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Where am ILOCATED

Lemhi County, Idaho

Lemhi County, Idaho, has 8,474 residents (July 2025 estimate). Its county seat is Salmon. It uses Mountain Time and covers 4,564 sq mi (11,820 km²) of land.

Boise CityMeridian
Lemhi County in Idaho
Clark CountyCuster CountyValley CountyBeaverhead CountySalmonLeadore
Lemhi County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
8,474
Land area
4,564 sq mi (11,820 km²)
County seat or government
Salmon
Time zone
Mountain TimeUTC-07:00 in January; UTC-06:00 in July
Median household income
$53,202 ± $4,428
Median home value
$326,100 ± $31,635
Median rent, with utilities
$754 ± $186
Homes lived in by their owners
79.3% ± 4.8 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Idaho Falls, ID metro area
Water area
5.44 sq mi (14.1 km²)
State
Idaho
County code (FIPS)
16059
Coordinates (central point)
44.928506, -113.887042
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 Lemhi County

Time zoneLocal time and UTC offsetNext clock change
Mountain TimeAmerica/BoiseUTC-07:00 in January; UTC-06:00 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. 834676,590 people
  2. 832262,100 people
  3. 83462667 people
  4. 83464296 people
  5. 83466197 people
  6. 83468191 people
  7. 83253112 people
  8. 83465104 people
  9. 8346366 people
  10. 8346925 people
  11. 832351 people

11 ZIP Code areas overlap Lemhi 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.

School districts in Lemhi County, largest first

  1. Salmon School District 2917,545 people
  2. Challis Joint School District 1812,867 people
  3. South Lemhi School District 292591 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. Salmon, Idaho (city)3,203 people
  2. Leadore, Idaho (city)135 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Custer County, Idaho49 mi south
  2. Beaverhead County, Montana51 mi east
  3. Ravalli County, Montana80 mi north
  4. Valley County, Idaho85 mi west
  5. Clark County, Idaho87 mi southeast
  6. Butte County, Idaho93 mi south
  7. Idaho County, Idaho100 mi northwest

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.