| ZIP Codes: | 6 ZIP Codes (4 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Codes: | 812 / 930 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:06 PM |
| Population: | 77,900 [See All] |
| FIPS: | 18043 |
| CBSA: | Louisville/Jefferson County, KY-IN |
| Land Area: | 146 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 38.3248, -85.9081 |
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77,900 residents live across 6 ZIPs covering 146 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 74,175 to 77,900 from 2014 to 2024 — a +5.0% change. 4 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 47124 (Greenville, $121,188 median) and poorest ZIP 47150 (New Albany, $62,820) are 9.4 miles apart — a 1.9× income gap across local geography.
Median home values vary 1.7× across this county — from $207,000 in 47150 (New Albany) to $359,500 in 47119 (Floyds Knobs).
Density varies 5× across the county — from 224 people/sq mi in 47124 (Greenville) to 1,081 in 47150 (New Albany).
Educational attainment ranges from 27.7% bachelor's+ in 47150 (New Albany) to 46.7% in 47119 (Floyds Knobs) — the breadth of educational profiles across the area.
Within Indiana, this is the #23 most populous of 92 counties and ranks #3 for median household income with the #18 fastest decade growth .
Weighted by population, the typical household earns about $82,096 across the county — reflecting what a typical resident sees, not a simple ZIP average.
32.7% of adults age 25+ hold a bachelor's degree or higher (17,732 of 54,164 reporting).
4 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 47150 | New Albany | Standard | 49,144 | $62,820 | 45.4 | 1.8% |
| 47119 | Floyds Knobs | Standard | 12,042 | $119,410 | 42.1 | 9.0% |
| 47122 | Georgetown | Standard | 11,357 | $107,500 | 34.8 | 8.1% |
| 47124 | Greenville | Standard | 5,357 | $121,188 | 23.9 | 22.7% |
| 47146 | Mount Saint Francis | PO Box | — | — | 0.0 | — |
| 47151 | New Albany | PO Box | — | — | 0.0 | — |