Crime Grade · FBI UCR Data · 2025
Carroll, IA Crime Grade
How Carroll 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
2/10
vs. all U.S. cities ≥ 25,000 population
Iowa
1/10
vs. Iowa cities ≥ 10,000 population
In 2025, the violent crime rate in Carroll, IA was 59.5 per 100,000 residents (6 incidents over a population of 10,080). That puts Carroll 82% below the U.S. rate of 325.3 and 75% below the Iowa statewide rate of 236.6.
That ranks Carroll #629 of 3,771 ranked U.S. cities, safer than 83% of them, and #3 of 40 in Iowa. Violent crime is up 51% year over year and up 91% over the last five years.
Carroll, IA crime — key facts
- National Crime Grade
- A (2/10)
- Iowa Grade
- A (1/10)
- Violent crime rate
- 59.5 / 100k
- National rank
- #629 of 3,771
- IA rank
- #3 of 40
- Safer than
- 83% of U.S. cities
- Year over year
- up 51%
- 5-year change
- up 91%
- Population
- 10,080
- Reporting agency
- Carroll Police Department
- Data year
- 2025 · FBI UCR
Reported by Carroll Police Department (FBI ORI IA0140100) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Carroll, IA
History
Founded in 1867 and incorporated in 1869. Became the county seat of Carroll County in 1869.
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. Carroll (red), Iowa (blue), U.S. average (gray dashed).
Carroll 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 | 31.1(3) | 107.9(11) | 118.5(12) | 39.5(4) | 59.5(6) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 0.0(0) | 19.6(2) | 39.5(4) | 0.0(0) | 9.9(1) |
| Robbery | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Aggravated assault | 31.1(3) | 88.3(9) | 79.0(8) | 39.5(4) | 49.6(5) |
| Property crime | 1181.2(114) | 1441.9(147) | 1609.4(163) | 978.5(99) | 1210.3(122) |
| Burglary | 228.0(22) | 235.4(24) | 167.9(17) | 158.1(16) | 59.5(6) |
| Larceny | 891.1(86) | 1108.4(113) | 1332.9(135) | 761.0(77) | 1061.5(107) |
| Motor vehicle theft | 51.8(5) | 98.1(10) | 98.7(10) | 59.3(6) | 89.3(9) |
How the Crime Grade is calculated
- What is the source of the Carroll, 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 Carroll 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 Carroll calculated?
- Carroll'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 Carroll 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 Carroll to other places
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