
Leadville
- County:
- Lake County
- County Seat:
- Yes
- Area (mi²):
- 1.174
- State:
- Colorado
Leadville is a city located in Lake County, Colorado. Leadville has a 2025 population of 2,631. It is also the county seat of Lake County. Leadville is currently growing at a rate of 0.08% annually and its population has increased by 0.3% since the most recent census, which recorded a population of 2,623 in 2020.
The average household income in Leadville is $107,043 with a poverty rate of 9.65%. The median age in Leadville is 38.9 years: 38.9 years for males, and 38.9 years for females.