County ZIP codes · Indiana · FIPS 18077
Jefferson County, IN ZIP Codes
Jefferson County, Indiana has 10 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 6 of the residential ones lie mainly in Jefferson County and 4 mainly in a neighboring county; 9 cross the county line. Median household income ranges from $61,284 in 47250 (Madison) to $86,335 in 47138 (Lexington) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Jefferson County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $65,197 and $80,729.
They carry 10 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 10 residential ZIP codes in Jefferson County
6 ZIP codes lie mainly in Jefferson County; 4 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 47250 | Madison | 22,884 | 108 | $61k | $197k | 85% |
| 47243 | Hanover | 6,225 | 188 | $65k | $184k | 100% |
| 47138 | Lexington | 4,859 | 65 | $86k | $202k | 54% |
| 47230 | Deputy | 2,086 | 41 | $81k | $238k | 79% |
| 47231 | Dupont | 675 | 25 | $42k | $106k | 64% |
| 47224 | Canaan | 523 | 21 | $62k | – | 68% |
Partly in Jefferson County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
9 ZIP codes of Jefferson County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Jefferson | Elsewhere |
|---|---|---|
| 47250 | 85% | Ripley County 10%; Switzerland County 5% |
| 47138 | 54% | Scott County 46% |
| 47043 | 2% | Switzerland County 98% |
| 47230 | 79% | Scott County 15%; Jennings County 6% |
| 47147 | 24% | Clark County 60%; Scott County 16% |
| 47227 | 15% | Jennings County 85% |
| 47231 | 64% | Jennings County 36% |
| 47224 | 68% | Switzerland County 32% |
| 47270 | 12% | Jennings County 88% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Jefferson County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Jefferson County's ZIP codes use 3 prefixes: 470, 471 and 472.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 470 | Cincinnati, OH (SCF 450) | 1 | 31 |
| 471 | Louisville, KY (SCF 400) | 2 | 55 |
| 472 | Indianapolis, IN (SCF 460) | 7 | 38 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.