Jefferson County, IL ZIP codes
There are 13 ZIP codes in Jefferson County, IL, in 13 towns, from 62810 to 62898. The largest are 62864 (Mount Vernon), 62898 (Woodlawn) and 62814 (Bluford).
The county seat is Mount Vernon.
- ZIP codes
- 13
- Towns
- 13
- County seat
- Mount Vernon
- County FIPS
17081- State
- Illinois
- Population
- 36,550
- Median household income
- $63,118
- Land area
- 571 sq mi
- Metro area
- Mount Vernon
Jefferson County ZIP codes by town
- Mount Vernon (county seat)
- 62864
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Jefferson County ZIP codes
The ZIP codes of Jefferson County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Jefferson County in numbers
About 36,550 people live in Jefferson County, in 14,820 households, the 38th most populous of Illinois's 102 counties. The median household income is $63,118 a year, 24% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $126,000 (52% below the Illinois median), and median gross rent is $885 a month. The median age is 41.2; 18.2% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 20 minutes.
| Population | 36,550 |
|---|---|
| Households | 14,820 |
| Median age | 41.2 |
| Median household income | $63,118 |
| Median home value | $126,000 |
| Median gross rent | $885 |
| Bachelor's degree or higher | 18.2% |
| Mean commute | 19.6 min |
| Population density | 64 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Jefferson County
| Town | ZIP codes | Population |
|---|---|---|
| Mount Vernon | 1 | 14,090 |
| Ina | 1 | 1,560 |
| Texico | 1 | 1,066 |
| Scheller | 1 | 693 |
| Woodlawn | 1 | 632 |
| Dix | 1 | 568 |
| Bluford | 1 | 483 |
| Bonnie | 1 | 461 |
| Belle Rive | 1 | 382 |
| Waltonville | 1 | 294 |
| Opdyke | 1 | 246 |
| Nason | 1 | 203 |
| Walnut Hill | 1 | 127 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Jefferson County.
- Franklin County (17)
- Marion County (10)
- Clinton County (12)
- Perry County (6)
- Wayne County (12)
- Washington County (10)
- Hamilton County (4)
Not sure you are in Jefferson County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Jefferson County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
62810 | Belle Rive , IL | Standard | 1,188 | $57,969 | $117,700 |
62814 | Bluford , IL | Standard | 1,668 | $59,462 | $121,300 |
62816 | Bonnie , IL | Standard | 1,133 | $53,036 | $86,600 |
62830 | Dix , IL | Standard | 1,416 | $62,400 | $137,500 |
62846 | Ina , IL | Standard | 1,798 | $65,500 | $103,300 |
62864 | Mount Vernon , IL | Standard | 22,779 | $60,451 | $124,800 |
62866 | Nason , IL | No street area | — | — | — |
62872 | Opdyke , IL | Standard | 1,153 | $62,344 | $87,700 |
62883 | Scheller , IL | Standard | 693 | $104,808 | $164,400 |
62889 | Texico , IL | Standard | 1,066 | $70,364 | $143,800 |
62893 | Walnut Hill , IL | Standard | 926 | $59,063 | $123,100 |
62894 | Waltonville , IL | Standard | 782 | $83,563 | $121,900 |
62898 | Woodlawn , IL | Standard | 1,968 | $74,297 | $158,800 |
Cite this page
zipcodes.pro. “Jefferson County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/il/county/jefferson
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