ZIP code profile · 2024 county data

ZIP Code 61107

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

Data updated 2026-08-24

94
Property rate /100K (county)
29,386
Population (ZIP)
46
Violent rate /100K (county)

Is ZIP code 61107 safe? Honest data snapshot

ZIP code 61107 sits within Winnebago County, IL, 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: 46 violent incidents and 94 property incidents per 100,000 residents in 2024, per county-level agency submissions.

ZIP 61107 is the largest ZIP in Winnebago County by population, 29,386 residents (#2 of 20 county ZIPs), across 14.92 square miles (1,970/sq mi). For a full breakdown of Winnebago County's crime categories and year-over-year trend, see the Winnebago County crime page linked below.

ZIP 61107 has no FBI-native crime rate (postal codes are not police jurisdictions). The property-led county proxy above is from Winnebago County agency submissions; see methodology for the ZCTA plurality map. Methodology.

ZIP 61107 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
$69,982
Median age
43.2 years
Owner-occupied homes
69%
Occupied homes
12,776

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 61107?

Within the participating-agency records for Winnebago County, reported violent and property crime rates both sit below their U.S. benchmarks: violent crime is 87% below and property crime is 95% 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 61107. 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.

Within the county, 61107 is one of the most populous ZIPs (#2 of 20). Its 29,386 residents therefore represent a comparatively large share of the local population, but the county total still combines reports from places outside this ZIP.

Winnebago County UCR book ZIP 61107 inherits

ZIP 61107 itself is about 1,970 people per Census sq mi across 14.9 sq mi (29,386 residents), a postal settlement fact independent of the county UCR proxy.

ZIP 61107 accounts for roughly 10.3% of the county reporting population (29,386 of 285,350).

Winnebago County leans on larceny-theft at 39% of reported offenses (mix index 2,637). ZIP 61107 has no separate FBI offense book.

Winnebago County 2024 vs 2023: violent counts +8% vs 2023; property counts -4% vs 2023. Year-over-year moves are county agency submissions, still not ZIP-native.

Winnebago 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 61107

Similar county violent rate (~46/100K)

Similar Census population (~29,386)

County detail: Winnebago County · State atlas: Illinois

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.