Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 5 Jan 1981 | Harrow | 2 | 2 | Slight |
| Wed 14 Jan 1981 | Harrow | 1 | 1 | Slight |
| Sun 18 Jan 1981 | Harrow | 2 | 4 | Slight |
| Mon 19 Jan 1981 | Harrow | 1 | 1 | Slight |
| Mon 19 Jan 1981 | Harrow | 2 | 1 | Slight |
| Sat 24 Jan 1981 | Harrow | 2 | 2 | Slight |
| Thu 29 Jan 1981 | Harrow | 1 | 1 | Serious |
| Sat 7 Feb 1981 | Harrow | 1 | 1 | Serious |
| Fri 13 Feb 1981 | Harrow | 1 | 1 | Slight |
| Fri 13 Feb 1981 | Harrow | 2 | 1 | Slight |
| Sat 14 Feb 1981 | Harrow | 2 | 1 | Slight |
| Wed 18 Feb 1981 | Harrow | 2 | 1 | Slight |
| Fri 20 Feb 1981 | Harrow | 2 | 2 | Slight |
| Sat 21 Feb 1981 | Harrow | 1 | 1 | Slight |
| Sun 22 Feb 1981 | Harrow | 2 | 1 | Serious |
| Tue 24 Feb 1981 | Harrow | 2 | 1 | Slight |
| Tue 24 Feb 1981 | Harrow | 1 | 1 | Serious |
| Sat 28 Feb 1981 | Harrow | 2 | 1 | Slight |
| Mon 2 Mar 1981 | Harrow | 2 | 1 | Slight |
| Fri 6 Mar 1981 | Harrow | 2 | 1 | Slight |
| Sat 14 Mar 1981 | Harrow | 2 | 1 | Slight |
| Mon 16 Mar 1981 | Harrow | 3 | 2 | Serious |
| Wed 25 Mar 1981 | Harrow | 2 | 2 | Slight |
| Fri 27 Mar 1981 | Harrow | 1 | 1 | Slight |
| Sun 29 Mar 1981 | Harrow | 1 | 1 | Slight |
| Mon 6 Apr 1981 | Harrow | 2 | 1 | Slight |
| Mon 6 Apr 1981 | Harrow | 2 | 2 | Slight |
| Fri 10 Apr 1981 | Harrow | 3 | 1 | Slight |
| Fri 10 Apr 1981 | Harrow | 2 | 1 | Slight |
| Mon 20 Apr 1981 | Harrow | 1 | 1 | Slight |
| Mon 20 Apr 1981 | Harrow | 3 | 2 | Slight |
| Tue 21 Apr 1981 | Harrow | 1 | 1 | Slight |
| Tue 21 Apr 1981 | Harrow | 1 | 1 | Slight |
| Fri 24 Apr 1981 | Harrow | 1 | 4 | Slight |
| Fri 24 Apr 1981 | Harrow | 2 | 3 | Serious |
| Mon 27 Apr 1981 | Harrow | 1 | 2 | Slight |
| Wed 29 Apr 1981 | Harrow | 2 | 1 | Slight |
| Thu 30 Apr 1981 | Harrow | 2 | 1 | Fatal |
| Sat 9 May 1981 | Harrow | 2 | 1 | Serious |
| Thu 14 May 1981 | Harrow | 1 | 1 | Slight |
| Sat 23 May 1981 | Hertsmere | 2 | 1 | Slight |
| Mon 1 Jun 1981 | Hertsmere | 1 | 1 | Slight |
| Fri 19 Jun 1981 | Harrow | 1 | 1 | Serious |
| Sat 20 Jun 1981 | Harrow | 2 | 1 | Slight |
| Mon 22 Jun 1981 | Harrow | 1 | 1 | Slight |
| Sat 27 Jun 1981 | Harrow | 1 | 1 | Slight |
| Mon 29 Jun 1981 | Harrow | 2 | 1 | Slight |
| Thu 2 Jul 1981 | Harrow | 2 | 1 | Slight |
