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Where am ILOCATED

Monroe County, Wisconsin

Monroe County, Wisconsin, has 46,572 residents (July 2025 estimate). Its county seat is Sparta. It uses Central Time and covers 901 sq mi (2,333 km²) of land.

MilwaukeeMadisonGreen Bay
Monroe County in Wisconsin
Juneau CountyLa Crosse CountySpartaTomahCashtonNorwalk
Monroe County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
46,572
Land area
901 sq mi (2,333 km²)
County seat or government
Sparta
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$69,467 ± $3,463
Median home value
$210,000 ± $6,667
Median rent, with utilities
$914 ± $43
Homes lived in by their owners
72.8% ± 2.1 points
County type
County
Metro or micro area
Sparta, WI micro areaCentral county
Water area
7.18 sq mi (18.6 km²)
State
Wisconsin
County code (FIPS)
55081
Coordinates (central point)
43.945175, -90.619969
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Monroe County

Time zoneLocal time and UTC offsetNext clock change
Central TimeAmerica/ChicagoUTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 5465618,160 people
  2. 5466016,124 people
  3. 5461511,315 people
  4. 546193,849 people
  5. 539292,808 people
  6. 546662,635 people
  7. 546182,333 people
  8. 546702,048 people
  9. 546481,608 people
  10. 546381,513 people
  11. 546511,384 people
  12. 546531,335 people

12 ZIP Code areas overlap Monroe County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Towns in Monroe County, largest first

  1. Town of Sparta3,225 people
  2. Town of La Grange1,922 people
  3. Town of Angelo1,669 people
  4. Town of Little Falls1,653 people
  5. Town of Tomah1,466 people
  6. Town of Byron1,208 people
  7. Town of Wilton1,174 people
  8. Town of Leon1,142 people
  9. Town of Lincoln955 people
  10. Town of Portland846 people
  11. Town of Adrian816 people
  12. Town of Jefferson790 people
All 24
  1. Town of Clifton775 people
  2. Town of Wellington707 people
  3. Town of Oakdale663 people
  4. Town of Sheldon659 people
  5. Town of Glendale655 people
  6. Town of Greenfield629 people
  7. Town of Grant487 people
  8. Town of Wells430 people
  9. Town of Ridgeville406 people
  10. Town of Lafayette379 people
  11. Town of New Lyme158 people
  12. Town of Scott51 people

People counts are American Community Survey 2020–2024 5-year estimates. All towns in Wisconsin, by county

School districts in Monroe County, largest first

  1. Tomah Area School District20,594 people
  2. Sparta Area School District18,169 people
  3. Black River Falls School District12,912 people
  4. Westby Area School District7,929 people
  5. New Lisbon School District5,310 people
  6. Hillsboro School District4,750 people
  7. Norwalk-Ontario-Wilton School District4,479 people
  8. Melrose-Mindoro School District4,409 people
  9. Cashton School District4,038 people
  10. Royall School District3,998 people
  11. Bangor School District3,898 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Tribal areas in Monroe County, largest first

  1. Ho-Chunk Nation Reservation and Off-Reservation Trust Land1,131 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Sparta, Wisconsin (city)9,950 people
  2. Tomah, Wisconsin (city)9,532 people
  3. Cashton, Wisconsin (village)1,281 people
  4. Rockland, Wisconsin (village)745 people
  5. Norwalk, Wisconsin (village)662 people
  6. Wilton, Wisconsin (village)532 people
  7. Warrens, Wisconsin (village)438 people
  8. Ontario, Wisconsin (village)422 people
  9. Kendall, Wisconsin (village)379 people
  10. Oakdale, Wisconsin (village)321 people
  11. Wyeville, Wisconsin (village)159 people
  12. Cataract, Wisconsin (CDP)138 people
All 14
  1. Tunnel City, Wisconsin (CDP)105 people
  2. Melvina, Wisconsin (village)89 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. La Crosse County, Wisconsin25 mi west
  2. Juneau County, Wisconsin25 mi east
  3. Vernon County, Wisconsin26 mi southwest
  4. Jackson County, Wisconsin28 mi north

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.