Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 10 Jan 1984 | East Hertfordshire | 2 | 1 | Slight |
| Fri 13 Jan 1984 | Uttlesford | 2 | 1 | Slight |
| Thu 19 Jan 1984 | Uttlesford | 2 | 1 | Slight |
| Wed 15 Feb 1984 | Uttlesford | 1 | 1 | Slight |
| Sat 18 Feb 1984 | East Hertfordshire | 3 | 1 | Slight |
| Mon 27 Feb 1984 | Uttlesford | 2 | 1 | Slight |
| Sun 4 Mar 1984 | Uttlesford | 2 | 4 | Slight |
| Thu 12 Apr 1984 | Uttlesford | 2 | 1 | Slight |
| Sat 14 Apr 1984 | Uttlesford | 2 | 3 | Slight |
| Sat 5 May 1984 | East Hertfordshire | 2 | 1 | Slight |
| Tue 22 May 1984 | Uttlesford | 2 | 1 | Slight |
| Thu 31 May 1984 | Uttlesford | 1 | 1 | Serious |
| Thu 7 Jun 1984 | Uttlesford | 3 | 1 | Slight |
| Sat 9 Jun 1984 | Uttlesford | 4 | 1 | Slight |
| Sat 23 Jun 1984 | Uttlesford | 3 | 2 | Serious |
| Sat 21 Jul 1984 | Uttlesford | 2 | 1 | Serious |
| Wed 25 Jul 1984 | Uttlesford | 2 | 1 | Slight |
| Wed 1 Aug 1984 | Uttlesford | 2 | 2 | Serious |
| Sun 5 Aug 1984 | East Hertfordshire | 2 | 2 | Slight |
| Mon 6 Aug 1984 | Uttlesford | 1 | 1 | Slight |
| Tue 7 Aug 1984 | Uttlesford | 2 | 1 | Slight |
| Tue 14 Aug 1984 | Uttlesford | 2 | 1 | Slight |
| Sat 25 Aug 1984 | East Hertfordshire | 1 | 1 | Slight |
| Thu 30 Aug 1984 | Uttlesford | 2 | 1 | Slight |
| Sun 2 Sep 1984 | Uttlesford | 3 | 1 | Slight |
| Fri 5 Oct 1984 | Uttlesford | 2 | 1 | Slight |
| Fri 19 Oct 1984 | East Hertfordshire | 1 | 1 | Serious |
| Sat 20 Oct 1984 | Uttlesford | 2 | 1 | Slight |
| Tue 23 Oct 1984 | Uttlesford | 2 | 1 | Serious |
| Fri 26 Oct 1984 | East Hertfordshire | 2 | 1 | Slight |
| Tue 30 Oct 1984 | Uttlesford | 2 | 1 | Slight |
| Wed 14 Nov 1984 | Uttlesford | 3 | 2 | Slight |
| Fri 23 Nov 1984 | Uttlesford | 1 | 1 | Serious |
| Sun 25 Nov 1984 | Uttlesford | 2 | 1 | Slight |
| Mon 26 Nov 1984 | East Hertfordshire | 2 | 1 | Serious |
| Sat 1 Dec 1984 | Uttlesford | 2 | 1 | Slight |
| Mon 3 Dec 1984 | Uttlesford | 2 | 2 | Slight |
| Sun 9 Dec 1984 | Uttlesford | 2 | 2 | Serious |