| ZIP Codes: | 9 ZIP Codes (9 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 660 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:42 PM |
| Population: | 8,352 [See All] |
| FIPS: | 29081 |
| Land Area: | 793 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 40.3783, -93.9858 |
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8,352 residents live across 9 ZIPs covering 793 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 9,007 to 8,352 from 2014 to 2024 — a -7.3% change. 3 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 64426 (Blythedale, $87,844 median) and poorest ZIP 64471 (New Hampton, $34,375) are 24.2 miles apart — a 2.6× income gap across local geography.
Median home values vary 7.5× across this county — from $28,200 in 64426 (Blythedale) to $211,800 in 64467 (Martinsville).
Density varies 10× across the county — from 2 people/sq mi in 64458 (Hatfield) to 23 in 64424 (Bethany).
Educational attainment ranges from 7.5% bachelor's+ in 64467 (Martinsville) to 20.7% in 64442 (Eagleville) — the breadth of educational profiles across the area.
Within Missouri, this is the #92 most populous of 116 counties and ranks #73 for median household income .
Weighted by population, the typical household earns about $57,197 across the county — reflecting what a typical resident sees, not a simple ZIP average.
15.7% of adults age 25+ hold a bachelor's degree or higher (896 of 5,710 reporting).
9 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.
Harrison County lost 7.3% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 64424 | Bethany | Standard | 3,929 | $53,479 | 174.0 | -9.1% |
| 64481 | Ridgeway | Standard | 1,154 | $55,341 | 123.2 | -4.5% |
| 64442 | Eagleville | Standard | 951 | $61,985 | 82.2 | 26.5% |
| 64642 | Gilman City | Standard | 804 | $64,107 | 108.1 | -27.8% |
| 64426 | Blythedale | Standard | 530 | $87,844 | 49.3 | 69.3% |
| 64632 | Cainsville | Standard | 371 | $50,313 | 106.4 | -25.5% |
| 64471 | New Hampton | Standard | 309 | $34,375 | 41.5 | -30.2% |
| 64458 | Hatfield | Standard | 159 | — | 69.3 | 17.8% |
| 64467 | Martinsville | Standard | 145 | — | 38.8 | -34.7% |