Insights
Seats that changed hands at the 1966 general election
Every gain at each general election: which party took which seat from whom.
1966: 55 gains
Compared with the previous general election, where the constituency had the same boundaries.
- Lab +46
- Lib +3
- Oth +2
- Con −51
| Constituency | Gained by | From | Majority |
|---|
| Aberdeen South | Lab | Con | 1,799 |
|---|
| Bebington | Lab | Con | 2,337 |
|---|
| Bedford | Lab | Con | 378 |
|---|
| Berwick and East Lothian | Lab | Con | 1,689 |
|---|
| Billericay | Lab | Con | 1,642 |
|---|
| Birmingham Perry Barr | Lab | Con | 3,665 |
|---|
| Bradford West | Lab | Con | 1,534 |
|---|
| Brentford and Chiswick | Lab | Con | 607 |
|---|
| Bristol North East | Lab | Con | 3,972 |
|---|
| Bristol North West | Lab | Con | 669 |
|---|
| Caithness and Sutherland | Lab | Lib | 64 |
|---|
| Cambridge | Lab | Con | 991 |
|---|
| Cardiff North | Lab | Con | 672 |
|---|
| Cardigan | Lab | Lib | 523 |
|---|
| Chislehurst | Lab | Con | 810 |
|---|
| Conway | Lab | Con | 581 |
|---|
| Croydon South | Lab | Con | 81 |
|---|
| Eton and Slough | Lab | Con | 4,663 |
|---|
| Exeter | Lab | Con | 3,586 |
|---|
| Hampstead | Lab | Con | 2,253 |
|---|
| Harrow East | Lab | Con | 378 |
|---|
| High Peak | Lab | Con | 814 |
|---|
| Hornchurch | Lab | Con | 3,033 |
|---|
| Ilford South | Lab | Con | 2,520 |
|---|
| Lambeth Norwood | Lab | Con | 2,273 |
|---|
| Lancaster | Lab | Con | 1,811 |
|---|
| Lewisham North | Lab | Con | 2,363 |
|---|
| Lewisham West | Lab | Con | 2,034 |
|---|
| Middleton and Prestwick | Lab | Con | 3,817 |
|---|
| Monmouth | Lab | Con | 2,965 |
|---|
| Nottingham South | Lab | Con | 316 |
|---|
| Oxford | Lab | Con | 2,425 |
|---|
| Plymouth Sutton | Lab | Con | 5,222 |
|---|
| Portsmouth West | Lab | Con | 1,227 |
|---|
| Preston North | Lab | Con | 2,418 |
|---|
| Reading | Lab | Con | 4,133 |
|---|
| Rugby | Lab | Con | 409 |
|---|
| Rushcliffe | Lab | Con | 380 |
|---|
| Sheffield Heeley | Lab | Con | 4,729 |
|---|
| Smethwick | Lab | Con | 3,490 |
|---|
| South Bedfordshire | Lab | Con | 4,230 |
|---|
| Southampton Test | Lab | Con | 2,440 |
|---|
| Stretford | Lab | Con | 3,365 |
|---|
| The Wrekin | Lab | Con | 846 |
|---|
| Uxbridge | Lab | Con | 890 |
|---|
| Walthamstow East | Lab | Con | 1,807 |
|---|
| Yarmouth | Lab | Con | 797 |
|---|
| York | Lab | Con | 6,100 |
|---|
| Cheadle | Lib | Con | 655 |
|---|
| Colne Valley | Lib | Lab | 2,499 |
|---|
| North Cornwall | Lib | Con | 1,508 |
|---|
| Roxburgh Selkirk and Peebles | Lib | Con | 2,211 |
|---|
| West Aberdeenshire | Lib | Con | 1,195 |
|---|
| Belfast West | Oth | Con | 2,011 |
|---|
| Southamptonitchen | Oth | Lab | — |
|---|
Official results House of Commons Library and UK Parliament election results data. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. How we use this data