Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 9 Jan 1985 | Middlesbrough | 3 | 1 | Slight |
| Wed 9 Jan 1985 | Redcar and Cleveland | 2 | 3 | Serious |
| Wed 9 Jan 1985 | Middlesbrough | 2 | 1 | Slight |
| Thu 10 Jan 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Fri 18 Jan 1985 | Redcar and Cleveland | 2 | 3 | Slight |
| Sun 20 Jan 1985 | Middlesbrough | 1 | 1 | Slight |
| Sun 20 Jan 1985 | Stockton-on-Tees | 1 | 1 | Slight |
| Sun 20 Jan 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Thu 24 Jan 1985 | Middlesbrough | 2 | 1 | Slight |
| Wed 6 Feb 1985 | Middlesbrough | 2 | 2 | Slight |
| Wed 6 Feb 1985 | Middlesbrough | 1 | 1 | Slight |
| Sun 10 Feb 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Sat 16 Feb 1985 | Middlesbrough | 1 | 1 | Slight |
| Thu 21 Feb 1985 | Middlesbrough | 5 | 1 | Slight |
| Wed 27 Feb 1985 | Middlesbrough | 2 | 1 | Slight |
| Wed 27 Feb 1985 | Middlesbrough | 1 | 1 | Serious |
| Fri 1 Mar 1985 | Middlesbrough | 2 | 1 | Slight |
| Wed 6 Mar 1985 | Redcar and Cleveland | 3 | 2 | Serious |
| Mon 11 Mar 1985 | Middlesbrough | 2 | 1 | Slight |
| Mon 18 Mar 1985 | Middlesbrough | 2 | 1 | Slight |
| Mon 18 Mar 1985 | Middlesbrough | 1 | 1 | Slight |
| Fri 22 Mar 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Fri 29 Mar 1985 | Middlesbrough | 2 | 1 | Slight |
| Sun 31 Mar 1985 | Redcar and Cleveland | 1 | 2 | Slight |
| Wed 3 Apr 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Wed 3 Apr 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Wed 3 Apr 1985 | Middlesbrough | 2 | 2 | Slight |
| Tue 9 Apr 1985 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 17 Apr 1985 | Redcar and Cleveland | 2 | 1 | Serious |
| Fri 19 Apr 1985 | Redcar and Cleveland | 2 | 1 | Serious |
| Fri 26 Apr 1985 | Stockton-on-Tees | 3 | 1 | Serious |
| Sun 28 Apr 1985 | Redcar and Cleveland | 2 | 2 | Slight |
| Sat 4 May 1985 | Middlesbrough | 2 | 1 | Slight |
| Sat 4 May 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Tue 7 May 1985 | Middlesbrough | 3 | 2 | Slight |
| Thu 9 May 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Tue 14 May 1985 | Redcar and Cleveland | 3 | 2 | Slight |
| Wed 15 May 1985 | Middlesbrough | 2 | 2 | Slight |
| Wed 15 May 1985 | Middlesbrough | 2 | 1 | Serious |
| Wed 15 May 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Sat 18 May 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Mon 27 May 1985 | Middlesbrough | 1 | 1 | Slight |
| Fri 31 May 1985 | Redcar and Cleveland | 3 | 1 | Slight |
| Mon 3 Jun 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 6 Jun 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Thu 6 Jun 1985 | Middlesbrough | 2 | 2 | Slight |
| Mon 10 Jun 1985 | Middlesbrough | 1 | 4 | Serious |
| Tue 11 Jun 1985 | Middlesbrough | 2 | 1 | Serious |
| Fri 14 Jun 1985 | Middlesbrough | 1 | 1 | Fatal |
| Sun 16 Jun 1985 | Middlesbrough | 1 | 1 | Slight |
| Tue 25 Jun 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Thu 11 Jul 1985 | Middlesbrough | 2 | 1 | Slight |
| Thu 18 Jul 1985 | Middlesbrough | 2 | 1 | Slight |
| Mon 22 Jul 1985 | Redcar and Cleveland | 1 | 2 | Slight |
| Wed 24 Jul 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 25 Jul 1985 | Middlesbrough | 2 | 1 | Slight |
| Wed 31 Jul 1985 | Middlesbrough | 1 | 1 | Serious |
| Mon 5 Aug 1985 | Middlesbrough | 1 | 2 | Slight |
| Sun 11 Aug 1985 | Redcar and Cleveland | 3 | 1 | Slight |
| Mon 12 Aug 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Thu 15 Aug 1985 | Redcar and Cleveland | 4 | 1 | Slight |
| Sat 17 Aug 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Sat 24 Aug 1985 | Middlesbrough | 1 | 1 | Slight |
| Sun 25 Aug 1985 | Middlesbrough | 2 | 1 | Serious |
| Tue 27 Aug 1985 | Middlesbrough | 2 | 2 | Serious |
| Thu 29 Aug 1985 | Redcar and Cleveland | 2 | 2 | Serious |
| Sun 1 Sep 1985 | Middlesbrough | 2 | 4 | Slight |
| Mon 9 Sep 1985 | Middlesbrough | 2 | 1 | Slight |
| Tue 10 Sep 1985 | Middlesbrough | 1 | 1 | Slight |
| Thu 12 Sep 1985 | Middlesbrough | 2 | 1 | Slight |
| Sun 15 Sep 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Tue 17 Sep 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Fri 20 Sep 1985 | Redcar and Cleveland | 1 | 2 | Slight |
| Sat 28 Sep 1985 | Redcar and Cleveland | 2 | 1 | Serious |
| Thu 10 Oct 1985 | Middlesbrough | 2 | 1 | Slight |
| Fri 11 Oct 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Wed 16 Oct 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 17 Oct 1985 | Redcar and Cleveland | 2 | 1 | Serious |
| Sun 20 Oct 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Mon 21 Oct 1985 | Redcar and Cleveland | 3 | 1 | Slight |
| Thu 24 Oct 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Mon 28 Oct 1985 | Middlesbrough | 2 | 2 | Slight |
| Mon 4 Nov 1985 | Middlesbrough | 2 | 1 | Serious |
| Tue 5 Nov 1985 | Redcar and Cleveland | 2 | 1 | Slight |
| Fri 8 Nov 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Sun 10 Nov 1985 | Middlesbrough | 2 | 1 | Slight |
| Tue 12 Nov 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Fri 15 Nov 1985 | Middlesbrough | 1 | 1 | Slight |
| Sun 17 Nov 1985 | Middlesbrough | 2 | 1 | Slight |
| Tue 19 Nov 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Thu 21 Nov 1985 | Middlesbrough | 2 | 2 | Slight |
| Sun 24 Nov 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Thu 28 Nov 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Mon 2 Dec 1985 | Middlesbrough | 2 | 2 | Slight |
| Wed 4 Dec 1985 | Redcar and Cleveland | 3 | 1 | Slight |
| Wed 4 Dec 1985 | Middlesbrough | 2 | 2 | Slight |
| Wed 4 Dec 1985 | Middlesbrough | 2 | 1 | Slight |
| Sat 7 Dec 1985 | Middlesbrough | 1 | 1 | Slight |
| Thu 12 Dec 1985 | Redcar and Cleveland | 2 | 2 | Slight |
| Mon 16 Dec 1985 | Middlesbrough | 1 | 1 | Slight |
| Thu 19 Dec 1985 | Redcar and Cleveland | 1 | 1 | Slight |
| Sat 21 Dec 1985 | Redcar and Cleveland | 1 | 1 | Serious |
| Sat 28 Dec 1985 | Redcar and Cleveland | 2 | 1 | Slight |