Bike crash hotspots in San Anselmo, CA
42 bike crashes were reported in San Anselmo from 2021–2025, 7 of them serious or fatal. Below are the spots where they keep happening, what usually goes wrong at each one, and what to watch for.
How people on bikes get hit in San Anselmo
- 2% happened after dark.
Where bike crashes cluster
Spots with 3 or more reported crashes within about 250 m, worst first.
1. Butterfield Rd & Carlson Av
5 crashes · 1 serious or fatalA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
2. Center Bl & Sir Francis Drake Bl
5 crashes · 1 serious or fatalA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
3. Sir Francis Drake Bl & San Anselmo Av
4 crashes · 1 serious or fatalA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
4. Sir Francis Drake Bl & San Francisco Bl
4 crashes · 1 serious or fatalA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
5. Broadmoor Av & Meadowcroft Dr
3 crashes · 1 serious or fatalA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
6. Lansdale Av & San Anselmo Av
4 crashesA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
7. San Anselmo Av & Tunstead Av
4 crashesA mix of crash types
- → No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
Bike crashes in San Anselmo by year
| Year | Crashes | Serious/fatal | |
|---|---|---|---|
| 2021 | 6 | 0 | |
| 2022 | 11 | 3 | |
| 2023 | 9 | 1 | |
| 2024 | 10 | 2 | |
| 2025 | 6 | 1 |
Common questions about San Anselmo
- Where do the most bike crashes happen in San Anselmo?
- The worst spot is Butterfield Rd & Carlson Av, with 5 reported bike crashes from 2021–2025, 1 of them serious or fatal. Next are Center Bl & Sir Francis Drake Bl (5) and Sir Francis Drake Bl & San Anselmo Av (4).
- How many cyclists were killed in San Anselmo?
- No deaths were reported in 42 reported bike crashes in San Anselmo from 2021–2025, and 7 left someone seriously hurt or killed.
- How do cyclists usually get hit in San Anselmo?
- 2% happened after dark.
- How many bike crashes happen in San Anselmo each year?
- Reported bike crashes with map locations: 2021: 6, 2022: 11, 2023: 9, 2024: 10, 2025: 6. The latest year can rise as late reports come in.
- Where does this data come from?
- Police crash reports in the California Crash Reporting System (CCRS), published by the state on data.ca.gov. Only crashes reported with map coordinates are counted, so the real totals are higher.
Nearby cities
Source: California Crash Reporting System (CCRS), 2021–2025. Only crashes reported with map coordinates are counted, and many city police reports have none, so these numbers are lower than the real total. Busy streets show more crashes partly because more people use them. Data last rebuilt 2026-09-22. How the data works.