Johnson County, Indiana ZIP codes
7 ZIP codes are in Johnson County, plus 5 that cross in from neighboring counties. It's part of the Indianapolis-Carmel-Greenwood, IN metro area.
- ZIP codes
- 7
- Population in these ZIPs
- 159,452
- Avg. median income
- $92,100population-weighted
- Cities & towns
- 6
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Johnson County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 46106 | Bargersville | 10,159 | $120,072 | $458,300 |
| 46131 | Franklin | 34,647 | $85,076 | $282,600 |
| 46142 | Greenwood | 34,348 | $89,001 | $315,600 |
| 46143 | Greenwood | 61,803 | $91,496 | $332,300 |
| 46162 | Needham | 227 | $117,969 | $343,900 |
| 46181 | Trafalgar | 4,964 | $91,337 | $372,000 |
| 46184 | Whiteland | 13,304 | $99,865 | $267,200 |
ZIP codes partly in Johnson County
These ZIP codes are mostly in a neighboring county but cover part of Johnson County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 46124 | Edinburgh | Shelby County | 7,304 | $64,466 | $230,000 |
| 46151 | Martinsville | Morgan County | 32,446 | $78,812 | $294,700 |
| 46160 | Morgantown | Brown County | 6,514 | $76,445 | $343,900 |
| 46164 | Nineveh | Brown County | 3,840 | $85,735 | $365,500 |
| 46259 | Indianapolis | Marion County | 15,169 | $129,345 | $374,900 |
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 Johnson County
Nearby counties
Frequently asked questions
How many ZIP codes are in Johnson County, Indiana?
7 ZIP codes are mainly in Johnson County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Johnson County?
ZIP codes in Johnson County use the city names Bargersville, Franklin, Greenwood, Needham, Trafalgar and Whiteland.
What metro area is Johnson County in?
Johnson County is part of the Indianapolis-Carmel-Greenwood, IN metropolitan statistical area.