Traffic Collisions in Napa County
Between 2014 and 2025, 8,254 collisions were reported to the CHP in
Napa County. They killed 170 people and injured 11,397.
Annual collisions have fallen 14% since 2014.
The single most common time for a crash here is 3 PM on a Thursday.
Collisions by year
2014
695
2015
759
2016
768
2017
776
2018
780
2019
759
2020
578
2021
639
2022
638
2023
619
2024
647
2025
596
When crashes happen
12 AM6 AM12 PM6 PM11 PM
Sunday
1,070
Monday
1,125
Tuesday
1,204
Wednesday
1,229
Thursday
1,359
Friday
1,220
Saturday
1,047
Roads With the Most Collisions
Freeways
- SR-292,042
- SR-121507
- SR-128262
- SR-221252
- SR-12172
- I-8030
- Freeway Dr27
- S Freeway Dr14
City Streets
- Silverado Trl564
- Jefferson St293
- Soscol Ave235
- Broadway165
- Main St154
- 1st St152
- Lincoln Ave141
- American Canyon Rd129
Intersections With the Most Collisions
Involving a freeway
- SR-221 & SR-29244
- SR-12 & SR-29211
- Old Lawley Toll Rd & SR-29134
- SR-29 & Tubbs Ln118
- SR-121 & Wooden Valley Rd79
- Imola Ave & SR-2969
- SR-121 & Vichy Ave66
- Kirkland Ranch Rd & SR-1259
City streets only
- Oak Knoll Ave & Silverado Trl69
- Silverado Trl & Yountville Cross Rd59
- Jefferson St & Pueblo Ave51
- American Canyon Rd & Broadway44
- Lincoln Ave & Soscol Ave37
- Redwood Rd & Solano Ave36
- Silverado Trl & Soscol Ave34
- Jefferson St & Trancas St33
Driving in Napa County?
Compare your route against every one of these 8,254 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.