1825 Short St., Lisle, IL 60532

630.964.3410 | lisleparkdistrict.org

Lisle Park District is pleased to offer their resident rates to Downers Grove Park District residents for season pool passes in 2024! These rates are available due to a reciprocal agreement between the Downers Grove Park District and Lisle Park District to provide aquatic park season passes at Lisle Park District resident rates to Downers Grove Park District residents in exchange for Lisle Park District residents receiving Downers Grove Park District resident rates for Fitness Memberships at 4500 Fitness.

To purchase your pool pass, you must first receive your residency verification letter from the Downers Grove Park District. Once received, you will need to bring your verification letter to the Lisle Recreation Center Registration desk at 1925 Ohio Street, Lisle to purchase your pass in-person. The registration desk is open Monday - Friday from 9:00am - 5:00pm. Passes will be on sale beginning April 1, 2024.

The resident pool pass rate only applies to any season pass only and does not apply to daily admissions or swim lessons.

Benefits of having a season pass to Sea Lion Aquatic Park:

  • Unlimited visits to Sea Lion Aquatic Park during the 2024 season
  • Early entry on weekends (30 minutes before general public)
  • 2 Free daily admission guest passes
  • Access to members only Passholder Appreciation Night


Season passes are only available for purchase at the Lisle Park District Recreation Center, located at 1925 Ohio Street in Lisle. Please note: The former Downers Grove neighbor rate is no longer available at Sea Lion Aquatic Park for all Downers Grove residents. The 2024 reciprocal agreement is only for Downers Grove Park District residents to receive resident rates at Sea Lion Aquatic Park and for Lisle Park District residents to receive resident rates at 4500 Fitness.

How to receive your residency letter from the Downers Grove Park District

To begin the process, you will register one family member through our online registration system. If you do no not have an account with us, you will need to create one. Once your registration is complete, our staff will verify your residency with the Downers Grove Park District. We will then contact you Monday-Friday between the hours of 9am - 4pm, to complete the process. If your residency is in question, you will be asked to provide further proof in the form of both two current utility bills, and a current Driver's License. You will be emailed a residency verification letter that you will take with you to purchase your season pass. You must have this verification letter with you, emailed or faxed copies will not be accepted.

Nanny's, Grandparents, Grandchildren, Aunts, Uncles, Cousins, friends, et., not living at the address listed will not be verified as part of your household verification letter. All minor children must be in your legal guardianship. A current Driver's License or State ID, or other form of ID showing residential information may be required for any family member in question.


Pass Type

After April 1, 2024





Student (ages 11-24 with a valid student ID)


2 person Family/Couple


3 person family


4 person family


5 person family


6 or more person family

$55 per add'l person

Sea Lion Aquatic Park Amenities

  • Flume slides
  • Drop slides
  • Tot pool
  • Zero depth pool
  • Vortex pool
  • Leisure pool
  • Splash playground
  • The Snake Water Walk
  • Sand play area
  • 6 lap lanes
  • Sammy's Snack Shack