Brown County, Illinois ZIP codes
3 ZIP codes are in Brown County, plus 2 that cross in from neighboring counties.
- ZIP codes
- 3
- Population in these ZIPs
- 6,312
- Avg. median income
- $67,200population-weighted
- Cities & towns
- 3
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ZIP codes in Brown County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 62353 | Mount Sterling | 5,066 | $66,000 | $167,100 |
| 62375 | Timewell | 383 | $76,855 | $140,800 |
| 62378 | Versailles | 863 | $69,650 | $151,400 |
ZIP codes partly in Brown County
These ZIP codes are mostly in a neighboring county but cover part of Brown County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 62323 | Chambersburg | Pike County | 198 | $92,917 | $97,900 |
| 62324 | Clayton | Adams County | 1,196 | $76,903 | $169,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Brown County
Nearby counties
Frequently asked questions
How many ZIP codes are in Brown County, Illinois?
3 ZIP codes are mainly in Brown County, and 2 more ZIP codes from neighboring areas reach partly into it.
What cities are in Brown County?
ZIP codes in Brown County use the city names Mount Sterling, Timewell and Versailles.