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Where am ILOCATED

Edmunds County, South Dakota

Edmunds County, South Dakota, has 4,022 residents (July 2025 estimate). Its county seat is Ipswich. It uses Central Time and covers 1,126 sq mi (2,916 km²) of land.

Sioux FallsRapid CityAberdeen
Edmunds County in South Dakota
IpswichMinaBowdleRoscoeHosmer
Edmunds County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
4,022
Land area
1,126 sq mi (2,916 km²)
County seat or government
Ipswich
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$81,630 ± $9,494
Median home value
$163,300 ± $13,672
Median rent, with utilities
$992 ± $136
Homes lived in by their owners
81.1% ± 3.6 points
County type
County
Metro or micro area
Aberdeen, SD micro areaOutlying county
Water area
25.1 sq mi (65 km²)
State
South Dakota
County code (FIPS)
46045
Coordinates (central point)
45.411680, -99.205362
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 Edmunds 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. 574512,485 people
  2. 57456670 people
  3. 57428567 people
  4. 57471546 people
  5. 57448404 people
  6. 57435300 people
  7. 57481271 people
  8. 57460257 people
  9. 57466192 people
  10. 5747599 people

10 ZIP Code areas overlap Edmunds 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 Edmunds County, largest first

  1. Cortlandt Township834 people
  2. Fountain Township146 people
  3. Harmony Township110 people
  4. Clear Lake Township92 people
  5. Union Township88 people
  6. Sangamon Township71 people
  7. Pembrook Township54 people
  8. Kent Township53 people
  9. Montpelier Township51 people
  10. Hillside Township50 people
  11. North Bryant Township50 people
  12. Rosette Township37 people
All 32
  1. Hudson Township32 people
  2. Powell Township32 people
  3. Glover Township29 people
  4. Bowdle Township23 people
  5. Ipswich Township23 people
  6. Bryant Township22 people
  7. Odessa Township20 people
  8. Belle Township19 people
  9. Richland Township19 people
  10. Cottonwood Lake Township17 people
  11. Vermont Township14 people
  12. Glen Township12 people
  13. Modena Township9 people
  14. Madison Township8 people
  15. Huntley Township5 people
  16. Adrian Township0 people
  17. Cleveland Township0 people
  18. Cloyd Valley Township0 people
  19. Hosmer Township0 people
  20. Liberty Township0 people

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

School districts in Edmunds County, largest first

  1. Ipswich School District 22-62,538 people
  2. Northwestern Area School District 56-71,765 people
  3. Hoven School District 53-21,200 people
  4. Warner School District 06-51,158 people
  5. Edmunds Central School District 22-51,000 people
  6. Bowdle School District 22-1571 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.

Cities, towns and communities, largest first

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

  1. Ipswich, South Dakota (city)1,048 people
  2. Mina, South Dakota (CDP)767 people
  3. Bowdle, South Dakota (city)475 people
  4. Roscoe, South Dakota (city)316 people
  5. Hosmer, South Dakota (city)289 people
  6. Pembrook Colony, South Dakota (CDP)19 people
  7. Deerfield Colony, South Dakota (CDP)0 people
  8. Plainview Colony, South Dakota (CDP)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Faulk County, South Dakota24 mi south
  2. McPherson County, South Dakota26 mi north
  3. Walworth County, South Dakota40 mi west
  4. Brown County, South Dakota43 mi east
  5. Potter County, South Dakota44 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.