Bike crash statistics and hotspots in South San Francisco, CA
- bike crashes, 2021–2026
- 103
- bike crashes, 2021–2026
- serious or fatal
- 15
- serious or fatal
- fatal
- 2
- fatal
- street with the most
- Airport Blvd
- street with the most
Where they cluster
All 10 spots, explainedIs South San Francisco safe to ride a bike?
This page covers traffic crashes, not crime. We don't rate cities as safe or unsafe: crash counts can't say how risky a street is, and busy streets have more crashes partly because more people use them. What the records show: 103 bike crashes were reported in South San Francisco from 2021–2026, 15 of them serious or fatal (2 fatal). The most were at Spruce Ave & Second Ln (4). 13% were side-impact crashes at junctions (drivers pulling out or turning across). 27% happened after dark.
Where to look next
How people on bikes get hit in South San Francisco
- 13% were side-impact crashes at junctions (drivers pulling out or turning across).
- 27% happened after dark.
What the reports show about bike crashes in South San Francisco
- 27% (California: 21%) of crashes happened after dark.
- 9% (California: 41%) were on roads posted 40 mph or faster.
- 15% (California: 13%) left someone seriously hurt or killed.
- The busiest hour was 8 a.m. (California: 3 p.m.).
- 11% (California: 3%) were on a wet road, as the report records it.
Set against all bike crashes in California, 2021–2026. Without traffic counts these can't say how risky a street is.
Where bike crashes cluster
Spots with 3 or more reported crashes within about 250 m, worst first.
- 014 crashes · 1 serious or fatal · 1 fatal
Spruce Ave & Second Ln
A mix of crash types
50% happened after dark.
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- Use a front and rear light, even on lit streets.
- 023 crashes · 2 serious or fatal
Hickey Blvd & Junipero Serra Blvd
A mix of crash types
Traffic is posted at about 40 mph.
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- Traffic is fast here. A quieter parallel street is often worth the extra minutes.
- 036 crashes
Airport Blvd & Grand Ave
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 046 crashes
Grand Ave & Chestnut Ave
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 053 crashes · 1 serious or fatal
Railroad Ave & Spruce Ave
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 064 crashes
El Camino Real Hwy & Orange Ave
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 073 crashes
El Camino Real Hwy & Hickey Blvd
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 083 crashes
Olive Ave & Pine Ave
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
- 093 crashes
Airport Blvd & Utah Ave
Side-impact crashes at the junction
2 of 3 crashes were broadside: a vehicle hit at an angle, usually a driver pulling out of a side street or driveway, turning across, or running the signal.
- Slow down approaching the junction, watch drivers' front wheels at side streets and driveways, and don't assume a driver waiting to turn has seen you.
- 103 crashes
Gateway Blvd & Airport Blvd
A mix of crash types
- No single crash pattern stands out here. Slow down, stay visible, and leave extra room.
Streets with the most bike crashes in South San Francisco
| Street | Crashes | Serious/fatal |
|---|---|---|
| Airport Blvd | 13 | 0 |
| Grand Ave | 12 | 2 |
| Spruce Ave | 8 | 1 |
| Linden Ave | 7 | 0 |
| Junipero Serra Blvd | 5 | 2 |
| SR-82 | 4 | 1 |
| Hillside Blvd | 4 | 0 |
| Hickey Blvd | 3 | 1 |
| Camaritas Ave | 3 | 1 |
| San Mateo Ave | 3 | 0 |
Reported bike crashes, 2021–2026, counted by the street each police report names first, so a crash at a corner counts toward one of its two streets. Long, busy streets collect more crashes partly because more people use them.
