Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 4 Jan 1997 | Middlesbrough | 2 | 2 | Slight |
| Thu 16 Jan 1997 | East Hertfordshire | 2 | 1 | Slight |
| Wed 22 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Wed 22 Jan 1997 | East Hertfordshire | 3 | 1 | Slight |
| Thu 23 Jan 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 28 Jan 1997 | East Hertfordshire | 2 | 1 | Serious |
| Wed 29 Jan 1997 | East Hertfordshire | 1 | 1 | Slight |
| Sun 2 Feb 1997 | Broxbourne | 1 | 1 | Slight |
| Thu 20 Feb 1997 | Broxbourne | 2 | 2 | Slight |
| Mon 24 Feb 1997 | Broxbourne | 2 | 2 | Slight |
| Mon 3 Mar 1997 | Broxbourne | 2 | 1 | Slight |
| Mon 3 Mar 1997 | Broxbourne | 2 | 1 | Slight |
| Sat 8 Mar 1997 | East Hertfordshire | 2 | 1 | Slight |
| Sun 9 Mar 1997 | Middlesbrough | 2 | 2 | Slight |
| Sun 23 Mar 1997 | East Hertfordshire | 2 | 3 | Slight |
| Thu 27 Mar 1997 | Broxbourne | 2 | 3 | Slight |
| Fri 28 Mar 1997 | Broxbourne | 2 | 2 | Slight |
| Fri 28 Mar 1997 | Broxbourne | 1 | 4 | Slight |
| Tue 15 Apr 1997 | Broxbourne | 3 | 1 | Slight |
| Sat 19 Apr 1997 | Broxbourne | 2 | 2 | Serious |
| Sun 20 Apr 1997 | East Hertfordshire | 2 | 3 | Serious |
| Fri 25 Apr 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 25 Apr 1997 | Broxbourne | 1 | 1 | Slight |
| Fri 9 May 1997 | East Hertfordshire | 2 | 1 | Serious |
| Mon 12 May 1997 | Broxbourne | 2 | 3 | Serious |
| Fri 16 May 1997 | Broxbourne | 2 | 1 | Serious |
| Thu 29 May 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 30 May 1997 | Broxbourne | 3 | 1 | Slight |
| Fri 30 May 1997 | Broxbourne | 2 | 1 | Slight |
| Thu 12 Jun 1997 | Broxbourne | 2 | 1 | Slight |
| Sat 14 Jun 1997 | Broxbourne | 2 | 2 | Slight |
| Sun 15 Jun 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 17 Jun 1997 | Broxbourne | 1 | 1 | Slight |
| Thu 19 Jun 1997 | Broxbourne | 2 | 1 | Slight |
| Thu 26 Jun 1997 | East Hertfordshire | 1 | 1 | Slight |
| Fri 27 Jun 1997 | Broxbourne | 1 | 1 | Slight |
| Wed 2 Jul 1997 | East Hertfordshire | 2 | 1 | Slight |
| Sat 19 Jul 1997 | East Hertfordshire | 2 | 1 | Slight |
| Sun 20 Jul 1997 | East Hertfordshire | 2 | 1 | Slight |
| Tue 22 Jul 1997 | Broxbourne | 1 | 2 | Serious |
| Thu 24 Jul 1997 | East Hertfordshire | 2 | 1 | Slight |
| Mon 28 Jul 1997 | East Hertfordshire | 2 | 2 | Slight |
| Sat 9 Aug 1997 | Broxbourne | 1 | 2 | Serious |
| Thu 21 Aug 1997 | East Hertfordshire | 1 | 1 | Slight |
| Sat 6 Sep 1997 | Broxbourne | 2 | 1 | Slight |
| Sun 7 Sep 1997 | Broxbourne | 2 | 4 | Slight |
| Sat 4 Oct 1997 | Broxbourne | 2 | 1 | Slight |
| Sun 5 Oct 1997 | East Hertfordshire | 1 | 1 | Slight |
| Mon 6 Oct 1997 | Broxbourne | 2 | 1 | Slight |
| Fri 10 Oct 1997 | Broxbourne | 2 | 1 | Slight |
| Thu 16 Oct 1997 | East Hertfordshire | 2 | 3 | Slight |
| Tue 21 Oct 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 18 Nov 1997 | East Hertfordshire | 2 | 1 | Slight |
| Tue 18 Nov 1997 | East Hertfordshire | 2 | 1 | Slight |
| Wed 26 Nov 1997 | Broxbourne | 2 | 1 | Slight |
| Tue 2 Dec 1997 | East Hertfordshire | 3 | 1 | Slight |
| Thu 4 Dec 1997 | Broxbourne | 1 | 1 | Slight |
| Mon 8 Dec 1997 | East Hertfordshire | 1 | 1 | Serious |
| Wed 10 Dec 1997 | Broxbourne | 2 | 2 | Slight |
| Wed 10 Dec 1997 | Broxbourne | 2 | 2 | Slight |
| Fri 12 Dec 1997 | Broxbourne | 2 | 1 | Serious |