Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 4 Jan 1980 | Dacorum | 2 | 1 | Serious |
| Wed 23 Jan 1980 | Dacorum | 1 | 1 | Serious |
| Sat 23 Feb 1980 | Dacorum | 4 | 2 | Slight |
| Thu 28 Feb 1980 | Dacorum | 1 | 1 | Slight |
| Thu 28 Feb 1980 | Dacorum | 1 | 1 | Slight |
| Sat 29 Mar 1980 | Dacorum | 2 | 2 | Serious |
| Sun 6 Apr 1980 | Dacorum | 1 | 1 | Slight |
| Mon 14 Apr 1980 | Chiltern | 2 | 1 | Serious |
| Fri 6 Jun 1980 | Dacorum | 2 | 1 | Slight |
| Fri 6 Jun 1980 | Dacorum | 2 | 1 | Slight |
| Sun 22 Jun 1980 | Dacorum | 1 | 1 | Serious |
| Sun 22 Jun 1980 | Dacorum | 1 | 1 | Serious |
| Mon 23 Jun 1980 | Dacorum | 3 | 3 | Serious |
| Sat 26 Jul 1980 | Chiltern | 2 | 1 | Slight |
| Sat 18 Oct 1980 | Dacorum | 2 | 1 | Slight |
| Sat 18 Oct 1980 | Dacorum | 2 | 1 | Slight |
| Tue 11 Nov 1980 | Dacorum | 2 | 1 | Serious |
| Tue 11 Nov 1980 | Dacorum | 2 | 1 | Serious |
| Tue 18 Nov 1980 | Chiltern | 1 | 1 | Slight |
| Fri 28 Nov 1980 | Dacorum | 2 | 1 | Serious |
| Fri 28 Nov 1980 | Dacorum | 2 | 1 | Serious |
| Thu 4 Dec 1980 | Dacorum | 2 | 2 | Slight |
| Fri 5 Dec 1980 | Chiltern | 2 | 1 | Slight |
| Sun 7 Dec 1980 | Dacorum | 2 | 1 | Slight |
| Sun 7 Dec 1980 | Dacorum | 2 | 1 | Slight |
| Mon 8 Dec 1980 | Dacorum | 2 | 1 | Slight |
| Mon 8 Dec 1980 | Dacorum | 2 | 4 | Slight |
| Mon 8 Dec 1980 | Dacorum | 2 | 4 | Slight |
| Sat 13 Dec 1980 | Dacorum | 2 | 2 | Slight |
| Sat 13 Dec 1980 | Dacorum | 2 | 2 | Slight |