Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 1 Jan 1980 | Milton Keynes | 2 | 1 | Slight |
| Tue 1 Jan 1980 | Dacorum | 1 | 1 | Slight |
| Tue 8 Jan 1980 | Milton Keynes | 2 | 1 | Slight |
| Sun 13 Jan 1980 | Milton Keynes | 1 | 3 | Slight |
| Sat 26 Jan 1980 | Aylesbury Vale | 2 | 1 | Serious |
| Wed 30 Jan 1980 | Milton Keynes | 2 | 1 | Slight |
| Fri 8 Feb 1980 | South Bedfordshire | 2 | 1 | Serious |
| Mon 11 Feb 1980 | South Bedfordshire | 3 | 2 | Serious |
| Fri 22 Feb 1980 | Aylesbury Vale | 2 | 2 | Serious |
| Sat 23 Feb 1980 | Dacorum | 1 | 2 | Fatal |
| Thu 28 Feb 1980 | Aylesbury Vale | 1 | 1 | Slight |
| Sat 1 Mar 1980 | Dacorum | 3 | 1 | Slight |
| Tue 4 Mar 1980 | Milton Keynes | 2 | 1 | Serious |
| Tue 4 Mar 1980 | Dacorum | 2 | 1 | Slight |
| Tue 4 Mar 1980 | Dacorum | 2 | 1 | Slight |
| Thu 6 Mar 1980 | South Bedfordshire | 2 | 1 | Slight |
| Sat 8 Mar 1980 | Dacorum | 1 | 2 | Serious |
| Sat 8 Mar 1980 | Dacorum | 1 | 2 | Serious |
| Sat 8 Mar 1980 | Milton Keynes | 2 | 3 | Slight |
| Sat 8 Mar 1980 | Milton Keynes | 2 | 1 | Slight |
| Sat 8 Mar 1980 | Milton Keynes | 2 | 1 | Slight |
| Tue 11 Mar 1980 | Milton Keynes | 1 | 1 | Slight |
| Fri 14 Mar 1980 | Aylesbury Vale | 2 | 1 | Serious |
| Sun 16 Mar 1980 | South Bedfordshire | 2 | 4 | Serious |
| Mon 17 Mar 1980 | Aylesbury Vale | 2 | 1 | Serious |
| Fri 28 Mar 1980 | Dacorum | 2 | 1 | Serious |
| Fri 28 Mar 1980 | Dacorum | 2 | 1 | Serious |
| Fri 28 Mar 1980 | South Bedfordshire | 1 | 1 | Slight |
| Sat 5 Apr 1980 | Aylesbury Vale | 3 | 1 | Slight |
| Thu 10 Apr 1980 | Dacorum | 2 | 1 | Slight |
| Thu 10 Apr 1980 | Dacorum | 2 | 1 | Slight |
| Thu 17 Apr 1980 | South Bedfordshire | 3 | 1 | Slight |
| Thu 17 Apr 1980 | South Bedfordshire | 2 | 2 | Slight |
| Fri 18 Apr 1980 | Dacorum | 2 | 3 | Slight |
| Sat 19 Apr 1980 | Milton Keynes | 2 | 2 | Slight |
| Sun 20 Apr 1980 | South Bedfordshire | 1 | 2 | Slight |
| Sat 26 Apr 1980 | South Bedfordshire | 2 | 1 | Slight |
| Tue 29 Apr 1980 | Milton Keynes | 2 | 1 | Slight |
| Tue 29 Apr 1980 | Milton Keynes | 1 | 1 | Serious |
| Thu 8 May 1980 | South Bedfordshire | 3 | 2 | Slight |
| Sun 11 May 1980 | Dacorum | 2 | 1 | Slight |
| Sun 11 May 1980 | Dacorum | 2 | 1 | Slight |
| Wed 14 May 1980 | Dacorum | 2 | 1 | Slight |
| Wed 14 May 1980 | Dacorum | 2 | 1 | Slight |
| Sun 18 May 1980 | Aylesbury Vale | 2 | 2 | Serious |
| Tue 20 May 1980 | Aylesbury Vale | 3 | 1 | Slight |
| Wed 28 May 1980 | Milton Keynes | 2 | 1 | Slight |
| Thu 29 May 1980 | Dacorum | 2 | 1 | Slight |
| Thu 29 May 1980 | South Bedfordshire | 1 | 3 | Slight |
| Sun 15 Jun 1980 | South Bedfordshire | 2 | 1 | Serious |
| Sun 15 Jun 1980 | Milton Keynes | 1 | 1 | Slight |
| Tue 17 Jun 1980 | Milton Keynes | 1 | 1 | Slight |
| Wed 18 Jun 1980 | Dacorum | 2 | 1 | Slight |
| Wed 18 Jun 1980 | Dacorum | 2 | 1 | Slight |
| Thu 19 Jun 1980 | Dacorum | 3 | 2 | Slight |
| Sat 21 Jun 1980 | Dacorum | 2 | 1 | Serious |
