| ZIP Codes: | 7 ZIP Codes (7 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 641 / 712 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:53:13 PM |
| Population: | 6,272 [See All] |
| FIPS: | 19173 |
| Land Area: | 596 sq mi |
| Water Area: | 3 sq mi |
| Coordinates: | 40.7635, -94.6425 |
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6,272 residents live across 7 ZIPs covering 596 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 6,442 to 6,272 from 2014 to 2024 — a -2.6% change. 2 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 50836 (Blockton, $81,500 median) and poorest ZIP 50833 (Bedford, $61,042) are 9.2 miles apart — a 1.3× income gap across local geography.
Median home values vary 1.7× across this county — from $108,800 in 50862 (Sharpsburg) to $180,200 in 50840 (Clearfield).
Density varies 5× across the county — from 4 people/sq mi in 50836 (Blockton) to 18 in 50851 (Lenox).
Educational attainment ranges from 7.1% bachelor's+ in 50862 (Sharpsburg) to 19.3% in 51646 (New Market) — the breadth of educational profiles across the area.
Within Iowa, this is the #95 most populous of 99 counties and ranks #77 for median household income .
Weighted by population, the typical household earns about $67,524 across the county — reflecting what a typical resident sees, not a simple ZIP average.
16.9% of adults age 25+ hold a bachelor's degree or higher (734 of 4,334 reporting).
7 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 50851 | Lenox | Standard | 2,193 | $70,926 | 124.0 | 13.7% |
| 50833 | Bedford | Standard | 2,077 | $61,042 | 210.2 | -4.8% |
| 51646 | New Market | Standard | 767 | $73,625 | 68.7 | 6.4% |
| 50840 | Clearfield | Standard | 552 | $63,125 | 46.1 | -9.5% |
| 50836 | Blockton | Standard | 304 | $81,500 | 82.2 | -24.2% |
| 50848 | Gravity | Standard | 256 | $68,250 | 42.0 | -36.6% |
| 50862 | Sharpsburg | Standard | 123 | $61,953 | 23.0 | -36.9% |