Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 1 Jan 1981 | Darlington | 1 | 2 | Slight |
| Thu 1 Jan 1981 | Teesdale | 1 | 2 | Slight |
| Fri 2 Jan 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 8 Jan 1981 | Darlington | 2 | 2 | Serious |
| Sat 10 Jan 1981 | Darlington | 1 | 3 | Slight |
| Sun 11 Jan 1981 | Darlington | 2 | 1 | Slight |
| Mon 12 Jan 1981 | Teesdale | 1 | 1 | Slight |
| Tue 13 Jan 1981 | Stockton-on-Tees | 2 | 1 | Fatal |
| Thu 22 Jan 1981 | Darlington | 2 | 1 | Serious |
| Sun 25 Jan 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Tue 27 Jan 1981 | Darlington | 2 | 1 | Slight |
| Fri 30 Jan 1981 | Darlington | 1 | 1 | Slight |
| Thu 5 Feb 1981 | Stockton-on-Tees | 3 | 1 | Slight |
| Sun 8 Feb 1981 | Darlington | 2 | 1 | Slight |
| Fri 13 Feb 1981 | Stockton-on-Tees | 3 | 1 | Slight |
| Mon 16 Feb 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Mon 23 Feb 1981 | Darlington | 1 | 1 | Slight |
| Sun 1 Mar 1981 | Darlington | 2 | 4 | Serious |
| Mon 2 Mar 1981 | Darlington | 1 | 1 | Slight |
| Sun 8 Mar 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Mon 9 Mar 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Sun 15 Mar 1981 | Darlington | 2 | 1 | Slight |
| Mon 16 Mar 1981 | Teesdale | 1 | 1 | Fatal |
| Mon 16 Mar 1981 | Darlington | 2 | 2 | Fatal |
| Wed 18 Mar 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 21 Mar 1981 | Teesdale | 2 | 2 | Slight |
| Sun 29 Mar 1981 | Teesdale | 2 | 5 | Serious |
| Mon 30 Mar 1981 | Teesdale | 2 | 1 | Slight |
| Mon 30 Mar 1981 | Teesdale | 1 | 1 | Serious |
| Tue 7 Apr 1981 | Darlington | 1 | 1 | Slight |
| Mon 13 Apr 1981 | Darlington | 1 | 2 | Serious |
| Sun 3 May 1981 | Darlington | 2 | 1 | Slight |
| Sat 9 May 1981 | Stockton-on-Tees | 2 | 5 | Serious |
| Mon 11 May 1981 | Tameside | 2 | 1 | Slight |
| Sat 23 May 1981 | Darlington | 2 | 1 | Serious |
| Sun 24 May 1981 | Darlington | 1 | 3 | Serious |
| Tue 26 May 1981 | Stockton-on-Tees | 2 | 2 | Slight |
| Sat 6 Jun 1981 | Darlington | 2 | 1 | Serious |
| Sat 6 Jun 1981 | Darlington | 1 | 2 | Serious |
| Tue 16 Jun 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 17 Jun 1981 | Darlington | 2 | 1 | Serious |
| Sun 5 Jul 1981 | Darlington | 1 | 1 | Slight |
| Mon 6 Jul 1981 | Teesdale | 1 | 1 | Slight |
| Fri 10 Jul 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 15 Jul 1981 | Teesdale | 1 | 1 | Slight |
| Thu 16 Jul 1981 | Darlington | 2 | 1 | Slight |
| Sat 18 Jul 1981 | Darlington | 1 | 6 | Slight |
| Sun 26 Jul 1981 | Middlesbrough | 1 | 1 | Serious |
| Wed 29 Jul 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Tue 11 Aug 1981 | Darlington | 4 | 2 | Serious |
| Sat 15 Aug 1981 | Stockton-on-Tees | 1 | 2 | Slight |
| Sun 16 Aug 1981 | Stockton-on-Tees | 2 | 2 | Serious |
| Fri 21 Aug 1981 | Stockton-on-Tees | 1 | 2 | Slight |
| Wed 26 Aug 1981 | Teesdale | 2 | 1 | Fatal |
| Fri 28 Aug 1981 | Darlington | 2 | 1 | Serious |
| Sat 29 Aug 1981 | Teesdale | 2 | 1 | Slight |
| Tue 1 Sep 1981 | Darlington | 1 | 1 | Serious |
| Sat 5 Sep 1981 | Darlington | 2 | 2 | Serious |
| Sat 5 Sep 1981 | Darlington | 2 | 5 | Serious |
| Tue 15 Sep 1981 | Darlington | 1 | 1 | Slight |
| Tue 22 Sep 1981 | Darlington | 2 | 1 | Slight |
| Thu 24 Sep 1981 | Darlington | 1 | 1 | Slight |
| Tue 29 Sep 1981 | Darlington | 2 | 1 | Slight |
| Wed 30 Sep 1981 | Darlington | 3 | 2 | Slight |
| Fri 2 Oct 1981 | Darlington | 2 | 1 | Slight |
| Tue 6 Oct 1981 | Darlington | 1 | 1 | Serious |
| Fri 9 Oct 1981 | Teesdale | 1 | 1 | Serious |
| Thu 15 Oct 1981 | Darlington | 2 | 2 | Serious |
| Sat 17 Oct 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Sun 18 Oct 1981 | Teesdale | 1 | 2 | Slight |
| Mon 19 Oct 1981 | Darlington | 2 | 3 | Serious |
| Tue 20 Oct 1981 | Darlington | 2 | 1 | Slight |
| Thu 22 Oct 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 30 Oct 1981 | Stockton-on-Tees | 2 | 3 | Fatal |
| Tue 3 Nov 1981 | Darlington | 2 | 1 | Serious |
| Tue 3 Nov 1981 | Darlington | 2 | 2 | Slight |
| Mon 9 Nov 1981 | Teesdale | 2 | 3 | Serious |
| Sun 15 Nov 1981 | Stockton-on-Tees | 1 | 2 | Slight |
| Mon 23 Nov 1981 | Darlington | 1 | 1 | Slight |
| Tue 24 Nov 1981 | Teesdale | 2 | 1 | Slight |
| Tue 24 Nov 1981 | Darlington | 2 | 1 | Slight |
| Wed 25 Nov 1981 | Stockton-on-Tees | 1 | 1 | Slight |
| Tue 8 Dec 1981 | Darlington | 2 | 1 | Slight |
| Wed 9 Dec 1981 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 16 Dec 1981 | Darlington | 1 | 1 | Slight |
| Mon 21 Dec 1981 | Darlington | 2 | 1 | Slight |
| Thu 24 Dec 1981 | Middlesbrough | 2 | 1 | Slight |
| Fri 25 Dec 1981 | Darlington | 2 | 4 | Slight |
| Fri 25 Dec 1981 | Darlington | 1 | 2 | Serious |