Boat Permits for Harper Lake

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Harper Lake

Harper Lake is a small lake within the Leon Wurl Wildlife Sanctuary in Louisville, Colorado that was originally constructed in the 1890s and expanded in 1985. It covers 29 acres and serves as one of three storage areas for the City’s water supply. The lake offers beautiful mountain vistas and is a popular area for walkers, runners, anglers, birders, and kayakers. Amenities include parking, a restroom, an interpretive kiosk, and an art installation in the McCaslin underpass. Boating is allowed with a permit. Fishing is allowed, subject to possession of a valid Colorado License and adherence to the Colorado Fishing Regulations.

Boating

Motorless boating is allowed on Harper Lake with an annual permit.

  • Harper Lake Boat permits (12+ years of age) are sold online April 1 - September 30 each year.
  • The boating season on Harper Lake begins May 1 of each year and ends when the first ice forms.
  • Boat Permits are only valid for use in the current calendar year. Your online receipt serves as a temporary boat permit until your official permit arrives in the mail.
  • Paddle Boards are NOT permitted at Harper Lake. Places to Paddle Board in Colorado.
  • Swimming, wading, or bodily contact with the water is not permitted.

2024 Fees for Harper Lake Boat Permits

FEES per Boat Resident Non-Resident
One Boat for Current Year $27 $49
Two Boats for Current Year $53 $95

Purchase a Permit

  • Prior to purchasing a permit, please read the Harper Lake Rules & Regulations
  • In order to use the Online Registration process you will need to have an existing Household and associated Login (Username/Password) in the Recreation & Senior Center online system.
    • Please ensure your household and contact information, including email, phone number, emergency contact information, age (date of birth) and mailing address, is current and complete in the Online Registration System. 
    • For Household/Login assistance with the online system, contact the Recreation & Senior Center Front Desk at 303.666.7400.
  • Purchase a permit online >

Other questions? Please call or email the Parks, Recreation and Open Space Office at 303.335.4776 or parksandrec@louisvilleco.gov

Harper Lake Boating Documents

Permitted & Non-Permitted Vessels
Boating Rules & Regulations

Fishing 

Fishing at Harper Lake is allowed, subject to possession of a valid Colorado License and adherence to the Colorado Fishing Regulations.

  • Anyone over the age of 16 must possess a Colorado Fishing License to fish Harper Lake.
  • Fishing from a vessel is allowed in Harper Lake with your valid fishing license and boating permit.

For more information regarding Fish Licensing, please visit Colorado Parks & Wildlife Fishing

Various species are stocked in Harper Lake at different times of the year. 

 

Fish  Schedule
 Trout  1st Week of April*
 Catfish  1st Week of September*
 *Stocking dates are subject to change. Dates are approximations provided by Colorado Parks & Wildlife.

 

For up-to-date Stocking Reports, please visit Colorado Parks & Wildlife Stock Report

For questions regarding Harper Lake Boating & Fishing requirements, please email our Parks, Recreation & Open Space Rangers at rangers@louisvilleco.gov