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Cardio & HIIT gyms in Connecticut

25 Cardio & HIIT gyms across Connecticut.

FitnessBoss lists 25 Cardio & HIIT gyms in Connecticut across 17 cities, with the most in Norwalk, Stamford, and New Britain. 18 of them currently advertise a free trial. Compare class schedules, membership pricing, and reviews side by side, then reach out to book a visit.

Cardio & HIIT gyms by city

Norwalk 3Stamford 3New Britain 2Fairfield 2West Hartford 2Danbury 2Shelton 1Stratford 1Glastonbury 1Milldale 1New Canaan 1Darien 1Ridgefield 1Bloomfield 1Middletown 1East Granby 1Unionville 1
ANF FitnessFree trial
7 classes
Strength & Conditioning
East Granby, CT
Contact for pricing
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BDxFitness
8 classes
Personal Training Studio
Shelton, CT
Contact for pricing
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Burn Boot Camp FairfieldFree trial
2 classes
Boot Camp
Fairfield, CT
from $10/mo
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Darien YMCAFree trial
29 classes
Big Box & General
Darien, CT
from $41/mo
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Doomsday Fitness ExperienceFree trial
13 classes
Boot Camp
New Britain, CT
Contact for pricing
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Elite Fitness ClubFree trial
4 classes
Big Box & General
Unionville, CT
Contact for pricing
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F45 Training South NorwalkFree trial
7 classes
Boot Camp
Norwalk, CT
from $53/mo
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F45 Training Stamford Harbor PointFree trial
7 classes
Cardio & HIIT
Stamford, CT
from $59/mo
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F45 Training West HartfordFree trial
1 class
Cardio & HIIT
West Hartford, CT
Contact for pricing
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Factory Athletics And WellnessFree trial
7 classes
CrossFit
Milldale, CT
Contact for pricing
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Fit Club
2 classes
Strength & Conditioning
Fairfield, CT
Contact for pricing
View
Glastonbury KickboxingFree trial
1 class
Cardio Kickboxing
Glastonbury, CT
Contact for pricing
View
Infinity FitnessFree trial
2 classes
Strength & Conditioning
Stamford, CT
from $200/mo
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Middlesex YMCA
26 classes
Big Box & General
Middletown, CT
Contact for pricing
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New Britain-Berlin YMCA
15 classes
Big Box & General
New Britain, CT
from $21/mo
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New Canaan YMCA
48 classes
Big Box & General
New Canaan, CT
from $30/mo
View
Orangetheory FitnessFree trial
3 classes
Cardio & HIIT
Danbury, CT
from $69/mo
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Planet Fitness Bloomfield
1 class
Big Box & General
Bloomfield, CT
from $10/mo
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Powerhouse Gym BridgeportFree trial
2 classes
Big Box & General
Stratford, CT
from $27/mo
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Rumble Boxing SoNoFree trial
3 classes
Boxing
Norwalk, CT
Contact for pricing
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Steel FitnessFree trial
2 classes
Boutique Strength
Ridgefield, CT
from $349/mo
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The Edge Fitness ClubsFree trial
9 classes
Big Box & General
Danbury, CT
Contact for pricing
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The Edge Fitness ClubsFree trial
29 classes
Big Box & General
Norwalk, CT
from $40/mo
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Underground Fitness
10 classes
Big Box & General
Stamford, CT
Contact for pricing
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Other gym types in Connecticut

Strength & Conditioning 46Personal Training Studio 42Big Box & General 28Yoga 26Martial Arts & Combat Sports 24Specialty 19Boutique Strength 17CrossFit 15Cycling / Spin 14Boot Camp 12Cardio Kickboxing 11Barre 8Hot Yoga 7Boxing 6HIIT 4Powerlifting 4MMA 3Climbing Gym 2Zumba 1Pure Cardio 1

Frequently asked questions

How many Cardio & HIIT gyms are in Connecticut?
There are 25 Cardio & HIIT gyms in Connecticut listed on FitnessBoss.
Which cities in Connecticut have the most Cardio & HIIT gyms?
The cities with the most listings are Norwalk (3), Stamford (3), New Britain (2), Fairfield (2), and West Hartford (2).
Do Cardio & HIIT gyms in Connecticut offer free trials?
Yes — 18 of the Cardio & HIIT gyms in Connecticut currently advertise a free trial. Look for the free-trial badge on each listing.
How much do Cardio & HIIT gyms in Connecticut cost?
Pricing varies by gym. Each FitnessBoss listing shows the membership options the gym publishes — monthly, annual, drop-in, and class packs where available.