The City of Louisville (/ˈluːɪsvɪl/) is a home rule municipality located in southeastern Boulder County, Colorado, United States. Louisville is located in southeastern Boulder County. The city has a total area of 8.0 square miles (20.7 km2), of which 7.9 square miles (20.4 km2) is land and 0.12 square miles (0.3 km2), or 1.35%, is water.
Louisville City is bordered by the city of Lafayette to the northeast, Broomfield to the southeast, and Superior to the south. The unincorporated community of Paragon Estates borders Louisville to the west. U.S. Highway 36, the Denver-Boulder Turnpike, forms the southwest border of the city. The Northwest Parkway, a partial beltway around Denver, passes just to the southeast of Louisville. Boulder Road emerges east from the Denver Boulder Turnpike interchange in Boulder. Courtesy Road emerges from the north concurrent with 95th Street and leads southward then takes a turn eastward meeting with U.S. Highway 287.
Louisville’s historical downtown includes Steinbaugh Pavilion. 740 Front Street, previously the Old Louisville Inn, claims to be “one of Colorado’s two oldest bars, the oldest ongoing tavern license in the state”. There is also a farmers’ market that runs on Saturdays from May to October along the 800 block of Front Street, centered around the Steinbaugh Pavilion] The city has about 32 miles of recreational trails.
Louisville is teeming with parks and green spaces including Keith Helart Park, Annette Brand Park, Coyote Run Open Space, Leon A Wurl Wildlife Sanctuary, Davidson Mesa Trailhead, Lake Park, Memory Square Park, Cleo Mudrock Park, Heritage Park, Heritage Park, Dutch Creek Park, Louisville Community Park, and Coal Creek Corridor Open Space. Harper Lake is the only lake within the city. The city also has a golf course and a sports complex namely Coal Creek Golf Course in Louisville Colorado and Louisville Sports Complex respectively. It also has a museum called Louisville Historical Museum located on Main Street.