Crime Score for Johnson County, IA
County FIPS 19103 · Iowa · July 2026 snapshot · powered by SpotCrime
Higher crime than 92.64% of US counties
National rank
#802
of 735 scored counties
Iowa rank
#16
in state
Score index
241.6
crime intensity
Scored ZIPs
14
in this county
Johnson County in Iowa scored in the 92.6th percentile for reported crime among US counties in July 2026. That is a Very High Crime rating, in the top tenth of scored counties for reported crime. It ranks #802 nationally and #16 in Iowa. It fell 2.33 percentile points between June 2026 and July 2026, from 94.97 to 92.64.
Within the county, 14 ZIP codes have published scores. Their median is the 83.5th percentile; the highest is 52242 at 95.63 and the lowest is 52327 at 49.46. A county score summarises the whole area, so a ZIP inside it can sit well above or below it.
ZIP codes in Johnson County, ranked
- 152242Iowa CityVery High Crime95.63
- 252245Iowa CityVery High Crime93.21
- 352240HillsVery High Crime92.36
- 452246CoralvilleVery High Crime92.00
- 552404Cedar RapidsVery High Crime91.27
- 652241CoralvilleHigh Crime83.90
- 752235HillsHigh Crime83.46
- 852755Lone TreeHigh Crime80.11
- 952317CoralvilleAbove Average74.81
- 1052340CoralvilleAbove Average71.77
- 1152227Cedar RapidsAbove Average70.43
- 1252247FrytownAbove Average67.64
- 1352338ShueyvilleAbove Average61.96
- 1452327RiversideBelow Average49.46
Monthly history
| Month | Percentile | National rank | State rank |
|---|---|---|---|
| July 2026 | 92.64 | #802 | #16 |
| June 2026 | 94.97 | #611 | #19 |
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Data: CrimeScore by SpotCrime. Scores describe areas, not people, and are not predictions. Terms.