ZIP Codes of Adams County, WI

Population & People
Population & People
Total Population
11,447
Household Income
Household Income
Median Income
$51,425
Housing
Housing
Total Housing Units
9,601
Business & Economy
Business & Economy
Total Businesses
182
Employment
Employment
Employment Rate
45.75%
Education
Education
Bachelor's Degree+
12.81%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 4 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:4 ZIP Codes (4 Standard, 0 PO Box, 0 Unique) [See All]
Area Codes:353 / 608
Timezone:Central (GMT -06:00)
Local Time:2:14:17 PM
Population:11,447 [See All]
FIPS:55001
Land Area:344 sq mi
Water Area:29 sq mi
Coordinates:43.9543, -89.7961
Quick Link:
https://www.zip-codes.com/county/wi-adams.asp
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Among Wisconsin's 5 oldest counties
Median age 54.9.

Standout ZIPs in this County


Most Populous
Friendship · 4,520 people
39.5% of county total
Highest Income
Grand Marsh · $55,515 median
1.1× county average
Largest Land Area
Friendship · 130.4 sq mi
Spans the most ground
Fastest Growth
Adams · 15.3% (10-yr)
3,055 → 3,522 residents
Most Educated
Arkdale · 16.1% bachelor's+
289 of 1,798 adults 25+

Things worth knowing about Adams County


11,447 residents live across 4 ZIPs covering 344 sq mi, served by 4 distinct USPS-recognized cities.

Population moved from 12,020 to 11,447 from 2014 to 2024 — a -4.8% change. 2 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 53936 (Grand Marsh, $55,515 median) and poorest ZIP 53934 (Friendship, $48,782) are 10.4 miles apart — a 1.1× income gap across local geography.

Median home values vary 1.3× across this county — from $137,500 in 53936 (Grand Marsh) to $172,400 in 54613 (Arkdale).

Density varies across the county — from 21 people/sq mi in 53936 (Grand Marsh) to 60 in 53910 (Adams).

Educational attainment ranges from 9.2% bachelor's+ in 53936 (Grand Marsh) to 16.1% in 54613 (Arkdale) — the breadth of educational profiles across the area.

Within Wisconsin, this is the #67 most populous of 73 counties and ranks #73 for median household income .

Weighted by population, the typical household earns about $50,364 across the county — reflecting what a typical resident sees, not a simple ZIP average.

12.8% of adults age 25+ hold a bachelor's degree or higher (1,165 of 9,093 reporting).

4 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

All ZIP Codes in Adams County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
53934FriendshipStandard4,520$48,782130.4-1.8%
53910AdamsStandard3,522$49,87558.415.3%
54613ArkdaleStandard2,174$51,52895.311.4%
53936Grand MarshStandard1,231$55,51559.6-48.9%

Adjacent & Nearby Counties