Detailed data: UK Electoral Efficiency. For an explanation of the data in the table, see the page.

Table 1
UK Electoral Efficiency Index
 Centre for Thinking Futures
Constituency Efficiency Electorate Power Winner % Winner Party
Aberavon 48%  49,821 143% 49% Lab
Aberconwy 34%  45,525 157% 40% Con
Aberdeen North 54%  67,745 105% 56% SNP
Aberdeen South 37%  68,056 105% 42% SNP
Airdrie and Shotts 53%  66,792 107% 54% SNP
Aldershot 51%  72,430 98% 51% Con
Aldridge-Brownhills 52%  60,215 118% 52% Con
Altrincham & Sale West 52%  71,511 100% 53% Con
Alyn & Deeside 34%  62,016 115% 40% Lab
Amber Valley 40%  69,510 103% 44% Con
Angus 53%  65,792 108% 54% SNP
Arfon 40%  40,492 176% 44% PC
Argyll & Bute 41%  68,875 104% 44% SNP
Arundel & South Downs 56%  77,242 92% 61% Con
Ashfield 36%  77,091 93% 41% Lab
Ashford 52%  85,177 84% 52% Con
Ashton-under-Lyne 49%  68,343 104% 50% Lab
Aylesbury 51%  80,315 89% 51% Con
Ayr, Carrick & Cumnock 48%  72,995 98% 49% SNP
Banbury 52%  86,420 83% 53% Con
Banff & Buchan 56%  68,609 104% 60% SNP
Barking 55%  73,977 96% 58% Lab
Barnsley Central 54%  64,534 111% 56% Lab
Barnsley East 53%  69,135 103% 55% Lab
Barrow & Furness 38%  68,338 104% 42% Lab
Basildon & Billericay 52%  66,347 107% 53% Con
Basingstoke 47%  79,665 90% 49% Con
Bassetlaw 47%  76,796 93% 49% Lab
Bath 31%  63,084 113% 38% Con
Batley & Spen 39%  78,373 91% 43% Lab
Battersea 52%  76,111 94% 52% Con
Beaconsfield 57%  74,726 95% 63% Con
Beckenham 54%  67,439 106% 57% Con
Bedford 38%  69,311 103% 43% Con
Belfast East 49%  63,157 113% 49% DUP
Belfast North 45%  68,553 104% 47% DUP
Belfast South 13%  64,927 110% 25% SDLP
Belfast West 53%  62,697 114% 54% SF
Bermondsey & Old Southwark 39%  83,298 86% 43% Lab
Berwick-upon-Tweed 36%  74,214 96% 41% Con
Berwickshire, Roxburgh & Selkirk 30%  56,969 125% 37% SNP
Bethnal Green & Bow 56%  82,727 86% 61% Lab
Beverley & Holderness 47%  80,805 88% 48% Con
Bexhill & Battle 53%  78,796 91% 55% Con
Bexleyheath & Crayford 45%  64,828 110% 47% Con
Birkenhead 59%  62,410 114% 68% Lab
Birmingham Edgbaston 41%  65,591 109% 45% Lab
Birmingham Erdington 43%  65,128 109% 46% Lab
Birmingham Hall Green 56%  76,330 93% 60% Lab
Birmingham Hodge Hill 59%  75,302 95% 68% Lab
Birmingham Ladywood 61%  68,128 105% 74% Lab
Birmingham Northfield 37%  71,428 100% 42% Lab
Birmingham Perry Barr 55%  69,943 102% 57% Lab
Birmingham Selly Oak 46%  75,092 95% 48% Lab
Birmingham Yardley 37%  72,146 99% 42% Lab
Bishop Auckland 36%  66,070 108% 41% Lab
Blackburn 54%  73,260 97% 56% Lab
Blackley & Broughton 56%  71,913 99% 62% Lab
Blackpool North & Cleveleys 41%  62,468 114% 44% Con
Blackpool South 37%  57,411 124% 42% Lab
Blaenau Gwent 55%  51,335 139% 58% Lab
Blaydon 48%  67,901 105% 49% Lab
Blyth Valley 44%  61,247 116% 46% Lab
Bognor Regis & Littlehampton 51%  72,995 98% 51% Con
Bolsover 51%  71,979 99% 51% Lab
Bolton North East 39%  67,895 105% 43% Lab
Bolton South East 51%  69,687 102% 50% Lab
Bolton West 35%  72,719 98% 41% Con
Bootle 61%  70,145 102% 74% Lab
Boston & Skegness 40%  67,064 106% 44% Con
Bosworth 38%  79,738 89% 43% Con
Bournemouth East 48%  72,275 99% 49% Con
Bournemouth West 47%  72,082 99% 48% Con
Bracknell 54%  81,271 88% 56% Con
Bradford East 44%  66,121 108% 47% Lab
Bradford South 39%  63,674 112% 43% Lab
Bradford West 49%  63,372 113% 50% Lab
