Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 3 Jan 1997 | Hertsmere | 1 | 1 | Serious |
| Sat 4 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 8 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 8 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 15 Jan 1997 | Hertsmere | 1 | 2 | Slight |
| Sun 19 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Sun 26 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Sun 2 Feb 1997 | Broxbourne | 4 | 3 | Slight |
| Sun 9 Mar 1997 | Broxbourne | 2 | 1 | Slight |
| Mon 10 Mar 1997 | Broxbourne | 2 | 1 | Slight |
| Mon 10 Mar 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 19 Mar 1997 | Broxbourne | 1 | 1 | Slight |
| Mon 19 May 1997 | Broxbourne | 2 | 1 | Slight |
| Sun 8 Jun 1997 | Hertsmere | 2 | 2 | Slight |
| Wed 2 Jul 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 16 Jul 1997 | Broxbourne | 2 | 1 | Slight |
| Sat 16 Aug 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 23 Aug 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 29 Aug 1997 | Broxbourne | 1 | 1 | Slight |
| Fri 29 Aug 1997 | Broxbourne | 1 | 1 | Slight |
| Sat 6 Sep 1997 | Broxbourne | 2 | 1 | Slight |
| Sat 20 Sep 1997 | Broxbourne | 2 | 5 | Slight |
| Mon 22 Sep 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 30 Sep 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 10 Oct 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 21 Nov 1997 | Broxbourne | 1 | 1 | Slight |
| Mon 24 Nov 1997 | Welwyn Hatfield | 3 | 1 | Slight |
| Wed 26 Nov 1997 | Broxbourne | 2 | 1 | Slight |
| Mon 1 Dec 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 10 Dec 1997 | Broxbourne | 2 | 1 | Slight |
| Thu 11 Dec 1997 | Broxbourne | 2 | 2 | Slight |
| Fri 12 Dec 1997 | Broxbourne | 1 | 1 | Slight |
| Mon 15 Dec 1997 | Broxbourne | 2 | 2 | Slight |
| Mon 22 Dec 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 23 Dec 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 23 Dec 1997 | Broxbourne | 1 | 1 | Slight |