Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 2 Jan 2004 | Bradford | 1 | 1 | Slight |
| Sat 3 Jan 2004 | Bradford | 2 | 2 | Serious |
| Mon 5 Jan 2004 | Bradford | 3 | 1 | Slight |
| Wed 7 Jan 2004 | Bradford | 2 | 1 | Slight |
| Thu 8 Jan 2004 | Bradford | 4 | 1 | Slight |
| Sat 10 Jan 2004 | Bradford | 2 | 1 | Slight |
| Sat 10 Jan 2004 | Rossendale | 2 | 2 | Slight |
| Sat 10 Jan 2004 | Bradford | 1 | 1 | Serious |
| Sat 10 Jan 2004 | Blackburn with Darwen | 1 | 1 | Slight |
| Mon 12 Jan 2004 | Bradford | 2 | 1 | Slight |
| Wed 14 Jan 2004 | Bradford | 2 | 1 | Slight |
| Wed 14 Jan 2004 | Rossendale | 4 | 1 | Slight |
| Wed 14 Jan 2004 | Bradford | 2 | 2 | Slight |
| Wed 14 Jan 2004 | Bradford | 2 | 1 | Slight |
| Thu 15 Jan 2004 | Bradford | 2 | 1 | Slight |
| Sat 24 Jan 2004 | Bradford | 2 | 1 | Slight |
| Sun 25 Jan 2004 | Hyndburn | 2 | 5 | Fatal |
| Wed 28 Jan 2004 | Bradford | 2 | 2 | Slight |
| Thu 29 Jan 2004 | Bradford | 2 | 1 | Slight |
| Sat 31 Jan 2004 | Bradford | 2 | 1 | Slight |
| Sun 1 Feb 2004 | Bradford | 2 | 3 | Slight |
| Sun 1 Feb 2004 | Bradford | 1 | 1 | Slight |
| Mon 2 Feb 2004 | Bradford | 2 | 3 | Slight |
| Tue 3 Feb 2004 | Bradford | 1 | 1 | Slight |
| Wed 11 Feb 2004 | Bradford | 4 | 4 | Slight |
| Fri 20 Feb 2004 | Rossendale | 1 | 1 | Slight |
| Sun 22 Feb 2004 | Bradford | 2 | 3 | Slight |
| Mon 23 Feb 2004 | Blackburn with Darwen | 1 | 1 | Slight |
| Sat 28 Feb 2004 | Bradford | 2 | 1 | Slight |
| Mon 1 Mar 2004 | Bradford | 2 | 1 | Slight |
| Wed 3 Mar 2004 | Bradford | 2 | 1 | Slight |
| Sat 6 Mar 2004 | Bradford | 2 | 1 | Slight |
| Sat 6 Mar 2004 | Bradford | 3 | 2 | Slight |
| Sun 7 Mar 2004 | Bradford | 2 | 1 | Slight |
| Tue 9 Mar 2004 | Bradford | 2 | 1 | Slight |
| Fri 12 Mar 2004 | Bradford | 2 | 1 | Slight |
| Sun 14 Mar 2004 | Rossendale | 2 | 3 | Fatal |
| Mon 15 Mar 2004 | Bradford | 2 | 2 | Slight |
| Tue 16 Mar 2004 | Bradford | 2 | 2 | Slight |
| Fri 19 Mar 2004 | Bradford | 1 | 1 | Serious |
| Fri 19 Mar 2004 | Bradford | 2 | 3 | Serious |
| Mon 22 Mar 2004 | Bradford | 1 | 1 | Slight |
| Mon 22 Mar 2004 | Bradford | 1 | 1 | Serious |
| Wed 24 Mar 2004 | Rossendale | 2 | 1 | Slight |
| Thu 25 Mar 2004 | Bradford | 1 | 1 | Slight |
| Fri 26 Mar 2004 | Bradford | 2 | 1 | Slight |
| Sat 27 Mar 2004 | Bradford | 1 | 1 | Slight |