Braintree 53%  73,557 97% 54% Con
Brecon & Radnorshire 36%  54,441 131% 41% Con
Brent Central 56%  77,038 93% 62% Lab
Brent North 53%  84,602 84% 54% Lab
Brentford & Isleworth 40%  82,196 87% 44% Lab
Brentwood & Ongar 55%  71,918 99% 59% Con
Bridgend 30%  59,998 119% 37% Lab
Bridgwater & Somerset West 43%  80,491 89% 46% Con
Brigg & Goole 52%  68,488 104% 53% Con
Brighton Kemptown 35%  67,858 105% 41% Con
Brighton Pavilion 37%  76,557 93% 42% Green
Bristol East 33%  71,193 100% 39% Lab
Bristol North West 40%  74,743 95% 44% Con
Bristol South 32%  81,496 88% 38% Lab
Bristol West 28%  91,236 78% 36% Lab
Broadland 51%  73,552 97% 51% Con
Bromley & Chislehurst 52%  65,477 109% 53% Con
Bromsgrove 53%  73,337 97% 54% Con
Broxbourne 54%  72,944 98% 56% Con
Broxtowe 42%  71,764 99% 45% Con
Buckingham 57%  77,425 92% 64% Spk
Burnley 31%  64,477 111% 38% Lab
Burton 50%  75,248 95% 50% Con
Bury North 37%  67,580 106% 42% Con
Bury South 42%  73,883 97% 45% Lab
Bury St Edmunds 53%  85,982 83% 54% Con
Caerphilly 41%  63,603 112% 44% Lab
Caithness, Sutherland & Easter Ross 44%  47,558 150% 46% SNP
Calder Valley 40%  77,754 92% 44% Con
Camberwell & Peckham 57%  82,746 86% 63% Lab
Camborne & Redruth 35%  66,944 107% 40% Con
Cambridge 29%  83,384 86% 36% Lab
Cannock Chase 40%  74,532 96% 44% Con
Canterbury 39%  81,341 88% 43% Con
Cardiff Central 34%  57,456 124% 40% Lab
Cardiff North 38%  67,196 106% 42% Con
Cardiff South & Penarth 38%  76,006 94% 43% Lab
Cardiff West 35%  66,762 107% 41% Lab
Carlisle 41%  65,827 108% 44% Con
Carmarthen East & Dinefwr 32%  55,750 128% 38% PC
Carmarthen West & Pembrokeshire South 40%  57,755 123% 44% Con
Carshalton & Wallington 27%  69,981 102% 35% LD
Castle Point 51%  68,170 105% 51% Con
Central Ayrshire 52%  70,021 102% 53% SNP
Central Devon 52%  72,737 98% 52% Con
Central Suffolk and North Ipswich 54%  76,666 93% 56% Con
Ceredigion 29%  54,242 131% 36% LD
Charnwood 53%  77,269 92% 54% Con
Chatham & Aylesford 50%  66,355 107% 50% Con
Cheadle 39%  73,239 97% 43% Con
Chelmsford 51%  78,580 91% 52% Con
Chelsea & Fulham 57%  63,478 112% 63% Con
Cheltenham 43%  77,287 92% 46% Con
Chesham & Amersham 55%  72,547 98% 59% Con
Chester, City of 39%  71,625 100% 43% Lab
Chesterfield 46%  83,396 86% 48% Lab
Chichester 55%  66,680 107% 58% Con
Chingford & Woodford Green 46%  74,218 96% 48% Con
Chippenham 46%  77,807 92% 48% Con
Chipping Barnet 47%  74,679 95% 49% Con
Chorley 42%  69,303 103% 45% Lab
Christchurch 55%  60,992 117% 58% Con
Cities of London & Westminster 53%  74,485 96% 54% Con
City of Durham 45%  68,725 104% 47% Lab
Clacton 41%  68,936 103% 44% UKIP
Cleethorpes 44%  71,008 100% 47% Con
Clwyd South 30%  54,996 130% 37% Lab
Clwyd West 39%  58,644 122% 43% Con
Coatbridge, Chryston and Bellshill 59%  73,894 97% 69% SNP
Colchester 33%  74,204 96% 39% Con
Colne Valley 41%  82,516 86% 44% Con
Congleton 52%  72,503 98% 53% Con
Copeland 38%  62,087 115% 42% Lab
Corby 38%  79,775 89% 43% Con
Coventry North East 52%  75,462 95% 52% Lab
Coventry North West 36%  73,626 97% 41% Lab
Coventry South 38%  70,397 101% 42% Lab
Crawley 45%  73,936 96% 47% Con
Crewe and Nantwich 42%  74,169 96% 45% Con
Croydon Central 39%  78,171 91% 43% Con
Croydon North 57%  85,941 83% 63% Lab
Croydon South 53%  82,010 87% 55% Con
Cumbernauld, Kilsyth and Kirkintilloch East 56%  67,088 106% 60% SNP
