Crime Grade · FBI UCR Data · 2025
Troy, IL Crime Grade
How Troy grades for violent crime against every other reporting U.S. city — and against the rest of Illinois — based on the FBI's Uniform Crime Reporting data.
National
1/10
vs. all U.S. cities ≥ 25,000 population
Illinois
1/10
vs. Illinois cities ≥ 10,000 population
In 2025, the violent crime rate in Troy, IL was 8.4 per 100,000 residents (1 incidents over a population of 11,901). That puts Troy 97% below the U.S. rate of 325.3 and 97% below the Illinois statewide rate of 245.7.
That ranks Troy #51 of 3,771 ranked U.S. cities, safer than 99% of them, and #4 of 214 in Illinois. Violent crime is down 5% year over year and down 89% over the last five years.
Troy, IL crime — key facts
- National Crime Grade
- A (1/10)
- Illinois Grade
- A (1/10)
- Violent crime rate
- 8.4 / 100k
- National rank
- #51 of 3,771
- IL rank
- #4 of 214
- Safer than
- 99% of U.S. cities
- Year over year
- down 5%
- 5-year change
- down 89%
- Population
- 11,901
- Reporting agency
- Troy Police Department
- Data year
- 2025 · FBI UCR
Reported by Troy Police Department (FBI ORI IL0601400) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Troy, IL
Also known as
- Columbia
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. Troy (red), Illinois (blue), U.S. average (gray dashed).
Troy 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 | 76.6(8) | 106.6(12) | 97.9(11) | 8.9(1) | 8.4(1) |
| Murder | 0.0(0) | 8.9(1) | 17.8(2) | 0.0(0) | 0.0(0) |
| Rape | 28.7(3) | 26.6(3) | 17.8(2) | 0.0(0) | 0.0(0) |
| Robbery | 0.0(0) | 8.9(1) | 0.0(0) | 0.0(0) | 0.0(0) |
| Aggravated assault | 47.9(5) | 62.2(7) | 62.3(7) | 8.9(1) | 8.4(1) |
| Property crime | 583.9(61) | 506.2(57) | 364.9(41) | 460.3(52) | 436.9(52) |
| Burglary | 28.7(3) | 79.9(9) | 71.2(8) | 115.1(13) | 8.4(1) |
| Larceny | 516.9(54) | 355.2(40) | 222.5(25) | 292.1(33) | 361.3(43) |
| Motor vehicle theft | 38.3(4) | 62.2(7) | 71.2(8) | 53.1(6) | 67.2(8) |
How the Crime Grade is calculated
- What is the source of the Troy, IL 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 Troy 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 Troy calculated?
- Troy's rate placed against all FBI-reporting U.S. cities with population ≥ 25,000. 1 = safest.
- How is the Illinois state decile calculated?
- Same calculation restricted to Illinois 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 Troy 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 Illinois
Comparable Illinois cities by population.
Compare Troy to other places
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