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Louisville, Colorado

Louisville is a city in Boulder County, Colorado, with an estimated population of 20,390 in 2023. It sits at 39.9696, -105.1433 in the America/Denver time zone.

FieldValue
Place nameLouisville
Typecity
StateColorado (CO)
CountyBoulder County
Population (2023 est.)20,390
Land area7.97 sq mi (20.64 km²)
Coordinates39.9696, -105.1433
Time zoneAmerica/Denver
ZIP codes80027

ZIP codes and area codes for Louisville

Louisville covers 1 ZIP code: 80027. Browse all ZIP codes in Colorado for the full list.

Where is Louisville?

Louisville is located in Colorado, in Boulder County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.

Nearby places

Superior 4 km · COLafayette 5 km · COBroomfield 8 km · COBoulder 11 km · COErie 12 km · COWestminster 12 km · COArvada 15 km · CONorthglenn 15 km · CO

Other places in Boulder County

Boulder 105,898Longmont 98,630Lafayette 30,439Superior 13,361Lyons 2,151Nederland 1,488Jamestown 245

Related

All places in Colorado · Search US places · Boulder County

Frequently asked questions

What county is Louisville, CO in?

Louisville is in Boulder County, Colorado.

What is the population of Louisville, CO?

The 2023 Census Bureau estimate is 20,390.

What time zone is Louisville in?

Louisville is in the America/Denver time zone.