Cynon Valley 46%  51,422 139% 48% Lab
Dagenham and Rainham 36%  69,128 103% 41% Lab
Darlington 39%  65,851 108% 43% Lab
Dartford 48%  75,209 95% 49% Con
Daventry 55%  72,873 98% 58% Con
Delyn 35%  53,639 133% 41% Lab
Denton and Reddish 51%  66,141 108% 51% Lab
Derby North 30%  69,794 102% 37% Con
Derby South 48%  63,476 112% 49% Lab
Derbyshire Dales 52%  70,240 102% 52% Con
Devizes 55%  69,205 103% 58% Con
Dewsbury 37%  79,770 89% 42% Lab
Don Valley 43%  71,136 100% 46% Lab
Doncaster Central 48%  70,989 100% 49% Lab
Doncaster North 52%  71,299 100% 52% Lab
Dover 39%  72,930 98% 43% Con
Dudley North 37%  60,717 117% 42% Lab
Dudley South 40%  60,363 118% 44% Con
Dulwich and West Norwood 53%  76,575 93% 54% Lab
Dumfries and Galloway 36%  75,249 95% 41% SNP
Dumfriesshire, Clydesdale and Tweeddale 34%  68,483 104% 40% Con
Dundee East 55%  67,822 105% 60% SNP
Dundee West 56%  65,927 108% 62% SNP
Dunfermline and West Fife 50%  78,037 91% 50% SNP
Dwyfor Meirionnydd 36%  44,394 161% 41% PC
Ealing Central and Acton 39%  71,422 100% 43% Lab
Ealing North 53%  73,881 97% 55% Lab
Ealing, Southall 58%  65,606 109% 65% Lab
Easington 56%  61,659 116% 61% Lab
East Antrim 29%  62,811 114% 36% DUP
East Devon 44%  78,262 91% 46% Con
East Dunbartonshire 35%  76,519 93% 40% SNP
East Ham 62%  66,966 106% 78% Lab
East Hampshire 56%  87,382 82% 61% Con
East Kilbride, Strathaven and Lesmahagow 54%  71,074 100% 56% SNP
East Londonderry 38%  83,205 86% 42% DUP
East Lothian 38%  79,609 90% 43% SNP
East Renfrewshire 35%  66,926 107% 41% SNP
East Surrey 43%  79,481 90% 46% Con
East Worthing and Shoreham 49%  69,982 102% 50% Con
East Yorkshire 51%  79,654 90% 51% Con
Eastbourne 34%  74,775 95% 40% Con
Eastleigh 38%  81,023 88% 42% Con
Eddisbury 51%  68,569 104% 51% Con
Edinburgh East 48%  67,141 106% 49% SNP
Edinburgh North and Leith 36%  80,910 88% 41% SNP
Edinburgh South 33%  65,801 108% 39% Lab
Edinburgh South West 39%  72,149 99% 43% SNP
Edinburgh West 33%  71,717 99% 39% SNP
Edmonton 56%  66,016 108% 61% Lab
Ellesmere Port and Neston 46%  69,223 103% 48% Lab
Elmet and Rothwell 47%  79,143 90% 48% Con
Eltham 38%  63,998 111% 43% Lab
Enfield North 40%  68,118 105% 44% Lab
Enfield, Southgate 49%  64,937 110% 49% Con
Epping Forest 53%  73,447 97% 55% Con
Epsom and Ewell 55%  78,633 91% 58% Con
Erewash 38%  71,943 99% 43% Con
Erith and Thamesmead 50%  70,397 101% 50% Lab
Esher and Walton 57%  79,894 89% 63% Con
Exeter 44%  76,968 93% 46% Lab
Falkirk 55%  83,380 86% 58% SNP
Fareham 54%  77,114 92% 56% Con
Faversham and Mid Kent 53%  69,523 103% 54% Con
Feltham and Heston 52%  82,340 87% 52% Lab
Fermanagh and South Tyrone 44%  70,108 102% 46% UUP
Filton and Bradley Stoke 44%  71,310 100% 47% Con
Finchley and Golders Green 51%  72,530 98% 51% Con
Folkestone and Hythe 46%  83,651 85% 48% Con
Forest of Dean 44%  69,865 102% 47% Con
Foyle 46%  70,036 102% 48% SDLP
Fylde 48%  65,679 109% 49% Con
Gainsborough 52%  74,686 95% 53% Con
Garston and Halewood 59%  73,719 97% 69% Lab
Gateshead 54%  64,524 111% 57% Lab
Gedling 38%  70,000 102% 42% Lab
Gillingham and Rainham 46%  70,984 100% 48% Con
Glasgow Central 52%  70,945 101% 53% SNP
Glasgow East 54%  70,378 101% 57% SNP
Glasgow North 52%  60,169 119% 53% SNP
Glasgow North East 55%  66,678 107% 58% SNP
Glasgow North West 53%  68,418 104% 55% SNP