| Sat 27 Mar 2004 | Bradford | 2 | 1 | Slight |
| Sat 27 Mar 2004 | Bradford | 2 | 2 | Slight |
| Sun 28 Mar 2004 | Bradford | 1 | 1 | Slight |
| Sun 28 Mar 2004 | Bradford | 2 | 1 | Slight |
| Tue 30 Mar 2004 | Bradford | 1 | 1 | Slight |
| Wed 31 Mar 2004 | Bradford | 2 | 1 | Slight |
| Thu 1 Apr 2004 | Bradford | 2 | 1 | Slight |
| Fri 2 Apr 2004 | Bradford | 1 | 1 | Slight |
| Sun 4 Apr 2004 | Bradford | 2 | 1 | Slight |
| Sun 4 Apr 2004 | Bradford | 2 | 2 | Slight |
| Mon 5 Apr 2004 | Bradford | 2 | 2 | Slight |
| Tue 6 Apr 2004 | Bradford | 2 | 2 | Slight |
| Wed 7 Apr 2004 | Bradford | 2 | 1 | Serious |
| Thu 8 Apr 2004 | Bradford | 2 | 2 | Slight |
| Fri 9 Apr 2004 | Rossendale | 2 | 4 | Slight |
| Fri 9 Apr 2004 | Bradford | 2 | 1 | Slight |
| Sat 10 Apr 2004 | Rossendale | 1 | 1 | Slight |
| Sat 10 Apr 2004 | Bradford | 1 | 1 | Serious |
| Tue 13 Apr 2004 | Bradford | 2 | 1 | Slight |
| Sat 17 Apr 2004 | Rossendale | 2 | 1 | Slight |
| Sun 18 Apr 2004 | Rossendale | 1 | 3 | Slight |
| Sun 18 Apr 2004 | Bradford | 2 | 2 | Slight |
| Mon 19 Apr 2004 | Bradford | 2 | 2 | Serious |
| Mon 19 Apr 2004 | Bradford | 2 | 2 | Slight |
| Mon 19 Apr 2004 | Bradford | 2 | 2 | Slight |
| Mon 19 Apr 2004 | Bradford | 2 | 1 | Slight |
| Tue 20 Apr 2004 | Bradford | 2 | 3 | Slight |
| Fri 23 Apr 2004 | Bradford | 2 | 1 | Serious |
| Mon 26 Apr 2004 | Bradford | 2 | 1 | Slight |
| Wed 28 Apr 2004 | Bradford | 2 | 2 | Slight |
| Wed 28 Apr 2004 | Blackburn with Darwen | 1 | 1 | Slight |
| Wed 28 Apr 2004 | Bradford | 3 | 1 | Slight |
| Wed 28 Apr 2004 | Bradford | 1 | 2 | Slight |
| Fri 30 Apr 2004 | Blackburn with Darwen | 3 | 2 | Slight |
| Mon 3 May 2004 | Rossendale | 2 | 1 | Slight |
| Tue 4 May 2004 | Bradford | 2 | 2 | Slight |
| Fri 7 May 2004 | Bradford | 2 | 3 | Slight |
| Sun 9 May 2004 | Bradford | 1 | 1 | Serious |
| Tue 11 May 2004 | Bradford | 2 | 1 | Slight |
| Tue 11 May 2004 | Bradford | 2 | 1 | Slight |
| Tue 11 May 2004 | Bradford | 4 | 2 | Slight |
| Fri 14 May 2004 | Bradford | 2 | 1 | Slight |
| Tue 18 May 2004 | Bradford | 1 | 1 | Serious |
| Tue 18 May 2004 | Bradford | 2 | 1 | Slight |
| Fri 21 May 2004 | Bradford | 2 | 1 | Serious |
| Fri 21 May 2004 | Bradford | 2 | 1 | Serious |
| Wed 26 May 2004 | Bradford | 2 | 1 | Slight |
| Sat 29 May 2004 | Bradford | 2 | 1 | Slight |
| Sun 30 May 2004 | Bradford | 2 | 1 | Slight |
