Centennial Beach “End of Season” & Adult Float 2026

Soak up the final rays of summer at Naperville’s iconic Centennial Beach! As the season winds down through Labor Day weekend, enjoy special late-season open swims, relaxing morning adult floats, and late-summer water activities at the historic quarry and neighboring Paddleboat Quarry.

Event Highlights

• Adult Float Nights & Mornings: Bring your favorite inner tube or pool float for dedicated relaxed float sessions reserved exclusively for adults (ages 18+).
• Late-Season Open Swim: Enjoy open swimming, diving boards, water slides, and zero-depth entry areas during the final summer weekends.
• Paddleboat & Kayak Rentals: Take out paddleboats, kayaks, or paddleboards on the adjacent Paddleboat Quarry before rentals close for the year.
• Labor Day Grand Finale: Celebrate the official end of summer at the quarry with special holiday hours and beachside fun for the whole family!