| ZIP Codes: | 16 ZIP Codes (12 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Codes: | 283 / 326 / 513 / 937 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:18 PM |
| Population: | 221,512 [See All] |
| FIPS: | 39025 |
| CBSA: | Cincinnati, OH-KY-IN |
| Land Area: | 489 sq mi |
| Water Area: | 7 sq mi |
| Coordinates: | 39.0390, -84.1720 |
| Quick Link: |
221,512 residents live across 16 ZIPs covering 489 sq mi, served by 16 distinct USPS-recognized cities.
Population moved from 209,077 to 221,512 from 2014 to 2024 — a +5.9% change. 9 ZIPs gained residents, 7 lost.
The county's wealthiest ZIP 45140 (Loveland, $114,827 median) and poorest ZIP 45120 (Felicity, $50,446) are 31.1 miles apart — a 2.3× income gap across local geography.
Median home values vary 1.8× across this county — from $204,400 in 45106 (Bethel) to $360,300 in 45140 (Loveland).
Density varies 20× across the county — from 63 people/sq mi in 45120 (Felicity) to 1,280 in 45140 (Loveland).
Educational attainment ranges from 11.9% bachelor's+ in 45120 (Felicity) to 52.5% in 45140 (Loveland) — the breadth of educational profiles across the area.
Within Ohio, this is the #14 most populous of 88 counties and ranks #27 for median household income with the #10 fastest decade growth .
Weighted by population, the typical household earns about $90,139 across the county — reflecting what a typical resident sees, not a simple ZIP average.
33.7% of adults age 25+ hold a bachelor's degree or higher (52,281 of 154,936 reporting).
12 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 45140 | Loveland | Standard | 57,211 | $114,827 | 44.7 | 6.5% |
| 45103 | Batavia | Standard | 36,938 | $79,793 | 88.4 | 11.2% |
| 45150 | Milford | Standard | 33,527 | $93,595 | 32.4 | 5.3% |
| 45102 | Amelia | Standard | 25,448 | $76,763 | 22.5 | 12.7% |
| 45245 | Cincinnati | Standard | 20,045 | $80,147 | 16.0 | 6.0% |
| 45106 | Bethel | Standard | 11,699 | $71,433 | 76.0 | -7.4% |
| 45122 | Goshen | Standard | 10,977 | $83,342 | 43.0 | 0.3% |
| 45176 | Williamsburg | Standard | 10,072 | $67,727 | 53.2 | 11.8% |
| 45157 | New Richmond | Standard | 9,415 | $100,407 | 42.2 | -4.2% |
| 45120 | Felicity | Standard | 2,548 | $50,446 | 40.3 | -14.4% |
| 45153 | Moscow | Standard | 2,218 | $57,176 | 28.6 | 16.9% |
| 45158 | Newtonsville | PO Box | 787 | $81,336 | 0.7 | 102.8% |
| 45160 | Owensville | Standard | 507 | — | 0.4 | -39.6% |
| 45147 | Miamiville | PO Box | 57 | — | 0.3 | -66.5% |
| 45156 | Neville | PO Box | 52 | $63,542 | 0.2 | -43.5% |
| 45112 | Chilo | PO Box | 11 | $51,875 | 0.0 | -74.4% |