East of England, 1964 vs 1966: seat-by-seat change
Every constituency in East of England compared between the 1964 and 1966 general elections: which seats changed hands and how far each swung.
| Constituency | 1964 | 1966 | Majority | Con–Lab swing |
|---|---|---|---|---|
| Bedford | Con | Lab gain | 0.8% | +3.7 |
| Billericay | Con | Lab gain | 1.9% | +2.0 |
| Bury St Edmunds | Con | Con | 9.1% | +0.4 |
| Cambridge | Con | Lab gain | 2.1% | +2.5 |
| Cambridgeshire | Con | Con | 9.6% | +2.2 |
| Central Norfolk | Con | Con | 8.6% | +1.7 |
| Chelmsford | Con | Con | 8.2% | +2.0 |
| Chigwell | Con | Con | 5.8% | +1.4 |
| Colchester | Con | Con | 1.9% | +2.5 |
| East Hertfordshire | Con | Con | 8.2% | +2.3 |
| Epping | Lab | Lab | 9.3% | +2.6 |
| Eye | Con | Con | 7.7% | +1.9 |
| Harwich | Con | Con | 12.6% | +3.9 |
| Hemel Hempstead | Con | Con | 2.9% | +2.1 |
| Hertford | Con | Con | 1.2% | +2.5 |
| Hitchin | Lab | Lab | 13.1% | +4.2 |
| Huntingdonshire | Con | Con | 12.5% | +3.6 |
| Ipswich | Lab | Lab | 11.3% | +3.7 |
| King'S Lynn | Lab | Lab | 4.5% | +2.1 |
| Lowestoft | Con | Con | 0.7% | +2.4 |
| Luton | Lab | Lab | 5.2% | +1.8 |
| Maldon | Con | Con | 1.0% | +1.1 |
| Mid-Bedfordshire | Con | Con | 6.0% | +2.4 |
| North Norfolk | Lab | Lab | 1.8% | +0.8 |
| Norwich North | Lab | Lab | 31.2% | +4.7 |
| Norwich South | Lab | Lab | 9.6% | +3.9 |
| Saffron Waldon | Con | Con | 7.6% | +2.1 |
| South Bedfordshire | Con | Lab gain | 5.9% | +3.2 |
| South East Essex | Con | Con | 8.7% | +2.6 |
| South Norfolk | Con | Con | 0.3% | +2.8 |
| South West Hertfordshire | Con | Con | 5.1% | +2.3 |
| South West Norfolk | Con | Con | 2.2% | −0.9 |
| Southend East | Con | Con | 1.2% | +3.4 |
| Southend West | Con | Con | 23.5% | +3.2 |
| St.Albans | Con | Con | 6.1% | +2.8 |
| Sudbury and Woodbridge | Con | Con | 13.2% | +1.6 |
| The Isle of Ely | Con | Con | 3.8% | +4.4 |
| Thurrock | Lab | Lab | 34.0% | +2.1 |
| Wanstead and Woodford | Con | Con | 30.2% | +2.8 |
| Watford | Lab | Lab | 8.8% | +2.7 |
| Yarmouth | Con | Lab gain | 1.8% | +3.1 |
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