| Sun 30 May 2004 | Bradford | 2 | 2 | Slight |
| Mon 31 May 2004 | Bradford | 3 | 1 | Slight |
| Fri 4 Jun 2004 | Blackburn with Darwen | 4 | 1 | Slight |
| Sun 6 Jun 2004 | Bradford | 2 | 1 | Slight |
| Mon 7 Jun 2004 | Bradford | 2 | 4 | Serious |
| Mon 7 Jun 2004 | Bradford | 2 | 2 | Slight |
| Tue 8 Jun 2004 | Bradford | 3 | 6 | Serious |
| Tue 8 Jun 2004 | Bradford | 2 | 1 | Slight |
| Tue 8 Jun 2004 | Bradford | 2 | 1 | Slight |
| Wed 9 Jun 2004 | Bradford | 2 | 1 | Slight |
| Fri 11 Jun 2004 | Bradford | 1 | 1 | Slight |
| Fri 11 Jun 2004 | Rossendale | 3 | 4 | Slight |
| Sat 12 Jun 2004 | Bradford | 2 | 2 | Serious |
| Fri 18 Jun 2004 | Bradford | 2 | 1 | Serious |
| Fri 18 Jun 2004 | Bradford | 2 | 1 | Slight |
| Fri 18 Jun 2004 | Rossendale | 2 | 1 | Slight |
| Fri 18 Jun 2004 | Hyndburn | 2 | 1 | Slight |
| Sat 19 Jun 2004 | Bradford | 1 | 1 | Slight |
| Sun 20 Jun 2004 | Bradford | 2 | 3 | Slight |
| Mon 21 Jun 2004 | Bradford | 2 | 1 | Slight |
| Tue 22 Jun 2004 | Bradford | 2 | 2 | Slight |
| Wed 23 Jun 2004 | Bradford | 2 | 2 | Slight |
| Wed 23 Jun 2004 | Bradford | 2 | 1 | Slight |
| Mon 28 Jun 2004 | Rossendale | 1 | 1 | Slight |
| Thu 1 Jul 2004 | Bradford | 2 | 1 | Slight |
| Fri 2 Jul 2004 | Bradford | 2 | 2 | Slight |
| Sat 3 Jul 2004 | Bradford | 2 | 1 | Slight |
| Sun 4 Jul 2004 | Bradford | 3 | 2 | Slight |
| Mon 5 Jul 2004 | Bradford | 1 | 1 | Slight |
| Mon 5 Jul 2004 | Hyndburn | 2 | 1 | Slight |
| Fri 9 Jul 2004 | Bradford | 2 | 1 | Slight |
| Mon 12 Jul 2004 | Bradford | 1 | 1 | Slight |
| Thu 15 Jul 2004 | Bradford | 3 | 1 | Slight |
| Fri 16 Jul 2004 | Bradford | 1 | 1 | Slight |
| Sat 17 Jul 2004 | Bradford | 2 | 1 | Serious |
| Mon 19 Jul 2004 | Bradford | 2 | 2 | Slight |
| Mon 19 Jul 2004 | Bradford | 2 | 2 | Slight |
| Mon 19 Jul 2004 | Bradford | 1 | 1 | Slight |
| Fri 23 Jul 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Sun 25 Jul 2004 | Bradford | 2 | 1 | Slight |
| Sun 25 Jul 2004 | Bradford | 2 | 1 | Slight |
| Wed 28 Jul 2004 | Bradford | 2 | 1 | Slight |
| Wed 28 Jul 2004 | Bradford | 2 | 1 | Slight |
| Tue 3 Aug 2004 | Blackburn with Darwen | 2 | 3 | Slight |
| Thu 5 Aug 2004 | Bradford | 2 | 2 | Slight |
| Thu 5 Aug 2004 | Bradford | 2 | 4 | Slight |
| Fri 13 Aug 2004 | Bradford | 2 | 1 | Slight |
| Sat 14 Aug 2004 | Rossendale | 2 | 2 | Slight |
