Frankfort, IN micro area ZIP codes
The Frankfort, IN micropolitan statistical area (CBSA 23140) covers 1 county in Indiana and 8 ZIP codes.
- ZIP codes
- 8
- Population
- 33,897
- Avg. median income
- $66,600population-weighted
- Counties
- 1
Click anywhere on the map to see which ZIP code it's in.
Counties in the Frankfort, IN area
ZIP codes in the Frankfort, IN area
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 46035 | Colfax | Clinton County | 1,348 | $73,357 | $218,100 |
| 46039 | Forest | Clinton County | 600 | — | $224,300 |
| 46041 | Frankfort | Clinton County | 23,134 | $63,157 | $212,400 |
| 46050 | Kirklin | Clinton County | 1,808 | $74,531 | $268,800 |
| 46057 | Michigantown | Clinton County | 1,270 | $53,173 | $241,700 |
| 46058 | Mulberry | Clinton County | 2,093 | $77,719 | $260,400 |
| 46065 | Rossville | Clinton County | 3,644 | $80,104 | $295,400 |
| 46067 PO Box | Sedalia | Clinton County | — | — | — |
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
Frequently asked questions
How many ZIP codes are in the Frankfort, IN micro area?
8 ZIP codes, based on each ZIP code's main county.
Which counties make up the Frankfort, IN area?
Clinton County.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).