| Fri 3 Jul 1981 | Harrow | 2 | 2 | Slight |
| Fri 3 Jul 1981 | Harrow | 2 | 1 | Slight |
| Tue 7 Jul 1981 | Harrow | 2 | 1 | Serious |
| Wed 8 Jul 1981 | Harrow | 1 | 1 | Slight |
| Sun 12 Jul 1981 | Harrow | 1 | 1 | Slight |
| Thu 16 Jul 1981 | Harrow | 1 | 1 | Slight |
| Fri 24 Jul 1981 | Harrow | 2 | 1 | Slight |
| Mon 27 Jul 1981 | Harrow | 2 | 1 | Slight |
| Thu 30 Jul 1981 | Harrow | 2 | 1 | Serious |
| Sat 15 Aug 1981 | Harrow | 1 | 1 | Serious |
| Tue 18 Aug 1981 | Harrow | 2 | 1 | Slight |
| Thu 20 Aug 1981 | Harrow | 2 | 1 | Slight |
| Sat 22 Aug 1981 | Harrow | 2 | 1 | Slight |
| Fri 4 Sep 1981 | Harrow | 2 | 1 | Slight |
| Sun 6 Sep 1981 | Harrow | 1 | 1 | Serious |
| Thu 10 Sep 1981 | Harrow | 2 | 1 | Slight |
| Mon 14 Sep 1981 | Harrow | 2 | 2 | Slight |
| Thu 17 Sep 1981 | Harrow | 2 | 1 | Serious |
| Thu 17 Sep 1981 | Harrow | 4 | 1 | Serious |
| Fri 18 Sep 1981 | Harrow | 1 | 1 | Serious |
| Sat 19 Sep 1981 | Harrow | 2 | 1 | Serious |
| Tue 22 Sep 1981 | Harrow | 3 | 1 | Slight |
| Tue 22 Sep 1981 | Harrow | 3 | 1 | Slight |
| Sat 26 Sep 1981 | Harrow | 2 | 1 | Slight |
| Tue 29 Sep 1981 | Harrow | 1 | 1 | Slight |
| Wed 30 Sep 1981 | Harrow | 2 | 1 | Slight |
| Sat 3 Oct 1981 | Harrow | 1 | 4 | Slight |
| Fri 16 Oct 1981 | Harrow | 2 | 1 | Slight |
| Mon 19 Oct 1981 | Harrow | 1 | 1 | Slight |
| Sun 25 Oct 1981 | Harrow | 2 | 2 | Serious |
| Tue 27 Oct 1981 | Harrow | 1 | 1 | Slight |
| Wed 28 Oct 1981 | Harrow | 2 | 2 | Serious |
| Mon 2 Nov 1981 | Harrow | 2 | 2 | Slight |
| Tue 3 Nov 1981 | Harrow | 2 | 1 | Slight |
| Sat 7 Nov 1981 | Harrow | 1 | 2 | Slight |
| Thu 12 Nov 1981 | Harrow | 2 | 1 | Slight |
| Wed 18 Nov 1981 | Harrow | 2 | 1 | Slight |
| Thu 19 Nov 1981 | Harrow | 2 | 2 | Slight |
| Fri 27 Nov 1981 | Harrow | 2 | 1 | Slight |
| Sat 28 Nov 1981 | Harrow | 1 | 2 | Slight |
| Sun 29 Nov 1981 | Harrow | 1 | 1 | Serious |
| Sun 29 Nov 1981 | Harrow | 3 | 1 | Slight |
| Thu 3 Dec 1981 | Harrow | 1 | 1 | Slight |
| Sat 5 Dec 1981 | Harrow | 1 | 1 | Serious |
| Sat 5 Dec 1981 | Harrow | 2 | 1 | Slight |
| Wed 9 Dec 1981 | Harrow | 3 | 2 | Slight |
| Sat 12 Dec 1981 | Harrow | 1 | 1 | Slight |
| Sun 27 Dec 1981 | Hertsmere | 1 | 1 | Slight |
| Tue 29 Dec 1981 | Harrow | 3 | 1 | Slight |