Traffic Collisions in Colusa County
Between 2014 and 2025, 1,529 collisions were reported to the CHP in
Colusa County. They killed 97 people and injured 2,068.
Annual collisions have risen 14% since 2014 — against the statewide trend.
The single most common time for a crash here is 5 PM on a Thursday.
Collisions by year
2014
112
2015
130
2016
137
2017
126
2018
121
2019
151
2020
124
2021
143
2022
115
2023
109
2024
133
2025
128
When crashes happen
12 AM6 AM12 PM6 PM11 PM
Sunday
214
Monday
168
Tuesday
214
Wednesday
195
Thursday
257
Friday
238
Saturday
243
Roads With the Most Collisions
Freeways
- I-5413
- SR-20362
- SR-4595
- Old Hwy 99W83
- SR-1619
- SR-994
- Old Highway 99W3
- Highway 99W2
City Streets
- Lone Star Rd32
- River Rd28
- Wildwood Rd21
- Grimes-Arbuckle Rd20
- E St17
- Bridge St16
- Fremont St14
- Maxwell Colusa Rd14
Intersections With the Most Collisions
Involving a freeway
- SR-20 & Walnut Dr65
- SR-16 & SR-2061
- Hahn Rd & I-539
- Husted Rd & I-531
- I-5 & SR-2030
- I-5 & Maxwell Rd27
- I-5 & Myers Rd26
- Delevan Rd & I-525
City streets only
- Abel Rd & Lone Star Rd17
- Gridley Rd & River Rd13
- Butte Slough Rd & River Rd12
- Laux Rd & River Rd11
- Lone Star Rd & Ware Rd6
- Wagner Ave & Wildwood Rd6
- Gridley Rd & Putnam Rd5
- Hahn Rd & Lone Star Rd5
Driving in Colusa County?
Compare your route against every one of these 1,529 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.