Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 1 Jan 2003 | Harrow | 2 | 1 | Slight |
| Thu 2 Jan 2003 | Harrow | 4 | 2 | Slight |
| Sat 11 Jan 2003 | Harrow | 2 | 2 | Slight |
| Mon 13 Jan 2003 | Harrow | 1 | 1 | Slight |
| Tue 14 Jan 2003 | Harrow | 1 | 1 | Slight |
| Sun 19 Jan 2003 | Brent | 1 | 1 | Slight |
| Sun 26 Jan 2003 | Harrow | 2 | 1 | Slight |
| Tue 4 Feb 2003 | Harrow | 2 | 1 | Slight |
| Sat 8 Feb 2003 | Hertsmere | 2 | 2 | Slight |
| Sat 8 Feb 2003 | Harrow | 1 | 1 | Slight |
| Mon 3 Mar 2003 | Harrow | 2 | 1 | Slight |
| Wed 12 Mar 2003 | Harrow | 2 | 1 | Slight |
| Wed 12 Mar 2003 | Harrow | 2 | 1 | Slight |
| Wed 12 Mar 2003 | Harrow | 2 | 1 | Slight |
| Sat 15 Mar 2003 | Harrow | 1 | 1 | Slight |
| Mon 17 Mar 2003 | Harrow | 1 | 1 | Slight |
| Fri 21 Mar 2003 | Harrow | 3 | 2 | Slight |
| Mon 24 Mar 2003 | Harrow | 1 | 1 | Slight |
| Wed 26 Mar 2003 | Harrow | 1 | 3 | Slight |
| Sat 5 Apr 2003 | Harrow | 2 | 1 | Slight |
| Sat 5 Apr 2003 | Harrow | 2 | 1 | Fatal |
| Mon 7 Apr 2003 | Harrow | 2 | 1 | Slight |
| Mon 7 Apr 2003 | Harrow | 2 | 1 | Slight |
| Thu 17 Apr 2003 | Harrow | 2 | 1 | Slight |
| Fri 25 Apr 2003 | Harrow | 1 | 1 | Slight |
| Thu 8 May 2003 | Harrow | 1 | 1 | Slight |
| Sun 11 May 2003 | Harrow | 2 | 1 | Slight |
| Fri 16 May 2003 | Harrow | 2 | 1 | Slight |
| Tue 27 May 2003 | Harrow | 1 | 1 | Slight |
| Fri 30 May 2003 | Harrow | 2 | 1 | Slight |
| Wed 4 Jun 2003 | Harrow | 1 | 1 | Slight |
| Fri 13 Jun 2003 | Harrow | 2 | 2 | Serious |
| Thu 19 Jun 2003 | Harrow | 1 | 1 | Slight |
| Sun 22 Jun 2003 | Harrow | 2 | 1 | Slight |
| Sat 28 Jun 2003 | Hertsmere | 2 | 2 | Serious |
| Mon 14 Jul 2003 | Harrow | 2 | 1 | Slight |
| Wed 16 Jul 2003 | Harrow | 3 | 1 | Slight |
| Sun 20 Jul 2003 | Harrow | 2 | 2 | Slight |
| Fri 25 Jul 2003 | Harrow | 1 | 1 | Slight |
| Sat 26 Jul 2003 | Harrow | 1 | 1 | Slight |
| Mon 28 Jul 2003 | Harrow | 1 | 1 | Slight |
| Tue 5 Aug 2003 | Harrow | 1 | 2 | Slight |
| Fri 8 Aug 2003 | Harrow | 2 | 1 | Slight |
| Fri 8 Aug 2003 | Harrow | 2 | 1 | Slight |
| Fri 8 Aug 2003 | Harrow | 1 | 1 | Slight |
| Tue 12 Aug 2003 | Harrow | 1 | 2 | Slight |
| Thu 14 Aug 2003 | Harrow | 1 | 1 | Slight |
| Tue 19 Aug 2003 | Harrow | 2 | 1 | Slight |
| Sat 23 Aug 2003 | Harrow | 2 | 2 | Slight |
| Thu 28 Aug 2003 | Harrow | 3 | 2 | Slight |
| Thu 28 Aug 2003 | Harrow | 3 | 2 | Slight |
| Fri 29 Aug 2003 | Harrow | 2 | 1 | Slight |
| Sat 6 Sep 2003 | Harrow | 1 | 2 | Slight |
| Fri 12 Sep 2003 | Harrow | 1 | 1 | Slight |
| Sun 12 Oct 2003 | Harrow | 2 | 1 | Slight |
| Wed 15 Oct 2003 | Harrow | 2 | 1 | Slight |
| Wed 15 Oct 2003 | Harrow | 2 | 1 | Serious |
| Sun 26 Oct 2003 | Harrow | 2 | 1 | Slight |
| Tue 28 Oct 2003 | Harrow | 2 | 1 | Slight |
| Tue 28 Oct 2003 | Harrow | 2 | 1 | Slight |
| Wed 29 Oct 2003 | Harrow | 1 | 1 | Slight |
| Wed 29 Oct 2003 | Harrow | 2 | 2 | Serious |
| Tue 4 Nov 2003 | Harrow | 2 | 1 | Slight |
| Thu 6 Nov 2003 | Harrow | 2 | 1 | Slight |
| Thu 6 Nov 2003 | Harrow | 1 | 1 | Slight |
| Fri 7 Nov 2003 | Harrow | 1 | 1 | Fatal |
| Mon 17 Nov 2003 | Harrow | 2 | 1 | Slight |
| Sun 30 Nov 2003 | Harrow | 2 | 1 | Slight |
| Tue 2 Dec 2003 | Harrow | 2 | 1 | Slight |
| Thu 4 Dec 2003 | Harrow | 2 | 1 | Slight |
| Mon 8 Dec 2003 | Harrow | 2 | 1 | Slight |
| Tue 9 Dec 2003 | Harrow | 3 | 2 | Slight |
| Thu 11 Dec 2003 | Brent | 2 | 1 | Slight |
| Mon 15 Dec 2003 | Harrow | 1 | 1 | Slight |
| Mon 29 Dec 2003 | Harrow | 2 | 1 | Slight |