Crime Grade · FBI UCR Data · 2025
Foster City, CA Crime Grade
How Foster City grades for violent crime against every other reporting U.S. city — and against the rest of California — based on the FBI's Uniform Crime Reporting data.
National
3/10
vs. all U.S. cities ≥ 25,000 population
California
1/10
vs. California cities ≥ 10,000 population
In 2025, the violent crime rate in Foster City, CA was 71.0 per 100,000 residents (23 incidents over a population of 32,395). That puts Foster City Infinity% above the U.S. rate of 0.0 and 83% below the California statewide rate of 415.5.
That ranks Foster City #786 of 3,771 ranked U.S. cities, safer than 79% of them, and #13 of 371 in California. Violent crime is up 2% year over year and down 41% over the last five years.
Foster City, CA crime — key facts
- National Crime Grade
- A (3/10)
- California Grade
- A (1/10)
- Violent crime rate
- 71.0 / 100k
- National rank
- #786 of 3,771
- CA rank
- #13 of 371
- Safer than
- 79% of U.S. cities
- Year over year
- up 2%
- 5-year change
- down 41%
- Population
- 32,395
- Reporting agency
- Foster City Police Department
- Data year
- 2025 · FBI UCR
Reported by Foster City Police Department (FBI ORI CA0412000) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
Violent crime rate, 5-year trend
Per 100,000 residents. Foster City (red), California (blue), U.S. average (gray dashed).
Foster City vs. U.S., 2025 — by offense
Rates per 100,000 residents for each offense category.
Full data, last 5 years
Rates per 100,000 residents. Raw counts in parentheses.
| Offense | 2020 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Violent crime | 119.6(41) | 130.6(41) | 48.0(15) | 69.4(22) | 71.0(23) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 26.2(9) | 28.7(9) | 6.4(2) | 6.3(2) | 9.3(3) |
| Robbery | 23.3(8) | 31.9(10) | 19.2(6) | 18.9(6) | 12.3(4) |
| Aggravated assault | 70.0(24) | 70.1(22) | 22.4(7) | 44.2(14) | 49.4(16) |
| Property crime | 1405.6(482) | 1236.1(388) | 1085.6(339) | 675.5(214) | 759.4(246) |
| Burglary | 119.6(41) | 172.0(54) | 118.5(37) | 22.1(7) | 40.1(13) |
| Larceny | 1192.7(409) | 949.4(298) | 864.6(270) | 558.7(177) | 669.9(217) |
| Motor vehicle theft | 93.3(32) | 108.3(34) | 102.5(32) | 91.5(29) | 43.2(14) |
How the Crime Grade is calculated
- What is the source of the Foster City, CA Crime Grade?
- FBI Uniform Crime Reporting via the Crime Data Explorer. Agency-level data, pulled directly. No third-party aggregators, no proprietary score.
- What metric does the Foster City Crime Grade use?
- Violent crime rate per 100,000 residents (murder + rape + robbery + aggravated assault), most recent fully-reported year.
- How is the national decile for Foster City calculated?
- Foster City's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the California state decile calculated?
- Same calculation restricted to California cities with population ≥ 10,000.
- How do decile scores convert to a letter grade?
- 1–3 = A · 4–5 = B · 6–7 = C · 8 = D · 9–10 = F.
- How often is the Foster City Crime Grade refreshed?
- Twice a year. The FBI typically releases the prior year's full data each September.
- What are the limits of this Crime Grade?
- The FBI relies on local agency reporting. Rates reflect what was reported, not what occurred.
Nearby cities in California
Comparable California cities by population.
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