Glasgow South 53%  74,051 96% 55% SNP
Glasgow South West 54%  66,209 108% 57% SNP
Glenrothes 56%  69,781 102% 60% SNP
Gloucester 42%  82,968 86% 45% Con
Gordon 46%  79,393 90% 48% SNP
Gosport 53%  73,268 97% 55% Con
Gower 30%  61,820 115% 37% Con
Grantham and Stamford 52%  81,150 88% 53% Con
Gravesham 44%  72,043 99% 47% Con
Great Grimsby 34%  59,200 120% 40% Lab
Great Yarmouth 39%  69,793 102% 43% Con
Greenwich and Woolwich 52%  73,315 97% 52% Lab
Guildford 54%  75,733 94% 57% Con
Hackney North and Stoke Newington 57%  88,153 81% 63% Lab
Hackney South and Shoreditch 57%  84,971 84% 64% Lab
Halesowen and Rowley Regis 39%  66,048 108% 43% Con
Halifax 34%  70,462 101% 40% Lab
Haltemprice and Howden 53%  71,195 100% 54% Con
Halton 57%  72,818 98% 63% Lab
Hammersmith 50%  72,254 99% 50% Lab
Hampstead and Kilburn 41%  80,195 89% 44% Lab
Harborough 52%  77,760 92% 53% Con
Harlow 48%  67,994 105% 49% Con
Harrogate and Knaresborough 52%  76,408 93% 53% Con
Harrow East 50%  70,981 100% 50% Con
Harrow West 45%  69,644 102% 47% Lab
Hartlepool 28%  69,947 102% 36% Lab
Harwich and North Essex 51%  69,290 103% 51% Con
Hastings and Rye 41%  75,095 95% 45% Con
Havant 51%  70,573 101% 52% Con
Hayes and Harlington 55%  74,874 95% 60% Lab
Hazel Grove 36%  63,098 113% 41% Con
Hemel Hempstead 52%  74,616 96% 53% Con
Hemsworth 51%  72,714 98% 51% Lab
Hendon 48%  75,285 95% 49% Con
Henley 55%  77,946 91% 59% Con
Hereford and South Herefordshire 52%  71,485 100% 53% Con
Hertford and Stortford 54%  80,610 88% 56% Con
Hertsmere 55%  73,767 97% 59% Con
Hexham 52%  59,708 119% 53% Con
Heywood and Middleton 39%  79,989 89% 43% Lab
High Peak 42%  73,336 97% 45% Con
Hitchin and Harpenden 54%  80,333 89% 57% Con
Holborn and St Pancras 52%  86,764 82% 53% Lab
Hornchurch and Upminster 48%  79,331 90% 49% Con
Hornsey and Wood Green 51%  79,247 90% 51% Lab
Horsham 54%  79,085 90% 57% Con
Houghton and Sunderland South 53%  68,324 104% 55% Lab
Hove 38%  73,505 97% 42% Lab
Huddersfield 42%  65,269 109% 45% Lab
Huntingdon 52%  82,593 86% 53% Con
Hyndburn 37%  68,341 104% 42% Lab
Ilford North 40%  75,294 95% 44% Lab
Ilford South 57%  91,987 78% 64% Lab
Inverclyde 53%  59,350 120% 55% SNP
Inverness, Nairn, Badenoch and Strathspey 50%  77,628 92% 50% SNP
Ipswich 41%  74,499 96% 45% Con
Isle of Wight 35%  108,804 66% 41% Con
Islington North 56%  73,326 97% 60% Lab
Islington South and Finsbury 51%  68,127 105% 51% Lab
Islwyn 48%  55,697 128% 49% Lab
Jarrow 54%  64,002 111% 56% Lab
Keighley 41%  68,865 104% 44% Con
Kenilworth and Southam 55%  63,957 112% 58% Con
Kensington 52%  61,133 117% 52% Con
Kettering 52%  70,155 102% 52% Con
Kilmarnock and Loudoun 54%  75,250 95% 56% SNP
Kingston and Surbiton 33%  81,238 88% 39% Con
Kingston upon Hull East 51%  65,710 109% 52% Lab
Kingston upon Hull North 52%  64,148 111% 53% Lab
Kingston upon Hull West and Hessle 48%  59,100 121% 49% Lab
Kingswood 47%  68,193 105% 48% Con
Kirkcaldy and Cowdenbeath 52%  75,941 94% 52% SNP
Knowsley 62%  79,108 90% 78% Lab
Lagan Valley 46%  71,152 100% 48% DUP
Lanark and Hamilton East 48%  79,962 89% 49% SNP
Lancaster and Fleetwood 38%  61,922 115% 42% Lab
Leeds Central 53%  81,799 87% 55% Lab
Leeds East 53%  64,754 110% 54% Lab
Leeds North East 46%  69,097 103% 48% Lab
Leeds North West 30%  61,974 115% 37% LD
Leeds West 46%  64,950 110% 48% Lab
