ZIP code profile · 2024 county data

ZIP Code 66224

Johnson County, Kansas: Census demographics for this ZIP plus the containing county's FBI UCR crime rate.

Data updated 2026-08-24

31
Property rate /100K (county)
12,301
Population (ZIP)
11
Violent rate /100K (county)

Is ZIP code 66224 safe? Honest data snapshot

ZIP code 66224 sits within Johnson County, KS, a county whose reported crime runs below the national average (see the county-level FBI figures below, not a ZIP-specific calculation).

Reported crime here runs well below the national average: 11 violent incidents and 31 property incidents per 100,000 residents in 2024, per county-level agency submissions.

ZIP 66224 carries a Census-reported population of 12,301, ranking #21 of 32 ZIPs in Johnson County, spread across 6.67 square miles (about 1,844 people per square mile). For a full breakdown of Johnson County's crime categories and year-over-year trend, see the Johnson County crime page linked below.

ZIP 66224 has no FBI-native crime rate (postal codes are not police jurisdictions). The property-led county proxy above is from Johnson County agency submissions; see methodology for the ZCTA plurality map. Methodology.

ZIP 66224 Census context

These are ZIP/ZCTA demographic estimates, separate from the county-level FBI proxy above. They describe the local settlement, not a crime rate.

Median household income
$187,781
Median age
46.9 years
Owner-occupied homes
90%
Occupied homes
4,851

Source: U.S. Census Bureau, ACS 2022 5-year ZCTA estimates (income, age, and occupied housing tenure).

How useful is the county proxy for ZIP 66224?

Within the participating-agency records for Johnson County, reported violent and property crime rates both sit below their U.S. benchmarks: violent crime is 97% below and property crime is 98% below. The two submitted measures point in the same direction, but they do not establish complete county coverage or turn the result into a ZIP-level rating for 66224. Both comparisons use the same 2024 county reporting population and FBI-submitted counts, so the two directions are internally comparable for this release, not evidence about a different year.

ZIP 66224 sits near the middle of Johnson County's ZIP population ordering (#21 of 32). The county comparison is useful regional context, but it cannot say how reported incidents are distributed within this postal area.

Johnson County UCR book ZIP 66224 inherits

ZIP 66224 itself is about 1,844 people per Census sq mi across 6.7 sq mi (12,301 residents), a postal settlement fact independent of the county UCR proxy.

ZIP 66224 is about 2% of the county reporting population (12,301 of 609,863), so most of the denominator and submitted incidents sit outside this postal code.

Johnson County leans on larceny-theft at 50% of reported offenses (mix index 3,306). ZIP 66224 has no separate FBI offense book.

Johnson County 2024 vs 2023: violent counts +10% vs 2023; property counts -26% vs 2023. Year-over-year moves are county agency submissions, still not ZIP-native.

Johnson County offense mix (2024)

Mix index is HHI × 10,000 on county offense-type shares. Distinct from the per-100K rates in the hero; still county-agency data, not a ZIP-native FBI table.

Nationwide peers for ZIP 66224

Similar county violent rate (~11/100K)

Similar Census population (~12,301)

County detail: Johnson County · State atlas: Kansas

Sources: U.S. Census Bureau (ZIP population, land area, 2020 ZCTA-to-county relationship file, ACS 5-year estimates) and FBI Uniform Crime Reporting (UCR) Program, Crime in the United States (CIUS) Table 10 (county-level crime, attributed via ZIP-to-county crosswalk).

Verify with Census.gov Geography and FBI.gov UCR.

Read our methodology , how this data is sourced, computed, and verified.

Every figure on PlainCrime is rendered directly from FBI Uniform Crime Reporting (UCR) source data, no number is typed in by an editor. This page combines Census ZIP-level figures with a ZIP-to-county crosswalk to attribute FBI UCR crime data honestly, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.