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: Red Hook · Park Slope · Gowanus · Sunset Park
Chains in South Slope: YMCA (2)
Across 5 priced gyms in South Slope, a membership runs $81–$329 per month all-in, with a median of $87/mo. All-in means 12 months of dues plus enrollment, admin, and annual fees, averaged over 12 months.
YMCA - Park Slope Armory has the lowest all-in price in South Slope at $81/mo, followed by Harbor Fitness PLUS Park Slope at $87/mo.
2 of the 5 priced gyms in South Slope charge an upfront signup fee (enrollment or admin), and 1 also bill an annual fee once a year. The all-in monthly prices on this page already include those fees.
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