| ZIP Codes: | 7 ZIP Codes (5 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Code: | 765 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:08 PM |
| Population: | 15,769 [See All] |
| FIPS: | 18121 |
| Land Area: | 377 sq mi |
| Water Area: | 5 sq mi |
| Coordinates: | 39.7539, -87.2463 |
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15,769 residents live across 7 ZIPs covering 377 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 16,045 to 15,769 from 2014 to 2024 — a -1.7% change. 4 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 47832 (Bloomingdale, $78,125 median) and poorest ZIP 47860 (Mecca, $39,706) are 11.5 miles apart — a 2.0× income gap across local geography.
Median home values vary 3.4× across this county — from $47,900 in 47860 (Mecca) to $161,500 in 47872 (Rockville).
Density varies 37× across the county — from 21 people/sq mi in 47859 (Marshall) to 794 in 47860 (Mecca).
Educational attainment ranges from 10.7% bachelor's+ in 47860 (Mecca) to 17.4% in 47832 (Bloomingdale) — the breadth of educational profiles across the area.
Within Indiana, this is the #77 most populous of 92 counties and ranks #77 for median household income .
Weighted by population, the typical household earns about $65,707 across the county — reflecting what a typical resident sees, not a simple ZIP average.
15.6% of adults age 25+ hold a bachelor's degree or higher (1,699 of 10,922 reporting).
5 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 47872 | Rockville | Standard | 8,557 | $70,781 | 176.0 | 5.7% |
| 47874 | Rosedale | Standard | 3,226 | $50,168 | 71.1 | -14.0% |
| 47862 | Montezuma | Standard | 1,438 | $65,625 | 42.0 | -5.0% |
| 47832 | Bloomingdale | Standard | 1,013 | $78,125 | 43.1 | 6.7% |
| 47859 | Marshall | Standard | 934 | $74,583 | 43.9 | -31.6% |
| 47860 | Mecca | PO Box | 540 | $39,706 | 0.7 | 62.7% |
| 47836 | Bridgeton | PO Box | 61 | — | 0.0 | 60.5% |