| Sun 15 Aug 2004 | Bradford | 2 | 5 | Slight |
| Mon 16 Aug 2004 | Bradford | 1 | 1 | Slight |
| Tue 17 Aug 2004 | Bradford | 2 | 1 | Slight |
| Wed 18 Aug 2004 | Hyndburn | 1 | 1 | Slight |
| Thu 19 Aug 2004 | Bradford | 2 | 4 | Slight |
| Fri 20 Aug 2004 | Bradford | 2 | 2 | Slight |
| Sat 21 Aug 2004 | Bradford | 2 | 1 | Slight |
| Sun 22 Aug 2004 | Bradford | 2 | 2 | Slight |
| Mon 23 Aug 2004 | Bradford | 3 | 1 | Slight |
| Wed 25 Aug 2004 | Bradford | 2 | 1 | Slight |
| Thu 26 Aug 2004 | Bradford | 2 | 3 | Slight |
| Sat 28 Aug 2004 | Bradford | 2 | 2 | Slight |
| Sun 29 Aug 2004 | Bradford | 3 | 4 | Slight |
| Fri 3 Sep 2004 | Hyndburn | 2 | 1 | Slight |
| Sat 4 Sep 2004 | Bradford | 2 | 4 | Slight |
| Sun 5 Sep 2004 | Bradford | 2 | 1 | Slight |
| Wed 8 Sep 2004 | Bradford | 2 | 2 | Slight |
| Fri 10 Sep 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Sun 12 Sep 2004 | Bradford | 2 | 1 | Slight |
| Mon 13 Sep 2004 | Bradford | 3 | 1 | Slight |
| Tue 14 Sep 2004 | Bradford | 3 | 2 | Serious |
| Tue 14 Sep 2004 | Bradford | 3 | 2 | Serious |
| Sun 19 Sep 2004 | Bradford | 2 | 1 | Slight |
| Sun 19 Sep 2004 | Bradford | 2 | 1 | Slight |
| Tue 21 Sep 2004 | Bradford | 2 | 2 | Slight |
| Wed 22 Sep 2004 | Bradford | 3 | 1 | Slight |
| Fri 24 Sep 2004 | Bradford | 2 | 1 | Slight |
| Sat 25 Sep 2004 | Bradford | 1 | 1 | Slight |
| Sun 26 Sep 2004 | Bradford | 1 | 1 | Serious |
| Mon 27 Sep 2004 | Bradford | 1 | 1 | Slight |
| Tue 28 Sep 2004 | Bradford | 2 | 1 | Slight |
| Tue 28 Sep 2004 | Bradford | 2 | 1 | Slight |
| Wed 29 Sep 2004 | Bradford | 1 | 1 | Fatal |
| Wed 29 Sep 2004 | Bradford | 1 | 1 | Slight |
| Wed 29 Sep 2004 | Bradford | 2 | 2 | Slight |
| Thu 30 Sep 2004 | Hyndburn | 1 | 1 | Slight |
| Fri 1 Oct 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Sat 2 Oct 2004 | Bradford | 2 | 1 | Slight |
| Mon 4 Oct 2004 | Bradford | 1 | 1 | Slight |
| Thu 7 Oct 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Sun 10 Oct 2004 | Bradford | 2 | 1 | Slight |
| Sun 10 Oct 2004 | Bradford | 3 | 1 | Slight |
| Sat 16 Oct 2004 | Bradford | 1 | 1 | Slight |
| Mon 18 Oct 2004 | Bradford | 1 | 1 | Slight |
| Wed 20 Oct 2004 | Rossendale | 1 | 1 | Slight |
| Wed 20 Oct 2004 | Bradford | 2 | 2 | Slight |
| Fri 22 Oct 2004 | Hyndburn | 1 | 2 | Serious |
| Fri 22 Oct 2004 | Bradford | 2 | 1 | Slight |
