| ZIP Codes: | 13 ZIP Codes (12 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 220 / 380 / 614 / 740 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:19 PM |
| Population: | 146,974 [See All] |
| FIPS: | 39045 |
| CBSA: | Columbus, OH |
| Land Area: | 513 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 39.7672, -82.6154 |
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146,974 residents live across 13 ZIPs covering 513 sq mi, served by 13 distinct USPS-recognized cities.
Population moved from 134,912 to 146,974 from 2014 to 2024 — a +8.9% change. 9 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 43147 (Pickerington, $126,534 median) and poorest ZIP 43148 (Pleasantville, $72,072) are 14.4 miles apart — a 1.8× income gap across local geography.
Median home values vary 1.5× across this county — from $230,000 in 43130 (Lancaster) to $348,300 in 43147 (Pickerington).
Density varies 24× across the county — from 64 people/sq mi in 43102 (Amanda) to 1,558 in 43147 (Pickerington).
Educational attainment ranges from 16.1% bachelor's+ in 43107 (Bremen) to 48.9% in 43147 (Pickerington) — the breadth of educational profiles across the area.
Within Ohio, this is the #20 most populous of 88 counties and ranks #11 for median household income with the #6 fastest decade growth .
Weighted by population, the typical household earns about $94,097 across the county — reflecting what a typical resident sees, not a simple ZIP average.
31.8% of adults age 25+ hold a bachelor's degree or higher (31,904 of 100,338 reporting).
12 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 43130 | Lancaster | Standard | 62,933 | $72,153 | 163.9 | 5.0% |
| 43147 | Pickerington | Standard | 46,963 | $126,534 | 30.1 | 19.9% |
| 43105 | Baltimore | Standard | 8,982 | $98,583 | 56.2 | 3.9% |
| 43112 | Carroll | Standard | 4,909 | $91,613 | 35.9 | 19.8% |
| 43107 | Bremen | Standard | 3,791 | $78,482 | 31.6 | 11.2% |
| 43102 | Amanda | Standard | 3,711 | $90,781 | 58.2 | -19.7% |
| 43154 | Stoutsville | Standard | 3,367 | $91,250 | 26.4 | 0.0% |
| 43046 | Millersport | Standard | 2,946 | $86,864 | 27.6 | -20.3% |
| 43155 | Sugar Grove | Standard | 2,361 | $90,337 | 28.4 | 12.1% |
| 43150 | Rushville | Standard | 2,300 | $75,284 | 25.9 | -3.4% |
| 43136 | Lithopolis | Standard | 2,216 | $114,375 | 1.6 | 374.5% |
| 43148 | Pleasantville | Standard | 1,898 | $72,072 | 27.2 | -24.6% |
| 43157 | Thurston | PO Box | 597 | $62,188 | 0.3 | 16.6% |