The best health & wellness spots in Mercer County

15 places we’ve checked and would send a neighbor to. Open any one to read what we wrote about it.

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STAR Fitness (opens in a new tab)

64 Princeton Hightstown Rd Rear Shops #25 & #26 · West Windsor Township

STAR Fitness brings the infrared heat to Yoga, Barre, Core Burn, and Power Up classes that actually make sweating feel productive.…

STAR Fitness brings the infrared heat to Yoga, Barre, Core Burn, and Power Up classes that actually make sweating feel productive. Supportive instructors, smart progressions for all levels, and a legit community vibe mean you’ll find your groove fast... and keep coming back.

From the Princeton newsletter, September 7, 2026

Gratitude Yoga (opens in a new tab)

86 Nassau St Second Floor · Princeton

Gratitude Yoga brings a grounded, heart-first practice to town, with classes, events, and retreats designed to cultivate loving kindness,…

Gratitude Yoga brings a grounded, heart-first practice to town, with classes, events, and retreats designed to cultivate loving kindness, inner peace, and the kind of abiding joy that actually sticks. Roll out a mat, meet their warm community, and remember what breathing feels like.

From the Princeton newsletter, October 17, 2026

Pure Barre (opens in a new tab)

31 Hulfish St · Princeton

Signature barre group classes are the specialty at this intimate, sophisticated fitness studio.

Signature barre group classes are the specialty at this intimate, sophisticated fitness studio.

Ludus Performance Gym (opens in a new tab)

45 Everett Dr #130 · Princeton Junction

If you want coaching that actually pays attention, Ludus Performance Gym blends dialed-in personal training with classes and hybrid…

If you want coaching that actually pays attention, Ludus Performance Gym blends dialed-in personal training with classes and hybrid memberships, plus on-site chiro/bodywork and nutrition counseling. A smart setup for Princeton folks who’d rather lift well, recover faster, and stop guessing what to do next.

From the Princeton newsletter, September 12, 2026

Alpha Fit Club (opens in a new tab)

301 N Harrison St · Princeton

Alpha Fit Club keeps Princeton folks honest with coach-led circuit training that rotates you through six stations in 60 minutes, blending…

Alpha Fit Club keeps Princeton folks honest with coach-led circuit training that rotates you through six stations in 60 minutes, blending strength and conditioning with smart 13-week programming.

From the Princeton newsletter, October 13, 2026

pH Balance Skincare (opens in a new tab)

676 Nassau Park Blvd Studio 8 · Princeton

pH Balance Skincare blends sciencey calm with serious results. Think Osteo-Face Lifting based on osteopathic principles, a Vagus Nerve…

pH Balance Skincare blends sciencey calm with serious results. Think Osteo-Face Lifting based on osteopathic principles, a Vagus Nerve Reset for when life is...

From the Princeton newsletter, September 29, 2026

inMotion Fitness & Wellness (opens in a new tab)

29 Emmons Dr F-50 · Princeton

Small-group Pilates Reformer, yoga, barre and strength sessions at inMotion Fitness & Wellness give Princeton folks attentive coaching, a…

Small-group Pilates Reformer, yoga, barre and strength sessions at inMotion Fitness & Wellness give Princeton folks attentive coaching, a friendly crew that actually remembers your name, and options to join in person or on Zoom.

From the Princeton newsletter, September 12, 2026

Forge Personal Training (opens in a new tab)

743 Alexander Rd #11 · Princeton

Forge Personal Training, right over in West Windsor, blends small group personal training, true one-on-one coaching, and nutrition coaching…

Forge Personal Training, right over in West Windsor, blends small group personal training, true one-on-one coaching, and nutrition coaching with no diets or meal plans ever. Programs are 100% customized and scheduling is flexible, so it actually fits Princeton life... and gets you stronger.

From the Princeton newsletter, September 27, 2026

Prime Omega Fitness (opens in a new tab)

277 Witherspoon St Ste G · Princeton

If you’ve got nagging aches, a new baby, or just want form that actually holds up, Prime Omega Fitness zeroes in on corrective, functional…

If you’ve got nagging aches, a new baby, or just want form that actually holds up, Prime Omega Fitness zeroes in on corrective, functional work with custom programs, private or small-group sessions, and even home training, collaborating with your doc or PT so progress sticks.

From the Princeton newsletter, September 21, 2026

PDS Athletic Center (opens in a new tab)

650 Great Rd · Princeton

Sustainably designed and LEED Silver-certified, PDS Athletic Center packs a skating rink, a squash wing with four courts, a fieldhouse with…

Sustainably designed and LEED Silver-certified, PDS Athletic Center packs a skating rink, a squash wing with four courts, a fieldhouse with two full-sized multi-purpose courts, and indoor batting cages. 1-mile cross-country trail, and a ropes course for when you want variety.

From the Princeton newsletter, September 16, 2026

Tranquility Den Massage (opens in a new tab)

301 N Harrison St · Princeton

Tranquility Den Massage nails the "lavishly zen" thing with whimsical dens and private cabins, plus a crowd-pleasing Den Massage that…

Tranquility Den Massage nails the "lavishly zen" thing with whimsical dens and private cabins, plus a crowd-pleasing Den Massage that pampers legs and feet without disrobing.

From the Princeton newsletter, September 13, 2026

Amplified Fitness Training Studio (opens in a new tab)

73 W Upper Ferry Rd · Ewing Township

Amplified Fitness Training Studio delivers small-group sessions that feel personal, built around your goals and body type by owner-trainer…

Amplified Fitness Training Studio delivers small-group sessions that feel personal, built around your goals and body type by owner-trainer Jess Bua. Expect a welcoming, judgment-free vibe that’s about getting strong, healthy and genuinely confident, not just chasing mirror muscles.

From the Ewing newsletter, September 26, 2026

Empower Yoga (opens in a new tab)

200 Campus Town Circle STE 202 · Ewing Township

Empower Yoga brings hot power classes that lean into alignment and breath so you build endurance, flexibility, stability, and focus. Clean,…

Empower Yoga brings hot power classes that lean into alignment and breath so you build endurance, flexibility, stability, and focus. Clean, welcoming studio and kind teachers, plus in-person and on-demand options, make it an easy Ewing habit when you need a good sweat and a better mood.

From the Trenton newsletter, October 15, 2026

SimplyFit (opens in a new tab)

5 Graphics Dr · Ewing Township

If you like a relaxed workout spot with real variety, SimplyFit delivers with a full fitness center, group classes for every level,…

If you like a relaxed workout spot with real variety, SimplyFit delivers with a full fitness center, group classes for every level, personal training, and a pool for aqua sessions or laps. Friendly staff and a keep-it-fun vibe make it an easy habit to stick with.

From the Trenton newsletter, October 11, 2026

Packer Hall (opens in a new tab)

2000 Pennington Rd · Ewing Township

Packer Hall is TCNJ’s home base for hoops and wrestling, with a renovated South Gym, upgraded court and a Hall of Champions that shows off…

Packer Hall is TCNJ’s home base for hoops and wrestling, with a renovated South Gym, upgraded court and a Hall of Champions that shows off the Lions’ legacy. Solid DIII action, quick trip from anywhere in town, and the seats aren’t bad either.

From the Trenton newsletter, October 3, 2026