Interested in booking an After-Hour Rental?  Call Centennial Pool at 303-651-8406.

HIRING for Aquatic Summer & Year-Round Staff!
It's time to apply to secure your summer job!  Accepting applications for Lifeguards, Longmont Swim Instructors, and Water Safety Instructors.

Sunset Pool is a heated outdoor pool with six lap lanes, a large wading area, three diving boards, and two fast and fun water-slides. The pool is surrounded by both grass and sand areas with magnificent mountain views - a complete attraction for the entire family! Pool depth ranges from approximately 6 inches deep at the shallow end to 11 feet deep in the diving well.

Admittance Fees

No membership is required, our facility is open to both residents of Longmont and non-residents. Everyone who enters the facility is charged the admittance fees.  To see the fee schedule, please visit the admittance fee page


Pre-Summer Hours:  May 25-June 3
Click Here to View Sunset Pool Pre-Season Hour Swim Chart

  • Open & Lap Swim:* 10am-5pm
  • Additional Lap Swim Hours
    • May 29-June 1, Tues-Fri, from 9am-10am


Summer Hours:  June 4-August 12
Click Here to View Sunset Pool Summer Hours Swim Chart

Lap Swim:*
Monday-Friday, 10am-1pm
Tues/Thurs, 6pm-7:30pm
Saturday,  8am-10am
Sunday,  10am-12pm

Open Swim:
Mon/Wed/Fri**,  11am-7pm
Tues/Thurs**, 11am-5:45pm
Saturday,  10am-6pm
Sunday,  12pm-6pm

**Slides turn on at 1pm Monday-Friday.  No groups before 12:30pm Monday-Friday. 

Special Hours:

July 4, Wed - 4th of July, 10am-5pm
9am-10am, Lap Swim
10am-5pm, Open Swim
9am-10:30am, AquaZumba

July 29, Sun - pool opens at 12pm
CARA Swim Meet

Post-Summer Hours:  August 13-September 3

Lap Swim:*
Monday-Friday, 9am-7pm
Saturday,  8am-10am
Sunday,  10am-12pm

*Lap swims may share pool space with other activities and as few as two lanes may be available.  Circle swimming is encouraged.  The facility will close 15 minutes after the last swimming session.  Please plan your shower/changing times accordingly.

Open Swim:
Monday-Friday**,  9am-7pm
Saturday,  10am-6pm
Sunday,  12pm-6pm

**Slides turn on at 1pm Monday-Friday.  No groups before 12:30pm Monday-Friday. 

Special Hours:

September 3, Monday - Labor Day, 10am-5pm


  • Everyone who enters Sunset Pool must pay the appropriate admittance fee, whether you choose to swim or not.
  • Patrons participating in swimming and diving lessons will have to pay admittance fees if they choose to participate in Open/Lap Swim, unless entrance fee is noted and included with program registration fee.
  • All patrons must vacate Sunset Pool approximately 15 minutes after the end of their last lesson. Please plan your shower time accordingly.
  • 20-visit passes, annual passes and quarterly passes are accepted. More information available on the admittance fee page.

Refund Policy:

  • There are NO refunds for admittance fees due to weather-related closures. If in doubt of the weather, please ask for a receipt when paying - this receipt may be used at an indoor City of Longmont Recreation facility during the same day of the weather closure.
  • Sunset Pool strives to remain open during all scheduled hours, but for safety reasons cannot be open during heavy rains, lightning and thunder.

Rules for Lap Swim Periods

  • Share pool space with other activities.
  • Circle swimming is encouraged.
  • Slides and Diving Boards will NOT be available for use.

Fitness Classes

Schedule goes into effect Tuesday, May 29th

Masters Swimming: 

  • Monday/Wednesday/Friday,  6am -7am
  • Tuesday/Thursday,  12pm-1pm
  • Saturday,  6:45am-8am

Deep Water Aerobics: 

  • Monday-Friday,  9am-10am
  • Tuesday,  12pm-1pm
  • Tuesday/Thursday, 6pm-7pm

Aqua Zumba®: 

  • Wednesday/Friday,  12pm-1pm
  • Sunday,  11am-12pm


  • Thursday,  8am-9am

Fluid Running: 

  • Tuesday/Thursday,  7am-8am

Rentals & Reservations

Sunset Pool is available for parties and facility rentals! Hold your own special event at Recreation Services' Sunset Pool! Reserve a special time before and after regularly scheduled hours. For rentals during pool hours, admission fees must be paid in full at the time of your get together.

Rental times and dates are limited.

Rental time is started when the facility is open to the group and ends when the facility is empty and locked at the completion of the rental. When making your reservation, consider the time needed to set up decorations as well as the clean up and shower time of your guests. Prices can be adjusted to accommodate this extra time. The entire rental fee is due when making the reservation. All necessary staff is included in the rental fee.

Call Centennial Pool (303) 651-8406 or Sunset Pool (when open for the season) (303) 651-8300 - with any questions and to reserve over the phone with a debit/credit card.  Any other method of payment can be done at Centennial Pool and Sunset Pool front desk.  Full payment is due at the time of reservation.

View Full Site