Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 13 Jan 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Tue 21 Jan 1986 | East Hertfordshire | 2 | 1 | Slight |
| Fri 14 Mar 1986 | South Cambridgeshire | 2 | 2 | Slight |
| Mon 14 Apr 1986 | North Hertfordshire | 1 | 1 | Serious |
| Thu 15 May 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Thu 26 Jun 1986 | East Hertfordshire | 1 | 1 | Slight |
| Mon 30 Jun 1986 | South Cambridgeshire | 2 | 2 | Slight |
| Sun 24 Aug 1986 | East Hertfordshire | 3 | 2 | Slight |
| Mon 25 Aug 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Tue 26 Aug 1986 | South Cambridgeshire | 2 | 2 | Slight |
| Fri 29 Aug 1986 | South Cambridgeshire | 2 | 4 | Serious |
| Fri 29 Aug 1986 | South Cambridgeshire | 2 | 2 | Serious |
| Wed 3 Sep 1986 | East Hertfordshire | 2 | 1 | Slight |
| Mon 8 Sep 1986 | East Hertfordshire | 1 | 1 | Slight |
| Sun 21 Sep 1986 | South Cambridgeshire | 2 | 4 | Slight |
| Tue 23 Sep 1986 | South Cambridgeshire | 1 | 2 | Slight |
| Sat 4 Oct 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Fri 17 Oct 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Mon 20 Oct 1986 | East Hertfordshire | 1 | 1 | Slight |
| Fri 31 Oct 1986 | South Cambridgeshire | 2 | 2 | Slight |
| Sat 8 Nov 1986 | North Hertfordshire | 2 | 1 | Slight |
| Mon 10 Nov 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Tue 11 Nov 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Tue 18 Nov 1986 | East Hertfordshire | 2 | 1 | Slight |
| Wed 19 Nov 1986 | South Cambridgeshire | 2 | 1 | Slight |
| Mon 24 Nov 1986 | East Hertfordshire | 3 | 1 | Slight |
| Tue 25 Nov 1986 | East Hertfordshire | 3 | 1 | Slight |
| Mon 15 Dec 1986 | East Hertfordshire | 3 | 1 | Serious |
| Thu 18 Dec 1986 | South Cambridgeshire | 2 | 1 | Serious |
| Mon 29 Dec 1986 | South Cambridgeshire | 1 | 1 | Slight |