| ZIP Codes: | 7 ZIP Codes (6 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 274 / 353 / 608 / 920 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:14:19 PM |
| Population: | 18,188 [See All] |
| FIPS: | 55077 |
| Land Area: | 536 sq mi |
| Water Area: | 11 sq mi |
| Coordinates: | 43.7911, -89.4531 |
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18,188 residents live across 7 ZIPs covering 536 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 17,495 to 18,188 from 2014 to 2024 — a +4.0% change. 4 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 53930 (Endeavor, $72,778 median) and poorest ZIP 53953 (Packwaukee, $46,250) are 5.1 miles apart — a 1.6× income gap across local geography.
Median home values vary 2.1× across this county — from $114,800 in 53953 (Packwaukee) to $243,500 in 53920 (Briggsville).
Density varies 165× across the county — from 29 people/sq mi in 53964 (Westfield) to 4,819 in 53953 (Packwaukee).
Educational attainment ranges from 1.3% bachelor's+ in 53953 (Packwaukee) to 20.1% in 53930 (Endeavor) — the breadth of educational profiles across the area.
Within Wisconsin, this is the #56 most populous of 73 counties and ranks #60 for median household income .
Weighted by population, the typical household earns about $66,125 across the county — reflecting what a typical resident sees, not a simple ZIP average.
15.9% of adults age 25+ hold a bachelor's degree or higher (2,234 of 14,071 reporting).
6 Standard delivery, 1 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 |
|---|---|---|---|---|---|---|
| 53949 | Montello | Standard | 6,292 | $64,611 | 173.8 | 6.0% |
| 53952 | Oxford | Standard | 3,524 | $63,750 | 103.2 | 4.1% |
| 53964 | Westfield | Standard | 3,371 | $69,306 | 115.4 | -8.5% |
| 54960 | Neshkoro | Standard | 2,997 | $66,625 | 95.2 | 15.8% |
| 53930 | Endeavor | Standard | 1,192 | $72,778 | 39.3 | -1.4% |
| 53920 | Briggsville | Standard | 599 | $69,432 | 8.9 | 49.4% |
| 53953 | Packwaukee | PO Box | 213 | $46,250 | 0.0 | -27.8% |