Leicester East 56%  75,430 95% 61% Lab
Leicester South 56%  73,518 97% 60% Lab
Leicester West 44%  63,204 113% 47% Lab
Leigh 53%  75,905 94% 54% Lab
Lewes 32%  69,481 103% 38% Con
Lewisham East 54%  73,428 97% 56% Lab
Lewisham West and Penge 51%  66,913 107% 51% Lab
Lewisham, Deptford 56%  72,290 99% 60% Lab
Leyton and Wanstead 55%  64,580 110% 59% Lab
Lichfield 53%  74,234 96% 55% Con
Lincoln 38%  74,121 96% 43% Con
Linlithgow and East Falkirk 52%  86,955 82% 52% SNP
Liverpool, Riverside 59%  70,829 101% 67% Lab
Liverpool, Walton 63%  61,908 115% 81% Lab
Liverpool, Wavertree 59%  61,549 116% 69% Lab
Liverpool, West Derby 61%  63,651 112% 75% Lab
Livingston 54%  82,373 87% 57% SNP
Llanelli 36%  59,314 120% 41% Lab
Loughborough 49%  75,217 95% 50% Con
Louth and Horncastle 51%  74,870 95% 51% Con
Ludlow 53%  66,374 107% 54% Con
Luton North 52%  67,329 106% 52% Lab
Luton South 40%  67,741 105% 44% Lab
Macclesfield 52%  71,712 99% 53% Con
Maidenhead 58%  74,187 96% 66% Con
Maidstone and The Weald 42%  73,181 97% 46% Con
Makerfield 52%  74,320 96% 52% Lab
Maldon 56%  69,066 103% 61% Con
Manchester Central 56%  86,078 83% 61% Lab
Manchester, Gorton 58%  72,992 98% 67% Lab
Manchester, Withington 53%  74,102 96% 54% Lab
Mansfield 34%  77,534 92% 39% Lab
Meon Valley 56%  72,738 98% 61% Con
Meriden 53%  81,928 87% 55% Con
Merthyr Tydfil and Rhymney 53%  61,716 116% 54% Lab
Mid Bedfordshire 54%  78,501 91% 56% Con
Mid Derbyshire 52%  67,477 106% 52% Con
Mid Dorset and North Poole 51%  61,873 115% 51% Con
Mid Norfolk 52%  71,154 100% 52% Con
Mid Sussex 54%  64,299 111% 56% Con
Mid Ulster 47%  67,875 105% 49% SF
Mid Worcestershire 54%  77,154 92% 57% Con
Middlesbrough 54%  81,034 88% 57% Lab
Middlesbrough South and East Cleveland 37%  67,832 105% 42% Lab
Midlothian 51%  73,069 98% 51% SNP
Milton Keynes North 45%  86,826 82% 47% Con
Milton Keynes South 44%  89,656 80% 47% Con
Mitcham and Morden 56%  68,474 104% 61% Lab
Mole Valley 56%  74,038 96% 61% Con
Monmouth 50%  62,248 115% 50% Con
Montgomeryshire 42%  48,690 146% 45% Con
Moray 49%  71,685 99% 50% SNP
Morecambe and Lunesdale 42%  66,985 106% 46% Con
Morley and Outwood 33%  75,820 94% 39% Con
Motherwell and Wishaw 54%  70,283 101% 57% SNP
Na h-Eileanan an Iar 53%  21,769 328% 54% SNP
Neath 40%  56,097 127% 44% Lab
New Forest East 54%  73,747 97% 56% Con
New Forest West 56%  79,512 90% 60% Con
Newark 54%  67,619 105% 57% Con
Newbury 56%  58,147 123% 61% Con
Newcastle upon Tyne Central 53%  64,243 111% 55% Lab
Newcastle upon Tyne East 49%  67,902 105% 49% Lab
Newcastle upon Tyne North 43%  72,697 98% 46% Lab
Newcastle-under-Lyme 32%  68,446 104% 38% Lab
Newport East 35%  56,015 127% 41% Lab
Newport West 36%  62,137 115% 41% Lab
Newry and Armagh 36%  77,633 92% 41% SF
Newton Abbot 45%  69,928 102% 47% Con
Normanton, Pontefract and Castleford 53%  82,592 86% 55% Lab
North Antrim 39%  59,144 121% 43% DUP
North Ayrshire and Arran 52%  61,287 116% 53% SNP
North Cornwall 42%  75,876 94% 45% Con
North Devon 38%  75,791 94% 43% Con
North Dorset 54%  67,192 106% 57% Con
North Down 48%  74,737 95% 49% Ind
North Durham 53%  73,759 97% 55% Lab
North East Bedfordshire 55%  64,207 111% 60% Con
North East Cambridgeshire 53%  65,359 109% 55% Con
North East Derbyshire 35%  83,551 85% 41% Lab
North East Fife 36%  82,990 86% 41% SNP
