Before (end of 1979) (42 seats, Elections Centre)
Labour 17 · Conservative 16 · Other 9 · The Liberal Party 0
After (end of 1980) (42 seats, Elections Centre)
Labour 20 · Conservative 13 · Other 9 · The Liberal Party 0
Ward results
Billericay East1 seat · turnout 49.0%
| M. White | RES | 1,781 ✓ |
| R. Marshall | Conservative | 1,677 |
| I. Harlow | Labour | 408 |
| I. Campion-Smith | LIB | 163 |
Billericay West1 seat · turnout 47.2%
| H. Wilkins | RES | 1,733 |
| F. Tomlin | Conservative | 1,246 |
| P. Rackley | Labour | 168 |
Burstead1 seat · turnout 41.4%
| J. Kemp | RES | 1,559 ✓ |
| J. Janaway | Conservative | 1,295 |
| R. Pattle | Labour | 369 |
| A. Lycett | LIB | 187 |
Fryerns Central1 seat · turnout 37.5%
| C. O'Brien | Labour | 2,438 ✓ |
| R. Sheridan | Conservative | 580 |
| D. Richardson | LIB | 249 |
| R. Chaplin | Ind RES | 185 |
Fryerns East1 seat · turnout 32.1%
| D. Harrison | Labour | 2,077 ✓ |
| R. Pennell | Conservative | 507 |
| D. Mavis | LIB | 130 |
| C. Cooper | Ind RES | 56 |
Langdon Hills1 seat · turnout 37.2%
| J. Bielby | Labour | 1,223 |
| N. Langridge | Conservative | 683 |
| R. Payne | LIB | 462 |
Lee Chapel North1 seat · turnout 40.3%
| D. Austin | Labour | 2,361 |
| G. Dobbs | Conservative | 466 |
| S. Massie | LIB | 336 |
Nethermayne1 seat · turnout 41.5%
| P. Davey | Labour | 1,779 |
| H Tucker | Conservative | 1,259 |
| G. Williams | LIB | 276 |
Pitsea East1 seat · turnout 34.9%
| M. Howe | Labour | 1,262 |
| B. Laine | Conservative | 749 |
| R. Hawksworth | LIB | 178 |
Pitsea West1 seat · turnout 36.2%
| D Marks | Labour | 2,204 |
| T. Dines | Conservative | 655 |
| B. Mavis | LIB | 291 |
Wickford North1 seat · turnout 47.3%
| L. Yorke | Conservative | 1,923 |
| R. Oliver | Labour | 1,375 |
| M. Sansom | LIB | 512 |
Wickford South1 seat · turnout 34.4%
| G. Jones | Conservative | 1,575 |
| R. Turpin | Labour | 724 |
| A. McCartan | LIB | 381 |