Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 9 Jan 2004 | Uttlesford | 1 | 1 | Serious |
| Mon 12 Jan 2004 | Uttlesford | 2 | 1 | Slight |
| Tue 13 Jan 2004 | Uttlesford | 2 | 1 | Serious |
| Thu 15 Jan 2004 | Uttlesford | 1 | 1 | Slight |
| Thu 15 Jan 2004 | Uttlesford | 1 | 1 | Slight |
| Thu 22 Jan 2004 | Uttlesford | 2 | 1 | Slight |
| Fri 23 Jan 2004 | Uttlesford | 1 | 1 | Slight |
| Sat 31 Jan 2004 | Uttlesford | 1 | 1 | Slight |
| Thu 19 Feb 2004 | Uttlesford | 1 | 1 | Slight |
| Fri 20 Feb 2004 | Uttlesford | 2 | 1 | Slight |
| Fri 5 Mar 2004 | East Hertfordshire | 2 | 1 | Slight |
| Sat 6 Mar 2004 | Uttlesford | 2 | 1 | Slight |
| Sat 20 Mar 2004 | East Hertfordshire | 2 | 1 | Slight |
| Mon 22 Mar 2004 | East Hertfordshire | 2 | 1 | Slight |
| Tue 30 Mar 2004 | East Hertfordshire | 2 | 1 | Slight |
| Thu 1 Apr 2004 | East Hertfordshire | 5 | 2 | Serious |
| Sat 3 Apr 2004 | Uttlesford | 2 | 1 | Slight |
| Sat 3 Apr 2004 | East Hertfordshire | 2 | 1 | Slight |
| Tue 4 May 2004 | Uttlesford | 4 | 1 | Slight |
| Sat 8 May 2004 | Uttlesford | 3 | 2 | Serious |
| Mon 17 May 2004 | Uttlesford | 1 | 1 | Slight |
| Tue 18 May 2004 | East Hertfordshire | 2 | 1 | Slight |
| Wed 19 May 2004 | Uttlesford | 2 | 1 | Slight |
| Fri 28 May 2004 | Uttlesford | 4 | 2 | Slight |
| Mon 31 May 2004 | Uttlesford | 2 | 2 | Slight |
| Fri 2 Jul 2004 | Uttlesford | 3 | 2 | Slight |
| Mon 5 Jul 2004 | Uttlesford | 1 | 1 | Slight |
| Tue 6 Jul 2004 | Epping Forest | 2 | 1 | Slight |
| Fri 9 Jul 2004 | Uttlesford | 2 | 1 | Slight |
| Sat 10 Jul 2004 | Uttlesford | 2 | 2 | Slight |
| Mon 12 Jul 2004 | Uttlesford | 2 | 2 | Serious |
| Fri 16 Jul 2004 | Uttlesford | 1 | 1 | Slight |
| Sun 25 Jul 2004 | East Hertfordshire | 2 | 2 | Slight |
| Wed 25 Aug 2004 | Uttlesford | 2 | 1 | Slight |
| Fri 3 Sep 2004 | East Hertfordshire | 2 | 2 | Slight |
| Sun 19 Sep 2004 | Uttlesford | 1 | 1 | Serious |
| Fri 24 Sep 2004 | Uttlesford | 1 | 1 | Slight |
| Wed 29 Sep 2004 | Uttlesford | 1 | 1 | Slight |
| Thu 14 Oct 2004 | East Hertfordshire | 1 | 2 | Fatal |
| Sat 16 Oct 2004 | East Hertfordshire | 2 | 1 | Slight |
| Sat 23 Oct 2004 | Uttlesford | 2 | 2 | Slight |
| Mon 25 Oct 2004 | East Hertfordshire | 2 | 1 | Slight |
| Thu 4 Nov 2004 | East Hertfordshire | 1 | 2 | Slight |
| Tue 9 Nov 2004 | East Hertfordshire | 1 | 1 | Slight |
| Fri 19 Nov 2004 | East Hertfordshire | 1 | 1 | Slight |
| Sun 12 Dec 2004 | Uttlesford | 2 | 1 | Slight |
| Wed 22 Dec 2004 | Uttlesford | 3 | 1 | Slight |
| Thu 23 Dec 2004 | Uttlesford | 2 | 1 | Slight |
| Tue 28 Dec 2004 | Uttlesford | 2 | 1 | Slight |