Crime Grade · FBI UCR Data · 2025
Storm Lake, IA Crime Grade
How Storm Lake grades for violent crime against every other reporting U.S. city — and against the rest of Iowa — based on the FBI's Uniform Crime Reporting data.
National
6/10
vs. all U.S. cities ≥ 25,000 population
Iowa
6/10
vs. Iowa cities ≥ 10,000 population
In 2025, the violent crime rate in Storm Lake, IA was 230.4 per 100,000 residents (27 incidents over a population of 11,721). That puts Storm Lake 29% below the U.S. rate of 325.3 and 3% below the Iowa statewide rate of 236.6.
That ranks Storm Lake #2,261 of 3,771 ranked U.S. cities, safer than 40% of them, and #24 of 40 in Iowa. Violent crime is down 24% year over year and down 20% over the last five years.
Storm Lake, IA crime — key facts
- National Crime Grade
- C (6/10)
- Iowa Grade
- C (6/10)
- Violent crime rate
- 230.4 / 100k
- National rank
- #2,261 of 3,771
- IA rank
- #24 of 40
- Safer than
- 40% of U.S. cities
- Year over year
- down 24%
- 5-year change
- down 20%
- Population
- 11,721
- Reporting agency
- Storm Lake Police Department
- Data year
- 2025 · FBI UCR
Reported by Storm Lake Police Department (FBI ORI IA0110100) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Storm Lake, IA
History
Founded in 1869 and incorporated in 1873. Became the county seat of Buena Vista County in 1878.
Name history sourced from the USGS Geographic Names Information System (GNIS) — public-domain federal geographic-names data.
Violent crime rate, 5-year trend
Per 100,000 residents. Storm Lake (red), Iowa (blue), U.S. average (gray dashed).
Storm Lake 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 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Violent crime | 288.1(30) | 363.7(41) | 238.3(27) | 304.5(35) | 230.4(27) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 28.8(3) | 35.5(4) | 0.0(0) | 52.2(6) | 42.7(5) |
| Robbery | 9.6(1) | 0.0(0) | 53.0(6) | 34.8(4) | 0.0(0) |
| Aggravated assault | 249.7(26) | 328.2(37) | 185.3(21) | 217.5(25) | 187.7(22) |
| Property crime | 1402.0(146) | 1348.2(152) | 1632.7(185) | 1679.1(193) | 1330.9(156) |
| Burglary | 288.1(30) | 239.5(27) | 220.6(25) | 278.4(32) | 136.5(16) |
| Larceny | 979.5(102) | 1037.8(117) | 1341.5(152) | 1313.7(151) | 1100.6(129) |
| Motor vehicle theft | 115.2(12) | 71.0(8) | 70.6(8) | 78.3(9) | 93.8(11) |
How the Crime Grade is calculated
- What is the source of the Storm Lake, IA 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 Storm Lake 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 Storm Lake calculated?
- Storm Lake's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the Iowa state decile calculated?
- Same calculation restricted to Iowa 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 Storm Lake 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 Iowa
Comparable Iowa cities by population.
Compare Storm Lake to other places
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