| Sat 21 Jun 1980 | Dacorum | 2 | 1 | Serious |
| Mon 23 Jun 1980 | Aylesbury Vale | 2 | 1 | Slight |
| Sun 29 Jun 1980 | Dacorum | 2 | 2 | Slight |
| Tue 1 Jul 1980 | Dacorum | 2 | 3 | Serious |
| Wed 16 Jul 1980 | Dacorum | 2 | 1 | Slight |
| Wed 16 Jul 1980 | Dacorum | 2 | 1 | Slight |
| Thu 17 Jul 1980 | Dacorum | 4 | 5 | Fatal |
| Thu 17 Jul 1980 | Dacorum | 4 | 5 | Fatal |
| Tue 22 Jul 1980 | South Bedfordshire | 2 | 1 | Slight |
| Tue 22 Jul 1980 | Dacorum | 2 | 1 | Slight |
| Thu 24 Jul 1980 | Aylesbury Vale | 1 | 1 | Serious |
| Sat 26 Jul 1980 | South Bedfordshire | 3 | 2 | Slight |
| Sun 27 Jul 1980 | Dacorum | 1 | 1 | Slight |
| Tue 29 Jul 1980 | Dacorum | 1 | 1 | Slight |
| Tue 29 Jul 1980 | Dacorum | 1 | 1 | Slight |
| Thu 31 Jul 1980 | Dacorum | 2 | 1 | Slight |
| Sat 2 Aug 1980 | South Bedfordshire | 2 | 1 | Slight |
| Fri 8 Aug 1980 | Dacorum | 2 | 1 | Slight |
| Fri 8 Aug 1980 | Dacorum | 2 | 1 | Slight |
| Fri 15 Aug 1980 | Dacorum | 2 | 2 | Slight |
| Fri 15 Aug 1980 | Milton Keynes | 2 | 1 | Slight |
| Fri 15 Aug 1980 | Milton Keynes | 2 | 1 | Serious |
| Thu 21 Aug 1980 | Mid Bedfordshire | 1 | 1 | Fatal |
| Thu 21 Aug 1980 | Dacorum | 1 | 1 | Slight |
| Thu 21 Aug 1980 | Dacorum | 1 | 1 | Slight |
| Fri 22 Aug 1980 | Dacorum | 1 | 1 | Slight |
| Fri 22 Aug 1980 | Dacorum | 1 | 1 | Slight |
| Mon 8 Sep 1980 | South Bedfordshire | 2 | 1 | Serious |
| Tue 9 Sep 1980 | Dacorum | 2 | 1 | Serious |
| Tue 9 Sep 1980 | Dacorum | 2 | 1 | Serious |
| Wed 10 Sep 1980 | South Bedfordshire | 2 | 1 | Slight |
| Mon 15 Sep 1980 | Dacorum | 7 | 3 | Serious |
| Tue 23 Sep 1980 | Dacorum | 2 | 1 | Slight |
| Tue 23 Sep 1980 | Dacorum | 2 | 1 | Slight |
| Wed 24 Sep 1980 | South Bedfordshire | 1 | 1 | Slight |
| Thu 2 Oct 1980 | Milton Keynes | 2 | 1 | Slight |
| Mon 6 Oct 1980 | Dacorum | 3 | 3 | Slight |
| Thu 9 Oct 1980 | Dacorum | 1 | 2 | Slight |
| Thu 9 Oct 1980 | Dacorum | 1 | 2 | Slight |
| Thu 23 Oct 1980 | Dacorum | 3 | 1 | Slight |
| Thu 23 Oct 1980 | Dacorum | 3 | 1 | Slight |
| Fri 24 Oct 1980 | Milton Keynes | 2 | 1 | Serious |
| Fri 24 Oct 1980 | Aylesbury Vale | 2 | 3 | Slight |
| Mon 27 Oct 1980 | Dacorum | 2 | 2 | Serious |
| Mon 27 Oct 1980 | Dacorum | 2 | 2 | Serious |
| Tue 28 Oct 1980 | Dacorum | 2 | 1 | Slight |
| Tue 28 Oct 1980 | Dacorum | 2 | 1 | Serious |
| Sat 1 Nov 1980 | Dacorum | 3 | 1 | Slight |
| Sat 1 Nov 1980 | Dacorum | 3 | 1 | Slight |
| Wed 12 Nov 1980 | South Bedfordshire | 1 | 1 | Slight |
| Fri 14 Nov 1980 | Aylesbury Vale | 3 | 1 | Slight |
| Sat 29 Nov 1980 | Milton Keynes | 1 | 1 | Slight |
| Sat 6 Dec 1980 | Dacorum | 2 | 2 | Serious |
| Sun 7 Dec 1980 | Dacorum | 1 | 1 | Serious |
| Thu 11 Dec 1980 | Dacorum | 4 | 1 | Slight |
| Thu 11 Dec 1980 | Dacorum | 4 | 1 | Slight |
| Tue 16 Dec 1980 | South Bedfordshire | 2 | 1 | Slight |
| Wed 17 Dec 1980 | Milton Keynes | 2 | 1 | Serious |
| Fri 19 Dec 1980 | Milton Keynes | 1 | 1 | Slight |