County ZIP codes · Indiana · FIPS 18105
Monroe County, IN ZIP Codes
Monroe County, Indiana has 22 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 18 residential and 4 for PO boxes or a single organization. 11 of the residential ones lie mainly in Monroe County and 7 mainly in a neighboring county; 11 cross the county line. Median household income ranges from $45,644 in 47408 (Bloomington) to $93,785 in 47462 (Springville) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Monroe 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 $61,389 and $75,278.
They carry 13 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 18 residential ZIP codes in Monroe County
11 ZIP codes lie mainly in Monroe County; 7 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 47401 | Bloomington | 40,607 | 491 | $67k | $365k | 97% |
| 47403 | Bloomington | 34,396 | 405 | $71k | $240k | 99% |
| 47408 | Bloomington | 23,053 | 358 | $46k | $347k | 100% |
| 47404 | Bloomington | 22,744 | 433 | $61k | $258k | 98% |
| 47406 | Bloomington | 8,208 | 13,818 | – | – | 100% |
| 47429 | Ellettsville | 7,399 | 308 | $92k | $247k | 100% |
| 47468 | Unionville | 1,303 | 43 | $93k | $269k | 77% |
| 47405 | Bloomington | 1,237 | 4,721 | – | – | 100% |
| 47464 | Stinesville | 297 | 2,583 | $65k | $129k | 100% |
| 47458 | Smithville | 19 | 1,583 | – | – | 100% |
| 47434 | Harrodsburg | 13 | 1,857 | – | – | 100% |
Partly in Monroe County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 47433 | Gosport | 4,176 | 53 | $60k | $198k | 30% |
| 47436 | Heltonville | 1,796 | 34 | $75k | $211k | 30% |
| 47462 | Springville | 4,595 | 58 | $94k | $227k | 13% |
| 46151 | Martinsville | 32,446 | 159 | $79k | $242k | 3% |
| 47264 | Norman | 1,574 | 18 | $58k | $133k | 3% |
| 47460 | Spencer | 11,006 | 73 | $68k | $193k | 2% |
| 47448 | Nashville | 8,117 | 43 | $73k | $313k | 2% |
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?
11 ZIP codes of Monroe County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Monroe | Elsewhere |
|---|---|---|
| 47401 | 97% | Brown County 3% |
| 47403 | 99% | Greene County 1% |
| 46151 | 3% | Morgan County 96% |
| 47404 | 98% | Owen County 2% |
| 47460 | 2% | Owen County 97%; Greene County 1% |
| 47448 | 2% | Brown County 97%; Bartholomew County 1% |
| 47462 | 13% | Lawrence County 56%; Greene County 31% |
| 47433 | 30% | Owen County 55%; Morgan County 14% |
| 47436 | 30% | Lawrence County 70% |
| 47264 | 3% | Jackson County 74%; Lawrence County 23% |
| 47468 | 77% | Brown County 23% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Monroe County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Monroe County's ZIP codes use 3 prefixes: 461, 472 and 474.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 461 | Indianapolis, IN (SCF 460) | 1 | 63 |
| 472 | Indianapolis, IN (SCF 460) | 1 | 38 |
| 474 | Indianapolis, IN (SCF 460) | 20 | 48 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.