04/29/2026
May social and community events at 💛 we can’t wait to see you and as always sign up in the Momence app!
More details to come.
Flagship Athletic Performance
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Move better, think sharper, and train alongside friends. Try 2 classes for $20 — link in bio.
04/29/2026
04/17/2026
WEEKEND ENERGY from our community @ FLAGSHIP⚡️
WE ARE HIRING.
Flagship is hiring a Social Media Manager (SF-based, on-site).
Think: high-volume content, real community storytelling, and being on the ground where it all happens.
Email your resume to [email protected] or link in bio to apply
04/08/2026
New program who dis? 👀 Mixed Modal loading…
04/06/2026
Mission Bay = views, vibes, and gains ⚡️
03/30/2026
Castro just does it differently 💛
Stronger community, more class options, sweat sessions that hit, and an outdoor space that keeps things fresh.
Once you’re here… you get it.
03/16/2026
Friday Night Lights Week 3 Finale = Neon Rave Energy ⚡️🌈
That’s a wrap. Our community showed UP at Flagship Castro and brought the energy all night long.
Huge shoutout to our incredible sponsors who made the night happen:
sf
DJ
Week 3 of Friday Night Lights is going down this Friday, March 13 at Castro ⚡️
Join us for an in-house competition with amazing energy, community, and some great local partners:
🎧 DJ Adub
🧘 StretchLab
🧊 Vital Ice
🍪 Faneisha’s Tasty Treats
Whether you’re competing, cheering, or just stopping by for the vibes, we’ll see you there. 💛
Want your business to be the top-listed Gym/sports Facility in San Francisco?
Click here to claim your Sponsored Listing.
Click here to claim your Sponsored Listing.
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Address
160 Church St
San Francisco, CA
94114