Koochiching County, Minnesota

Koochiching County, Minnesota, has 11,587 residents (July 2025 estimate). Its county seat is International Falls. It uses Central Time and covers 3,105 sq mi (8,041 km²) of land.

MinneapolisSt. PaulRochester
Koochiching County in Minnesota
International FallsLittleforkNett LakeNorthome
Koochiching County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
11,587
Land area
3,105 sq mi (8,041 km²)
County seat or government
International Falls
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$66,940 ± $6,329
Median home value
$156,600 ± $6,905
Median rent, with utilities
$671 ± $74
Homes lived in by their owners
80.4% ± 1.8 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Grand Rapids, MN micro area, Bemidji, MN micro area, and Duluth, MN-WI metro area
Water area
51.3 sq mi (133 km²)
State
Minnesota
County code (FIPS)
27071
Coordinates (central point)
48.245374, -93.782896

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 Koochiching 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. 566498,825 people
  2. 566232,733 people
  3. 557711,484 people
  4. 566531,239 people
  5. 56661895 people
  6. 56650831 people
  7. 56639359 people
  8. 56669264 people
  9. 56629224 people
  10. 56668217 people
  11. 56660193 people
  12. 56627192 people
All 16
  1. 56654109 people
  2. 5668591 people
  3. 5577277 people
  4. 566580 people

16 ZIP Code areas overlap Koochiching 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

Koochiching County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Koochiching County, largest first

  1. St. Louis County School District17,271 people
  2. International Falls School District9,091 people
  3. Littlefork-Big Falls School District1,434 people
  4. South Koochiching School District1,190 people
  5. Kelliher Public School District1,087 people
  6. Nett Lake Public School District274 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 Koochiching County, largest first

  1. Red Lake Reservation5,433 people
  2. Bois Forte Reservation and Off-Reservation Trust Land784 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. International Falls, Minnesota (city)5,642 people
  2. Littlefork, Minnesota (city)636 people
  3. Ranier, Minnesota (city)509 people
  4. Nett Lake, Minnesota (CDP)171 people
  5. Northome, Minnesota (city)159 people
  6. Big Falls, Minnesota (city)136 people
  7. Mizpah, Minnesota (city)58 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Itasca County, Minnesota53 mi south
  2. Beltrami County, Minnesota62 mi southwest
  3. Lake of the Woods County, Minnesota63 mi northwest
  4. St. Louis County, Minnesota75 mi southeast

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.