North East Hampshire 58%  71,445 100% 66% Con
North East Hertfordshire 54%  62,003 115% 55% Con
North East Somerset 50%  76,918 93% 50% Con
North Herefordshire 54%  74,000 96% 56% Con
North Norfolk 33%  69,380 103% 39% LD
North Shropshire 51%  67,926 105% 51% Con
North Somerset 53%  68,867 104% 54% Con
North Swindon 50%  78,858 90% 50% Con
North Thanet 48%  80,161 89% 49% Con
North Tyneside 54%  80,983 88% 56% Lab
North Warwickshire 38%  71,478 100% 42% Con
North West Cambridgeshire 52%  79,300 90% 53% Con
North West Durham 45%  70,152 102% 47% Lab
North West Hampshire 55%  90,318 79% 58% Con
North West Leicestershire 49%  69,816 102% 50% Con
North West Norfolk 52%  79,223 90% 52% Con
North Wiltshire 54%  72,193 99% 57% Con
Northampton North 38%  74,402 96% 42% Con
Northampton South 37%  67,851 105% 42% Con
Norwich North 40%  64,515 111% 44% Con
Norwich South 33%  74,875 95% 39% Lab
Nottingham East 53%  60,464 118% 55% Lab
Nottingham North 53%  65,918 108% 55% Lab
Nottingham South 46%  68,987 103% 48% Lab
Nuneaton 42%  68,037 105% 46% Con
Ochil and South Perthshire 43%  77,370 92% 46% SNP
Ogmore 52%  55,572 128% 53% Lab
Old Bexley and Sidcup 52%  66,035 108% 53% Con
Oldham East and Saddleworth 34%  71,475 100% 39% Lab
Oldham West and Royton 53%  71,652 100% 55% Lab
Orkney and Shetland 36%  34,552 206% 41% LD
Orpington 54%  68,129 105% 57% Con
Oxford East 50%  78,978 90% 50% Lab
Oxford West and Abingdon 43%  76,174 94% 46% Con
Paisley and Renfrewshire North 51%  66,206 108% 51% SNP
Paisley and Renfrewshire South 51%  61,281 116% 51% SNP
Pendle 45%  64,573 110% 47% Con
Penistone and Stocksbridge 37%  70,817 101% 42% Lab
Penrith and The Border 55%  65,209 109% 60% Con
Perth and North Perthshire 51%  72,459 98% 51% SNP
Peterborough 34%  72,530 98% 40% Con
Plymouth, Moor View 31%  68,246 104% 38% Con
Plymouth, Sutton and Devonport 31%  73,274 97% 38% Con
Pontypridd 36%  58,940 121% 41% Lab
Poole 50%  72,557 98% 50% Con
Poplar and Limehouse 55%  82,081 87% 59% Lab
Portsmouth North 45%  73,105 98% 47% Con
Portsmouth South 27%  71,639 100% 35% Con
Preseli Pembrokeshire 35%  57,291 124% 40% Con
Preston 54%  59,981 119% 56% Lab
Pudsey 44%  70,533 101% 46% Con
Putney 53%  63,923 112% 54% Con
Rayleigh and Wickford 53%  77,174 92% 55% Con
Reading East 43%  73,232 97% 46% Con
Reading West 46%  72,567 98% 48% Con
Redcar 40%  64,826 110% 44% Lab
Redditch 45%  65,531 109% 47% Con
Reigate 54%  73,429 97% 57% Con
Rhondda 51%  51,811 138% 51% Lab
Ribble Valley 47%  77,379 92% 49% Con
Richmond (Yorks) 51%  77,303 92% 51% Con
Richmond Park 55%  79,062 90% 58% Con
Rochdale 43%  77,248 92% 46% Lab
Rochester and Strood 40%  77,119 92% 44% Con
Rochford and Southend East 44%  71,935 99% 46% Con
Romford 51%  72,594 98% 51% Con
Romsey and Southampton North 53%  66,519 107% 54% Con
Ross, Skye and Lochaber 46%  73,779 97% 48% SNP
Rossendale and Darwen 44%  54,169 132% 47% Con
Rother Valley 40%  63,698 112% 44% Lab
Rotherham 52%  74,275 96% 53% Lab
Rugby 48%  71,655 100% 49% Con
Ruislip, Northwood and Pinner 55%  73,216 97% 60% Con
Runnymede and Weybridge 55%  73,771 97% 60% Con
Rushcliffe 51%  73,278 97% 51% Con
Rutherglen and Hamilton West 52%  82,830 86% 53% SNP
Rutland and Melton 54%  79,693 89% 56% Con
Saffron Walden 54%  80,615 88% 57% Con
Salford and Eccles 49%  74,291 96% 49% Lab
