Prices from each gym's own website, as of Sep 23, 2026. Each listing shows the gym's standard adult membership — the advertised rate (before fees) and the all-in monthly cost (after fees, averaged over 12 months). Open a gym to see all its plans.
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Nearest neighborhoods: Park Slope · Fort Greene · Gowanus · Boerum Hill
Across 3 priced gyms in Prospect Heights, a membership runs $169–$352 per month all-in, with a median of $338/mo. All-in means 12 months of dues plus enrollment, admin, and annual fees, averaged over 12 months.
SWEAT440 NYC - Park Slope has the lowest all-in price in Prospect Heights at $169/mo, followed by Life Time Fitness - Atlantic Avenue at $338/mo.
2 of the 3 priced gyms in Prospect Heights charge an upfront signup fee (enrollment or admin). The all-in monthly prices on this page already include those fees.
1 spot in Prospect Heights sells day passes or single-visit drop-ins, starting at $100: Life Time Fitness - Atlantic Avenue ($100).
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