261
Fatal crashes
269
Fatalities
33%
Drunk driver
37
Avg per year
Crashes by year
| Year | Crashes | Fatalities | Drunk driver |
|---|---|---|---|
| 2017 | 40 | 41 | 17 |
| 2018 | 37 | 40 | 10 |
| 2019 | 38 | 38 | 14 |
| 2020 | 32 | 33 | 8 |
| 2021 | 48 | 50 | 19 |
| 2022 | 38 | 38 | 7 |
| 2023 | 28 | 29 | 10 |
Cities in Sonoma County
Fatal crashes by city within Sonoma County. Need crash history at a specific address or intersection? Our intersection report shows every fatal crash within any radius of a GPS coordinate.
| City | Crashes | Fatalities |
|---|---|---|
| SANTA ROSA | 53 | 54 |
| PETALUMA | 12 | 12 |
| ROHNERT PARK | 9 | 10 |
| HEALDSBURG | 6 | 6 |
| WINDSOR | 4 | 4 |
| SONOMA | 3 | 3 |
| SEBASTOPOL | 2 | 2 |
| COTATI | 1 | 1 |
| CLOVERDALE | 1 | 1 |
When crashes happen
By month
| Month | Crashes |
|---|---|
| January | 21 |
| February | 17 |
| March | 19 |
| April | 18 |
| May | 16 |
| June | 24 |
| July | 27 |
| August | 24 |
| September | 19 |
| October | 31 |
| November | 24 |
| December | 21 |
Most dangerous hours
| Hour | Crashes |
|---|---|
| 17:00 | 25 |
| 00:00 | 18 |
| 12:00 | 15 |
| 22:00 | 14 |
| 07:00 | 14 |
| 21:00 | 13 |
| 10:00 | 12 |
| 18:00 | 11 |
| 16:00 | 11 |
| 08:00 | 11 |
Vehicles involved in fatal crashes
| Make | Vehicles involved |
|---|---|
| Ford | 52 |
| Toyota | 50 |
| Chevrolet | 37 |
| Honda | 37 |
| Dodge | 25 |
| Nissan/Datsun | 24 |
| BMW | 18 |
| Harley-Davidson | 14 |
| Mercedes-Benz | 13 |
| GMC | 12 |
Conditions
Weather
| Weather | Crashes |
|---|---|
| Clear | 207 |
| Cloudy | 29 |
| Rain | 20 |
| Fog, Smog, Smoke | 3 |
| Other | 2 |
Collision type
| Type | Crashes |
|---|---|
| Single vehicle / pedestrian / object | 164 |
| Angle | 34 |
| Front-to-Front | 32 |
| Front-to-Rear | 18 |
| Sideswipe - Opposite Direction | 8 |
| Sideswipe - Same Direction | 4 |
| Not Reported | 1 |
Need crash data for a specific location in Sonoma County?
Our intersection report shows every fatal crash within any radius of a GPS coordinate — with a map, event sequence, contributing factors, vehicle and person details. Used by attorneys for discovery and insurance teams for risk assessment.
For programmatic access to Sonoma County crash data, see the API guide. $19/mo for full access.
Data source: NHTSA Fatality Analysis Reporting System (FARS), 2017-2023. Updated annually.
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