Salisbury 54%  69,582 102% 56% Con
Scarborough and Whitby 39%  73,511 97% 43% Con
Scunthorpe 37%  64,025 111% 42% Lab
Sedgefield 45%  62,844 113% 47% Lab
Sefton Central 53%  67,744 105% 54% Lab
Selby and Ainsty 52%  76,082 94% 53% Con
Sevenoaks 54%  71,958 99% 57% Con
Sheffield Central 53%  70,874 101% 55% Lab
Sheffield South East 51%  72,321 99% 51% Lab
Sheffield, Brightside and Hillsborough 54%  72,351 99% 57% Lab
Sheffield, Hallam 34%  67,950 105% 40% LD
Sheffield, Heeley 47%  70,422 101% 48% Lab
Sherwood 42%  73,349 97% 45% Con
Shipley 50%  70,464 101% 50% Con
Shrewsbury and Atcham 42%  76,400 93% 46% Con
Sittingbourne and Sheppey 49%  76,018 94% 50% Con
Skipton and Ripon 54%  76,645 93% 55% Con
Sleaford and North Hykeham 54%  87,972 81% 56% Con
Slough 47%  86,366 83% 49% Lab
Solihull 48%  77,956 91% 49% Con
Somerton and Frome 52%  83,281 86% 53% Con
South Antrim 24%  72,281 99% 33% UUP
South Basildon and East Thurrock 39%  70,270 101% 43% Con
South Cambridgeshire 51%  67,425 106% 51% Con
South Derbyshire 49%  71,155 100% 49% Con
South Dorset 48%  84,132 85% 49% Con
South Down 38%  73,923 96% 42% SDLP
South East Cambridgeshire 47%  71,534 100% 49% Con
South East Cornwall 51%  75,220 95% 51% Con
South Holland and The Deepings 55%  84,570 84% 60% Con
South Leicestershire 52%  71,071 100% 53% Con
South Norfolk 53%  66,876 107% 54% Con
South Northamptonshire 56%  76,460 93% 60% Con
South Ribble 44%  76,851 93% 46% Con
South Shields 51%  80,721 88% 51% Lab
South Staffordshire 55%  85,781 83% 59% Con
South Suffolk 52%  67,326 106% 53% Con
South Swindon 43%  76,489 93% 46% Con
South Thanet 32%  62,730 114% 38% Con
South West Bedfordshire 53%  72,771 98% 55% Con
South West Devon 54%  73,836 97% 57% Con
South West Hertfordshire 54%  73,926 96% 57% Con
South West Norfolk 51%  70,970 100% 51% Con
South West Surrey 51%  79,285 90% 50% Con
South West Wiltshire 52%  71,035 100% 53% Con
Southampton, Itchen 37%  79,668 90% 42% Con
Southampton, Test 36%  76,970 93% 41% Lab
Southend West 50%  77,548 92% 50% Con
Southport 22%  73,018 98% 31% LD
Spelthorne 49%  71,592 100% 50% Con
St Albans 44%  68,705 104% 47% Con
St Austell and Newquay 35%  63,104 113% 40% Con
St Helens North 54%  75,825 94% 57% Lab
St Helens South and Whiston 56%  71,357 100% 60% Lab
St Ives 32%  76,607 93% 38% Con
Stafford 47%  70,597 101% 48% Con
Staffordshire Moorlands 51%  75,262 95% 51% Con
Stalybridge and Hyde 42%  77,720 92% 45% Lab
Stevenage 41%  67,236 106% 45% Con
Stirling 43%  65,570 109% 46% SNP
Stockport 50%  63,931 112% 50% Lab
Stockton North 48%  66,126 108% 49% Lab
Stockton South 44%  75,111 95% 47% Con
Stoke-on-Trent Central 33%  60,634 118% 39% Lab
Stoke-on-Trent North 34%  71,438 100% 40% Lab
Stoke-on-Trent South 33%  68,091 105% 39% Lab
Stone 53%  67,339 106% 55% Con
Stourbridge 43%  69,077 103% 46% Con
Strangford 41%  64,289 111% 44% DUP
Stratford-on-Avon 55%  71,304 100% 58% Con
Streatham 52%  79,137 90% 53% Lab
Stretford and Urmston 52%  69,026 103% 53% Lab
Stroud 43%  80,544 89% 46% Con
Suffolk Coastal 52%  77,816 92% 52% Con
Sunderland Central 50%  72,950 98% 50% Lab
Surrey Heath 56%  79,515 90% 60% Con
Sutton and Cheam 37%  69,228 103% 42% Con
Sutton Coldfield 53%  74,956 95% 55% Con
Swansea East 52%  58,011 123% 53% Lab
Swansea West 38%  58,776 121% 43% Lab
Tamworth 50%  71,913 99% 50% Con
