Crime Grade · FBI UCR Data · 2025
Blue Island, IL Crime Grade
How Blue Island 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
7/10
vs. all U.S. cities ≥ 25,000 population
Illinois
8/10
vs. Illinois cities ≥ 10,000 population
In 2025, the violent crime rate in Blue Island, IL was 286.5 per 100,000 residents (62 incidents over a population of 21,643). That puts Blue Island 12% below the U.S. rate of 325.3 and 17% above the Illinois statewide rate of 245.7.
That ranks Blue Island #2,583 of 3,771 ranked U.S. cities, safer than 32% of them, and #169 of 214 in Illinois. Violent crime is down 34% year over year and down 48% over the last five years.
Blue Island, IL crime — key facts
- National Crime Grade
- C (7/10)
- Illinois Grade
- D (8/10)
- Violent crime rate
- 286.5 / 100k
- National rank
- #2,583 of 3,771
- IL rank
- #169 of 214
- Safer than
- 32% of U.S. cities
- Year over year
- down 34%
- 5-year change
- down 48%
- Population
- 21,643
- Reporting agency
- Blue Island Police Department
- Data year
- 2025 · FBI UCR
Reported by Blue Island Police Department (FBI ORI IL0161000) to the FBI Uniform Crime Reporting Program. Download the full dataset (CSV) · methodology.
About Blue Island, IL
Also known as
- Portland
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. Blue Island (red), Illinois (blue), U.S. average (gray dashed).
Blue Island 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 | 2019 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Violent crime | 551.3(127) | 588.6(127) | 468.5(100) | 434.4(92) | 286.5(62) |
| Murder | 4.3(1) | 13.9(3) | 4.7(1) | 14.2(3) | 4.6(1) |
| Rape | 73.8(17) | 60.2(13) | 75.0(16) | 51.9(11) | 18.5(4) |
| Robbery | 234.4(54) | 129.8(28) | 103.1(22) | 108.6(23) | 60.1(13) |
| Aggravated assault | 238.7(55) | 384.7(83) | 285.8(61) | 259.7(55) | 203.3(44) |
| Property crime | 1432.5(330) | 2929.0(632) | 3026.6(646) | 2691.3(570) | 2088.4(452) |
| Burglary | 342.9(79) | 403.2(87) | 412.3(88) | 642.1(136) | 258.7(56) |
| Larceny | 872.5(201) | 1561.8(337) | 1410.2(301) | 1227.6(260) | 1210.6(262) |
| Motor vehicle theft | 212.7(49) | 931.5(201) | 1176.0(251) | 816.8(173) | 605.3(131) |
How the Crime Grade is calculated
- What is the source of the Blue Island, 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 Blue Island 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 Blue Island calculated?
- Blue Island'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 Blue Island 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 Blue Island to other places
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