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Where am ILOCATED

Mellette County, South Dakota

Mellette County, South Dakota, has 2,137 residents (July 2025 estimate). Its county seat is White River. It uses Central Time and covers 1,307 sq mi (3,386 km²) of land.

Sioux FallsRapid CityAberdeen
Mellette County in South Dakota
White RiverHorse CreekNorrisCorn CreekWood
Mellette County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
2,137
Land area
1,307 sq mi (3,386 km²)
County seat or government
White River
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$54,076 ± $8,231
Median home value
$84,100 ± $31,762
Median rent, with utilities
$708 ± $163
Homes lived in by their owners
60.4% ± 8.5 points
County type
County
Metro or micro area
Outside any metro or micro area
Water area
3.56 sq mi (9.21 km²)
State
South Dakota
County code (FIPS)
46095
Coordinates (central point)
43.581334, -100.755210
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 Mellette 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. 575804,386 people
  2. 575791,277 people
  3. 575661,184 people
  4. 57559735 people
  5. 57560391 people
  6. 57521314 people
  7. 57585114 people

7 ZIP Code areas overlap Mellette 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.

Townships in Mellette County, largest first

  1. Norris Township172 people
  2. Rocky Ford Township53 people
  3. Blackpipe Township50 people
  4. Surprise Valley Township50 people
  5. Mosher Township28 people
  6. Red Fish Township28 people
  7. Cody Township23 people
  8. Fairview Township22 people
  9. Bad Nation Township19 people
  10. Running Bird Township5 people
  11. Butte Township0 people
  12. New Surprise Valley Township0 people
All 15
  1. Prospect Township0 people
  2. Riverside Township0 people
  3. Rosebud Township0 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in South Dakota, by county

School districts in Mellette County, largest first

  1. White River School District 47-11,728 people
  2. Jones County School District 37-31,009 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 Mellette County, largest first

  1. Rosebud Indian Reservation and Off-Reservation Trust Land10,180 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. White River, South Dakota (city)606 people
  2. Horse Creek, South Dakota (CDP)162 people
  3. Norris, South Dakota (CDP)140 people
  4. Corn Creek, South Dakota (CDP)113 people
  5. Wood, South Dakota (town)40 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Jones County, South Dakota26 mi north
  2. Todd County, South Dakota26 mi south
  3. Jackson County, South Dakota44 mi west
  4. Tripp County, South Dakota47 mi east
  5. Lyman County, South Dakota50 mi northeast
  6. Bennett County, South Dakota54 mi southwest

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.