Tatton 55%  65,004 110% 59% Con
Taunton Deane 46%  83,221 86% 48% Con
Telford 34%  66,166 108% 40% Con
Tewkesbury 53%  78,910 90% 55% Con
The Cotswolds 54%  78,290 91% 57% Con
The Wrekin 49%  65,942 108% 50% Con
Thirsk and Malton 52%  77,451 92% 53% Con
Thornbury and Yate 36%  66,066 108% 41% Con
Thurrock 26%  77,559 92% 34% Con
Tiverton and Honiton 53%  76,270 94% 54% Con
Tonbridge and Malling 55%  74,877 95% 59% Con
Tooting 45%  76,782 93% 47% Lab
Torbay 35%  76,350 93% 41% Con
Torfaen 41%  61,896 115% 45% Lab
Torridge and West Devon 51%  78,621 91% 51% Con
Totnes 52%  68,630 104% 53% Con
Tottenham 58%  70,803 101% 67% Lab
Truro and Falmouth 40%  73,601 97% 44% Con
Tunbridge Wells 55%  73,429 97% 59% Con
Twickenham 36%  80,250 89% 41% Con
Tynemouth 47%  77,524 92% 48% Lab
Upper Bann 24%  80,060 89% 33% DUP
Uxbridge and South Ruislip 50%  70,631 101% 50% Con
Vale of Clwyd 33%  56,505 126% 39% Con
Vale of Glamorgan 43%  72,794 98% 46% Con
Vauxhall 53%  82,231 87% 54% Lab
Wakefield 35%  70,521 101% 40% Lab
Wallasey 56%  65,495 109% 60% Lab
Walsall North 33%  67,080 106% 39% Lab
Walsall South 45%  67,743 105% 47% Lab
Walthamstow 59%  67,015 106% 69% Lab
Wansbeck 50%  60,705 117% 50% Lab
Wantage 52%  82,931 86% 53% Con
Warley 55%  63,738 112% 58% Lab
Warrington North 46%  72,104 99% 48% Lab
Warrington South 40%  84,767 84% 44% Con
Warwick and Leamington 46%  71,578 100% 48% Con
Washington and Sunderland West 53%  68,190 105% 55% Lab
Watford 39%  83,535 85% 44% Con
Waveney 38%  80,166 89% 42% Con
Wealden 54%  80,236 89% 57% Con
Weaver Vale 39%  68,407 104% 43% Con
Wellingborough 52%  74,317 96% 52% Con
Wells 43%  79,405 90% 46% Con
Welwyn Hatfield 51%  73,247 97% 50% Con
Wentworth and Dearne 54%  74,283 96% 57% Lab
West Aberdeenshire & Kincardine 37%  73,445 97% 42% SNP
West Bromwich East 50%  63,637 112% 50% Lab
West Bromwich West 45%  65,524 109% 47% Lab
West Dorset 50%  78,000 91% 50% Con
West Dunbartonshire 55%  69,208 103% 59% SNP
West Ham 59%  90,640 79% 68% Lab
West Lancashire 49%  70,906 101% 49% Lab
West Suffolk 52%  62,346 114% 52% Con
West Tyrone 39%  65,857 108% 44% SF
West Worcestershire 54%  80,309 89% 56% Con
Westminster North 44%  76,198 94% 47% Lab
Westmorland and Lonsdale 51%  63,856 112% 52% LD
Weston-Super-Mare 46%  73,394 97% 48% Con
Wigan 52%  75,990 94% 52% Lab
Wimbledon 52%  65,853 108% 52% Con
Winchester 53%  74,119 96% 55% Con
Windsor 57%  71,538 100% 63% Con
Wirral South 47%  56,956 125% 48% Lab
Wirral West 42%  55,377 129% 45% Lab
Witham 55%  67,090 106% 58% Con
Witney 56%  79,767 89% 60% Con
Woking 54%  74,269 96% 56% Con
Wokingham 55%  77,881 92% 58% Con
Wolverhampton North East 43%  61,065 117% 46% Lab
Wolverhampton South East 52%  62,556 114% 53% Lab
Wolverhampton South West 39%  60,368 118% 43% Lab
Worcester 42%  72,461 98% 45% Con
Workington 38%  58,615 122% 42% Lab
Worsley and Eccles South 40%  72,177 99% 44% Lab
Worthing West 51%  75,617 94% 52% Con
Wrexham 30%  50,992 140% 37% Lab
Wycombe 51%  76,371 93% 51% Con
Wyre and Preston North 52%  70,637 101% 53% Con
Wyre Forest 42%  77,407 92% 45% Con
Wythenshawe and Sale East 50%  75,994 94% 50% Lab
Yeovil 38%  82,447 86% 43% Con
Ynys Môn 22%  49,939 143% 31% Lab
York Central 38%  75,351 95% 42% Lab
York Outer 48%  78,561 91% 49% Con

The Centre is generously  supported by the Partners at Thinking.