| Mon 25 Oct 2004 | Bradford | 1 | 1 | Slight |
| Mon 25 Oct 2004 | Bradford | 2 | 1 | Slight |
| Wed 27 Oct 2004 | Bradford | 2 | 1 | Slight |
| Thu 28 Oct 2004 | Hyndburn | 3 | 2 | Slight |
| Fri 29 Oct 2004 | Hyndburn | 1 | 2 | Serious |
| Sun 31 Oct 2004 | Bradford | 2 | 1 | Slight |
| Thu 4 Nov 2004 | Rossendale | 4 | 2 | Slight |
| Thu 4 Nov 2004 | Bradford | 2 | 3 | Slight |
| Fri 5 Nov 2004 | Bradford | 2 | 2 | Slight |
| Sat 6 Nov 2004 | Bradford | 2 | 5 | Slight |
| Sun 7 Nov 2004 | Bradford | 2 | 1 | Slight |
| Sun 7 Nov 2004 | Bradford | 2 | 3 | Slight |
| Fri 12 Nov 2004 | Bradford | 2 | 2 | Slight |
| Fri 12 Nov 2004 | Bradford | 2 | 1 | Slight |
| Fri 12 Nov 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Mon 15 Nov 2004 | Rossendale | 2 | 3 | Slight |
| Tue 16 Nov 2004 | Bradford | 2 | 1 | Slight |
| Wed 17 Nov 2004 | Bradford | 1 | 1 | Slight |
| Wed 17 Nov 2004 | Bradford | 2 | 1 | Slight |
| Wed 17 Nov 2004 | Blackburn with Darwen | 2 | 1 | Slight |
| Fri 19 Nov 2004 | Bradford | 1 | 2 | Slight |
| Fri 19 Nov 2004 | Bradford | 2 | 1 | Slight |
| Wed 24 Nov 2004 | Bradford | 2 | 2 | Slight |
| Sat 27 Nov 2004 | Bradford | 2 | 3 | Slight |
| Sun 28 Nov 2004 | Bradford | 2 | 1 | Slight |
| Mon 29 Nov 2004 | Bradford | 2 | 1 | Serious |
| Mon 29 Nov 2004 | Bradford | 2 | 2 | Slight |
| Mon 29 Nov 2004 | Bradford | 2 | 2 | Slight |
| Tue 30 Nov 2004 | Bradford | 2 | 1 | Slight |
| Wed 1 Dec 2004 | Bradford | 3 | 2 | Slight |
| Thu 2 Dec 2004 | Bradford | 1 | 1 | Slight |
| Thu 2 Dec 2004 | Bradford | 2 | 1 | Slight |
| Sun 5 Dec 2004 | Bradford | 2 | 3 | Slight |
| Mon 6 Dec 2004 | Bradford | 3 | 1 | Slight |
| Tue 7 Dec 2004 | Bradford | 3 | 1 | Slight |
| Wed 8 Dec 2004 | Bradford | 1 | 1 | Slight |
| Thu 9 Dec 2004 | Bradford | 2 | 1 | Slight |
| Sun 12 Dec 2004 | Bradford | 7 | 8 | Slight |
| Wed 15 Dec 2004 | Bradford | 1 | 1 | Slight |
| Thu 16 Dec 2004 | Bradford | 2 | 1 | Slight |
| Fri 17 Dec 2004 | Blackburn with Darwen | 1 | 1 | Serious |
| Sat 18 Dec 2004 | Bradford | 2 | 1 | Slight |
| Fri 24 Dec 2004 | Bradford | 2 | 1 | Slight |
| Fri 24 Dec 2004 | Bradford | 2 | 1 | Slight |
| Sat 25 Dec 2004 | Bradford | 2 | 2 | Slight |
| Sun 26 Dec 2004 | Bradford | 2 | 1 | Slight |
| Mon 27 Dec 2004 | Bradford | 2 | 1 | Slight |
| Mon 27 Dec 2004 | Rossendale | 2 | 2 | Slight |