609 Ave X, Brooklyn, NY, 11235
Prices from the gym's own website, as of September 16, 2026 · How we collect data →
Underground Boxing & Fitness is a boxing gym in Sheepshead Bay, at 609 Ave X. Memberships run $180–$283/mo all-in across 9 plans; classes work out to $82.4 per session at best; a day pass is $26.06.
| Plan | Dues | All-in monthly | Enrollment fee | Annual fee | Commitment |
|---|---|---|---|---|---|
| 3 Month 2X Per Week | $540.75/3 mo | $180/mo | $0 | $0 | 3 months |
| 1 Month 2X Per Week | $206/mo | $206/mo | $0 | $0 | Month-to-month |
| 3 Month 3X Per Week | $618/3 mo | $206/mo | $0 | $0 | 3 months |
| 1 Month Morning Only 2X Per Week | $206/mo | $206/mo | $0 | $0 | Month-to-month |
| 1 Month 3X Per Week | $231.75/mo | $232/mo | $0 | $0 | Month-to-month |
| 1 Month Morning Only 3X Per Week | $231.75/mo | $232/mo | $0 | $0 | Month-to-month |
| 3 Month Unlimited | $772.5/3 mo | $258/mo | $0 | $0 | 3 months |
| 1 Month Unlimited | $283.25/mo | $283/mo | $0 | $0 | Month-to-month |
| 1 Month Morning Only Unlimited | $283.25/mo | $283/mo | $0 | $0 | Month-to-month |
All-in monthly = 12 months of dues plus enrollment, admin, and annual fees, divided by 12.
First-year math for the 3 Month 2X Per Week plan: 4 × $540.75 dues ($2,163) = $2,163 in year one — $180/mo all-in. The minimum you can spend and walk away is $540.75.
Underground Boxing & Fitness charges no enrollment, admin, or annual fees — the advertised dues are the whole price.
Contract terms vary: 1 Month 2X Per Week is month-to-month, while 3 Month 2X Per Week carries a 3-month commitment.
The cheapest contract plan works out to $180/mo all-in vs $206/mo for the cheapest no-commitment option — $312 a year for the flexibility.
| Plan | Price |
|---|---|
| 1 Personal Training Session | $103/session |
| 1 Personal Training Session 90 Minutes | $144.2/session |
| 5 Group Class Package | $180.25 one-time |
| 10 Group Class Package | $278.1 one-time |
| 5 Personal Training Sessions | $463.5/5 sessions |
| 20 Group Class Package | $535.6 one-time |
| 10 Personal Training Sessions | $875.5/10 sessions |
| 20 Personal Training Sessions | $1,648/20 sessions |
A single session is $103; buying 20 at a time (20 Personal Training Sessions, $1,648) brings it to $82.4/session — the best rate here.
| Plan | Price |
|---|---|
| Trial Class | $26.06/day |
| Drop In | $41.2/day |
Just visiting? A day at Underground Boxing & Fitness is $26.06. Compare NYC day pass prices →
Across 9 priced gyms in Sheepshead Bay, all-in monthly costs run $24–$399 (median $283). Underground Boxing & Fitness's cheapest membership is 36% below the median. Citywide, the median across 492 priced NYC gyms is $124/mo all-in — Underground Boxing & Fitness runs $56 over it.
Nearby: Other gyms in Brooklyn →