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UK Traffic Updates · Road Safety Intelligence · 22 September 2026

Road Safety Report

M25 — 1 January 2020 to 31 December 2025

Data Source: DfT STATS19 Police-Recorded Collision Data · OGL v3.0 · Generated 22 September 2026
2,680Total Collisions
31Fatal
4,087Casualties
6Years of Data
1. Executive Summary
97
UKTU Danger Score / 100
Extreme Risk

This report covers 2,680 police-recorded collisions on the M25 between 1 January 2020 and 31 December 2025. The data is sourced from the Department for Transport STATS19 dataset and reflects incidents reported to police forces across England and Wales.

Of these collisions, 31 were fatal (1.2%), 414 were serious (15.4%), and 2,235 resulted in slight injuries. A total of 4,087 casualties were recorded across 6,193 vehicles.

The UKTU Danger Score of 97/100 is calculated from collision frequency, fatality count, severity ratio, and total casualty count.

2,680Collisions
31Fatal
414Serious
2,235Slight
4,087Casualties
68mphAvg Speed Limit
2. Year-on-Year Trend

📈 Increasing — collisions increased from 378 to 444

2020 (6F)
378
551 cas
2021 (3F)
456
699 cas
2022 (6F)
478
750 cas
2023 (7F)
504
766 cas
2024 (6F)
420
629 cas
2025 (3F)
444
692 cas
4. Collision Conditions Analysis

🌤️ Weather Conditions

Fine no high winds
2151
Raining no high wind
347
Other
55
Raining + high winds
47
Fine + high winds
23
Snowing no high wind
6

🛣️ Road Surface

Dry
1895
Wet or damp
691
Frost or ice
13
Flood over 3cm
10
Snow
3

💡 Light Conditions

Daylight
1847
Darkness - lights lit
607
Darkness - no lighting
141
Darkness - lighting un
53
Darkness - lights unli
32

🚦 Speed Limit Zones

70mph
2410
50mph
101
40mph
62
60mph
53
30mph
46
20mph
7
5. Day of Week Pattern
Sun
318
318
Mon
368
368
Tue
394
394
Wed
364
364
Thu
413
413
Fri
443
443
Sat
380
380
6. Vehicle Types Involved
Car
4410
4410
Van/Goods 3.5t or under
644
644
Goods over 3.5t under 7.5t
559
559
Goods unknown weight
258
258
Motorcycle over 500cc
115
115
Goods 7.5t and over
60
60
Taxi/Private hire
43
43
Other vehicle
34
34
7. Fatal Collision Records (20)
ReferenceDateTimeJunctionSpeedWeatherCasualtiesVehicles
2025461684575 17 Dec 2025 16:35 Unknown 70mph Fine no high winds 1 2
2025411583798 25 Apr 2025 21:02 Not at junction 70mph Fine no high winds 1 2
2025461567868 21 Mar 2025 21:54 Not at junction 70mph Fine no high winds 1 2
2024010548852 12 Dec 2024 11:56 Not at junction 70mph Fine no high winds 2 3
2024421510525 30 Oct 2024 13:22 Not at junction 70mph Fine no high winds 1 1
2024461496435 26 Sep 2024 12:25 Not at junction 70mph Fine no high winds 1 3
2024010530973 08 Sep 2024 03:50 Not at junction 70mph Raining no high wind 4 5
2024451407924 08 Feb 2024 23:40 Not at junction 70mph Raining no high wind 3 2
2024411553344 04 Feb 2024 04:05 Not at junction 70mph Fine no high winds 9 4
2023421391876 23 Dec 2023 20:40 Not at junction 70mph Fine no high winds 1 1
2023421387977 13 Dec 2023 22:50 Not at junction 70mph Fine no high winds 1 2
2023411354667 16 Sep 2023 22:55 Not at junction 70mph Fine no high winds 1 1
2023421317449 11 Jun 2023 23:05 Not at junction 70mph Fine no high winds 1 1
2023451310268 22 May 2023 19:27 Not at junction 70mph Fine no high winds 1 2
2023010434571 27 Mar 2023 23:55 Not at junction 70mph Fine no high winds 1 3
2023451279538 23 Feb 2023 02:55 Not at junction 70mph Fine no high winds 4 1
2022010403210 06 Oct 2022 18:42 Not at junction 70mph Fine no high winds 6 3
2022421217616 08 Sep 2022 23:18 Not at junction 70mph Raining no high wind 1 1
2022461199630 17 Jul 2022 15:58 Not at junction 70mph Fine no high winds 3 2
2022451162552 04 Apr 2022 13:55 Not at junction 70mph Fine no high winds 3 4