Lake County, Colorado

Lake County, Colorado, has 7,552 residents (July 2025 estimate). Its county seat is Leadville. It uses Mountain Time and covers 377 sq mi (976 km²) of land.

DenverColorado SpringsAurora
Lake County in Colorado
LeadvilleLeadville NorthTwin Lakes
Lake County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
7,552
Land area
377 sq mi (976 km²)
County seat or government
Leadville
Time zone
Mountain TimeUTC-07:00 in January; UTC-06:00 in July
Median household income
$96,575 ± $10,498
Median home value
$466,100 ± $47,142
Median rent, with utilities
$1,397 ± $315
Homes lived in by their owners
75.6% ± 2.6 points
County type
County
Metro or micro area
Breckenridge, CO micro areaOutlying county
Water area
6.99 sq mi (18.1 km²)
State
Colorado
County code (FIPS)
08065
Coordinates (central point)
39.205363, -106.350123

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 Lake County

Time zoneLocal time and UTC offsetNext clock change
Mountain TimeAmerica/DenverUTC-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. 804616,957 people
  2. 81251423 people

2 ZIP Code areas overlap Lake 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

Lake 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 Lake County, largest first

  1. Lake County School District R-17,380 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. Leadville, Colorado (city)2,620 people
  2. Leadville North, Colorado (CDP)1,417 people
  3. Twin Lakes, Lake County, Colorado (CDP)615 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Pitkin County, Colorado30 mi west
  2. Summit County, Colorado31 mi north
  3. Chaffee County, Colorado33 mi south
  4. Park County, Colorado34 mi east
  5. Eagle County, Colorado34 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.