What the police reports say drivers did in South San Francisco
| A driver… | Crashes | |
|---|---|---|
| turned or changed lanes when it wasn't clear | 8 | |
| didn't yield while turning left | 5 | |
| ran a stop sign or didn't yield after stopping | 4 | |
| didn't yield pulling out of a driveway or alley | 4 | |
| started or backed up when it wasn't clear | 3 | |
| ran a red light | 3 | |
| followed too closely | 2 | |
| drove too fast for conditions | 2 |
The other vehicle, where the report names one: 65 cars, 6 SUVs, 4 pickup trucks and 4 truck or semis. In 1 crash the report says the other driver had been drinking or was on drugs.
Reported bike crashes, 2021–2026. The officer names one party and one Vehicle Code section as the main cause of each crash; these are the crashes where that party was a driver. It is the officer's reading at the scene, not a court's finding, and many reports name the person on foot or on a bike instead, which we don't list.
Bike crashes in South San Francisco by year
| Year | Crashes | Serious/fatal | |
|---|---|---|---|
| 2021 | 10 | 1 | |
| 2022 | 21 | 3 | |
| 2023 | 21 | 4 | |
| 2024 | 13 | 1 | |
| 2025 | 20 | 3 | |
| 2026 | 18 | 3 |
How people get to work in South San Francisco
| Share of workers | City | California |
|---|---|---|
| Drive alone | 61.4% | 65.7% |
| Carpool | 11.4% | 9.5% |
| Public transit | 5.5% | 2.9% |
| Walk | 1.9% | 2.4% |
| Bicycle | 0.8% | 0.7% |
| Work from home | 17.4% | 17.2% |
7.5% of households in South San Francisco have no car (California: 7.1%). The average trip to work takes 25.6 minutes one way (California: 28.7).
US Census American Community Survey, 2020–2024 five-year estimates, 64,305 residents. These are trips to work only: walks to school, the shops or a bus stop aren't counted, so they can't say how much walking or riding happens on South San Francisco's streets.
Common questions about South San Francisco
- Where do the most bike crashes happen in South San Francisco?
- The worst spot is Spruce Ave & Second Ln, with 4 reported bike crashes from 2021–2026, 1 of them serious or fatal. Next are Hickey Blvd & Junipero Serra Blvd (3) and Airport Blvd & Grand Ave (6).
- How many cyclists were killed in South San Francisco?
- 2 crashes killed someone in 103 reported bike crashes in South San Francisco from 2021–2026, and 15 left someone seriously hurt or killed.
- How do cyclists usually get hit in South San Francisco?
- 13% were side-impact crashes at junctions (drivers pulling out or turning across). 27% happened after dark.
- When and where do bike crashes happen in South San Francisco, compared with California?
- Of 103 reported bike crashes in South San Francisco from 2021–2026: 27% (California: 21%) of crashes happened after dark. 9% (California: 41%) were on roads posted 40 mph or faster. 15% (California: 13%) left someone seriously hurt or killed. The busiest hour was 8 a.m. (California: 3 p.m.). 11% (California: 3%) were on a wet road, as the report records it.
- Which streets in South San Francisco have the most bike crashes?
- By the street each police report names first, 2021–2026: Airport Blvd (13), Grand Ave (12), Spruce Ave (8), Linden Ave (7), Junipero Serra Blvd (5). Long, busy streets collect more crashes partly because more people use them.
- How many people bike to work in South San Francisco?
- 0.8% of workers in South San Francisco ride a bicycle to work (California: 0.7%), and 5.5% take public transit. 7.5% of households have no car (California: 7.1%). From the Census American Community Survey, 2020–2024.
- How many bike crashes happen in South San Francisco each year?
- Reported bike crashes with map locations: 2021: 10, 2022: 21, 2023: 21, 2024: 13, 2025: 20, 2026: 18. 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.
Places to ride to near South San Francisco
Bike climbs near South San Francisco
Nearby cities
Source: California Crash Reporting System (CCRS), 2021–2026. A report with no coordinates is placed at the intersection its street names give; reports with neither are not counted, so these numbers are lower than the real total. Busy streets show more crashes partly because more people use them. Data last rebuilt 2026-10-22. How the data works.