ZIP codes
2
Galesburg, IL Demographics & ZIP Codes
Galesburg, Illinois demographics and median household income by ZIP code (in Knox County) — 2 ZIP codes — population 32,318 — median income $47,728 — avg. home value $94,900. Compare income, housing, and population across ZIP codes on US5.
Population
32,318
Median household income (avg.)
$47,728
64% of U.S. median
Average home value
$94,900
27% of U.S. median
Average rent
$540
46% of U.S. median
Median age (avg.)
41.6
Galesburg demographics
Galesburg, Illinois covers 2 ZIP codes primarily in Knox County, with a combined ZIP-area population of about 32,318.
Across ZIP codes with age data, the average median age is about 41.6 years.
Median household income in Galesburg
The average median household income across ZIP codes in Galesburg, Illinois is about $47,728 — about 39% below the IL ZIP average ($78,143), and about 36% below the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $47,728 in 61401.
Housing in Galesburg
For housing in Galesburg, Illinois, the average median home value is about $94,900 and the average median rent is about $540.
The most populous ZIP in this set is 61401 (about 30,684 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Galesburg
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 61401 | Galesburg | Knox County | IL | 30,684 | $47,728 | $94,900 |
| 61402 | Galesburg | Knox County | IL | 1,634 | — | — |
Frequently asked questions
What are the demographics of Galesburg?
Galesburg, Illinois has a combined ZIP-area population of about 32,318 across 2 ZIP codes (primarily Knox County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Galesburg?
The average median household income across ZIP codes in Galesburg, Illinois is about $47,728, about 39% below the state ZIP average ($78,143), and about 36% below the U.S. median ($75,149). Average median home value is about $94,900.
How many ZIP codes are in Galesburg?
Galesburg, Illinois includes 2 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Galesburg?
This page lists ZIP codes in Galesburg, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.