Before (end of 1986) (42 seats, Elections Centre)
Labour 22 · Conservative 13 · SDP-Liberal Alliance 7 · Other 0
After (end of 1987) (42 seats, Elections Centre)
Labour 20 · SDP-Liberal Alliance 11 · Conservative 11 · Other 0
Ward results
Billericay East1 seat · turnout 48.3%
| W. Lea | Conservative | 2,458 |
| S. Moore | Lib/Sdp | 1,255 |
| A. Knight | Labour | 525 |
Billericay West1 seat · turnout 50.6%
| F. Tomlin | Conservative | 2,960 |
| J. Morley | Lib/Sdp | 1,292 |
| J. Orpe | Labour | 336 |
Burstead1 seat · turnout 55.3%
| S. Dines | Conservative | 2,353 |
| G. Bellard | Lib/Sdp | 1,944 |
| J. Kemp | Labour | 397 |
Fryerns Central1 seat · turnout 40.8%
| P Ballard | Labour | 2,108 |
| G. Humfrey | Lib/Sdp | 778 |
| A Elliott | Conservative | 714 |
Fryerns East1 seat · turnout 42.8%
| A. Dove | Labour | 1,850 |
| J. Lutton | Lib/Sdp | 1,076 |
| R. Sheridan | Conservative | 688 |
Laindon1 seat · turnout 50.8%
| V. York | Conservative | 2,009 |
| D. Roe | Labour | 1,835 |
| S. Furlong | Lib/Sdp | 579 |
Langdon Hills1 seat · turnout 42.4%
| K. Neil | Lib/Sdp | 1,555 |
| Michael Baker | Labour | 949 |
| B. Weedon | Conservative | 825 |
Lee Chapel North1 seat · turnout 44.5%
| M. Costello | Labour | 1,856 |
| S. Saunders | Lib/Sdp | 941 |
| H Tucker | Conservative | 734 |
Nethermayne1 seat · turnout 58.8%
| J. White | Lib/Sdp | 1,963 |
| E. Gelder | Labour | 1,498 |
| P. Hedges | Conservative | 1,114 |
Pitsea East1 seat · turnout 37.5%
| L. Webb | Labour | 1,801 |
| T. Hall | Conservative | 1,274 |
| B. Jeffery | Lib/Sdp | 728 |
Pitsea West1 seat · turnout 37.7%
| J. Amey | Labour | 2,026 |
| W. Lockhart | Conservative | 853 |
| D. Richardson | Lib/Sdp | 506 |
Vange1 seat · turnout 35.8%
| M. Bruce | Labour | 1,567 |
| J. Dolby | Conservative | 817 |
| B. Wakeham | Lib/Sdp | 461 |
Wickford North1 seat · turnout 54.1%
| L. Banton | Lib/Sdp | 2,022 |
| B. Pummell | Conservative | 1,869 |
| C. Wilson | Labour | 699 |
Wickford South1 seat · turnout 45.9%
| A. Banton | Lib/Sdp | 2,088 |
| C. Ball | Conservative | 1,553 |
| E. Harrison | Labour | 536 |
