Traffic Collisions in Sonoma County

2014 – 2025
201420152016201720182019202020212022202320242025
24,013
Collisions
477
People killed
32,327
People injured
37%
On state highways

Between 2014 and 2025, 24,013 collisions were reported to the CHP in Sonoma County. They killed 477 people and injured 32,327. Annual collisions have fallen 35% since 2014. The single most common time for a crash here is 5 PM on a Thursday.

Collisions by year

2014 2,222
2015 2,298
2016 2,458
2017 2,478
2018 2,440
2019 2,297
2020 1,541
2021 1,623
2022 1,670
2023 1,806
2024 1,730
2025 1,450

When crashes happen

12 AM6 AM12 PM6 PM11 PM
Sunday 3,368
Monday 3,576
Tuesday 3,582
Wednesday 3,617
Thursday 3,729
Friday 3,319
Saturday 2,822

Roads With the Most Collisions

Freeways

  1. US-1014,086
  2. SR-121,400
  3. SR-116934
  4. SR-37678
  5. Old Redwood Hwy443
  6. SR-1411
  7. SR-121298
  8. Rohnert Park Expy273

City Streets

  1. Stony Point Rd516
  2. River Rd446
  3. Santa Rosa Ave392
  4. Petaluma Hill Rd316
  5. Bennett Valley Rd285
  6. Guerneville Rd285
  7. East Washington St264
  8. Fulton Rd223

Intersections With the Most Collisions

Involving a freeway

  1. SR-121 & SR-37259
  2. SR-12 & US-101246
  3. Steele Ln & US-101225
  4. College Ave & US-101200
  5. Todd Rd & US-101188
  6. River Rd & US-101161
  7. Lakeville Hwy & SR-37155
  8. Hearn Ave & US-101142

City streets only

  1. Stony Point Rd & Todd Rd79
  2. Dutton Ave & Sebastopol Rd74
  3. Sebastopol Rd & Stony Point Rd72
  4. Guerneville Rd & Marlow Rd43
  5. River Rd & Trenton-Healdsburg Rd42
  6. Fulton Rd & River Rd41
  7. Cleveland Ave & Guerneville Rd40
  8. Fulton Rd & Guerneville Rd40

Driving in Sonoma County?

Compare your route against every one of these 24,013 collisions and take the one with the fewest.

Plan a safer route

Source: California Highway Patrol Statewide Integrated Traffic Records System (SWITRS), via the Transportation Injury Mapping System at UC Berkeley. Figures cover collisions reported to the CHP; minor crashes that were never reported do not appear. Road and intersection names are as recorded by the reporting officer.