Crime Grade · FBI UCR Data · 2025
Rocky Hill, CT Crime Grade
How Rocky Hill grades for violent crime against every other reporting U.S. city — and against the rest of Connecticut — based on the FBI's Uniform Crime Reporting data.
National
1/10
vs. all U.S. cities ≥ 25,000 population
Connecticut
5/10
vs. Connecticut cities ≥ 10,000 population
In 2025, the violent crime rate in Rocky Hill, CT was 37.2 per 100,000 residents (8 incidents over a population of 21,532). That puts Rocky Hill 89% below the U.S. rate of 325.3 and 66% below the Connecticut statewide rate of 108.0.
That ranks Rocky Hill #325 of 3,771 ranked U.S. cities, safer than 91% of them, and #39 of 86 in Connecticut. Violent crime is down 52% year over year and down 64% over the last five years.
Rocky Hill, CT crime — key facts
- National Crime Grade
- A (1/10)
- Connecticut Grade
- B (5/10)
- Violent crime rate
- 37.2 / 100k
- National rank
- #325 of 3,771
- CT rank
- #39 of 86
- Safer than
- 91% of U.S. cities
- Year over year
- down 52%
- 5-year change
- down 64%
- Population
- 21,532
- Reporting agency
- Rocky Hill Police Department
- Data year
- 2025 · FBI UCR
Reported by Rocky Hill Police Department (FBI ORI CT0011900) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Rocky Hill, CT
Also known as
- Rockyhill
- Rocky Hill Center
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. Rocky Hill (red), Connecticut (blue), U.S. average (gray dashed).
Rocky Hill 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 | 104.6(21) | 145.0(30) | 87.1(18) | 77.3(16) | 37.2(8) |
| Murder | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) | 0.0(0) |
| Rape | 24.9(5) | 9.7(2) | 24.2(5) | 29.0(6) | 4.6(1) |
| Robbery | 34.9(7) | 24.2(5) | 19.3(4) | 29.0(6) | 4.6(1) |
| Aggravated assault | 44.8(9) | 111.2(23) | 43.5(9) | 19.3(4) | 27.9(6) |
| Property crime | 1619.4(325) | 1836.5(380) | 1901.0(393) | 1232.4(255) | 993.9(214) |
| Burglary | 124.6(25) | 198.1(41) | 135.4(28) | 145.0(30) | 65.0(14) |
| Larceny | 1330.4(267) | 1488.5(308) | 1485.0(307) | 990.7(205) | 836.0(180) |
| Motor vehicle theft | 164.4(33) | 145.0(30) | 280.6(58) | 96.7(20) | 92.9(20) |
How the Crime Grade is calculated
- What is the source of the Rocky Hill, CT 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 Rocky Hill 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 Rocky Hill calculated?
- Rocky Hill's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the Connecticut state decile calculated?
- Same calculation restricted to Connecticut 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 Rocky Hill 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 Connecticut
Comparable Connecticut cities by population.
Compare Rocky Hill to other places
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