| ZIP Codes: | 11 ZIP Codes (11 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 353 / 608 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:55:41 PM |
| Population: | 31,628 [See All] |
| FIPS: | 55123 |
| CBSA: | La Crosse-Onalaska, WI-MN |
| Land Area: | 865 sq mi |
| Water Area: | 15 sq mi |
| Coordinates: | 43.6067, -90.8865 |
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31,628 residents live across 11 ZIPs covering 865 sq mi, served by 11 distinct USPS-recognized cities.
Population moved from 30,163 to 31,628 from 2014 to 2024 — a +4.9% change. 7 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 54621 (Chaseburg, $94,286 median) and poorest ZIP 54652 (Readstown, $57,500) are 20.8 miles apart — a 1.6× income gap across local geography.
Median home values vary 1.6× across this county — from $172,800 in 54651 (Ontario) to $280,000 in 54621 (Chaseburg).
Density varies 3× across the county — from 20 people/sq mi in 54624 (De Soto) to 54 in 54667 (Westby).
Educational attainment ranges from 15.2% bachelor's+ in 54639 (La Farge) to 31.1% in 54665 (Viroqua) — the breadth of educational profiles across the area.
Within Wisconsin, this is the #43 most populous of 73 counties and ranks #38 for median household income .
Weighted by population, the typical household earns about $72,343 across the county — reflecting what a typical resident sees, not a simple ZIP average.
25.1% of adults age 25+ hold a bachelor's degree or higher (5,364 of 21,375 reporting).
11 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 |
|---|---|---|---|---|---|---|
| 54665 | Viroqua | Standard | 8,863 | $72,093 | 180.9 | 5.3% |
| 54667 | Westby | Standard | 5,100 | $75,774 | 94.9 | 5.1% |
| 54634 | Hillsboro | Standard | 4,484 | $60,945 | 146.7 | 7.5% |
| 54639 | La Farge | Standard | 2,435 | $61,375 | 90.6 | -1.5% |
| 54658 | Stoddard | Standard | 2,326 | $73,438 | 56.1 | -1.5% |
| 54623 | Coon Valley | Standard | 1,928 | $88,864 | 44.0 | -3.6% |
| 54624 | De Soto | Standard | 1,554 | $81,518 | 76.9 | 12.4% |
| 54651 | Ontario | Standard | 1,384 | $62,159 | 54.1 | 2.1% |
| 54621 | Chaseburg | Standard | 1,319 | $94,286 | 36.7 | 28.1% |
| 54632 | Genoa | Standard | 1,288 | $82,500 | 47.6 | 15.1% |
| 54652 | Readstown | Standard | 947 | $57,500 | 36.1 | -4.7% |