Planet Fitness (Larkridge)

Thornton, Colorado

Google Rating

16511 N Washington St
Thornton, CO 80023

Grand Opening:

Square Feet in Size

Written by

Paul Reyes

Last updated

March 20, 2026

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Planet Fitness (Larkridge) in Thornton, Colorado, is a welcoming and accessible gym catering to your fitness journey. While it may not be open 24 hours, its operating hours are pretty convenient, allowing you to hit the gym early in the morning or later in the evening on weekdays. The weekends offer a slightly shorter schedule, but you can still squeeze in a workout. Whether you’re a fitness newcomer or an experienced gym-goer, this location is designed to help you feel great, work hard, and stay committed.

Amenities at this location

Services Offered

Personal Training

Group Fitness

Group Training

Childcare / Daycare

Open 24-hours

Massage Chairs

Youth Classes

Brazilian Jiu-Jitsu

Cold Plunge

Cryotherapy

Women Only Workout Area

Red Light Therapy

Smoothie / Juice Bar

Towel Service

Equipment Available

Cardio Machines

Free Weights

Strength Machines

Basketball

Racquetball

Olympic Lifting

Amenities Featured

Locker Room

Showers

Wi-Fi

Swimming Pool

Sauna

Steam Room

Tanning

Whirlpool / Hot Tub

Turf area

Cardio Cinema

Spray Tanning

Not available at this location

We include this info to best inform you on your fitness journey. This description is shown for every gym page on our site.

Sauna

Childcare

Pool

Massage

Steam Room

Basketball

Hot Tub / Whirlpool

Pickleball

Tanning

Turf (Functional Training)

Olympic Lifting Platform

Racquetball

Towel Service

Smoothie / Juice Bar

Cinema/Movie Room

Open 24-hours

Wi-Fi

Cold Plunge

Red Light Therapy

Cryotherapy

Women Only Workout Area

Photos from this gym

Stock images shown.

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Available Amenities

Here’s what I find appealing about the gym's common amenities. Planet Fitness offers a variety of cardio equipment and cycling options, which allows you to get your heart pumping and improve your endurance. You can also engage in weight training with dumbbells, which is absolutely essential for building strength. Personal training is available for those who want some guidance, and the gym even provides Wi-Fi, so you can stay connected while working out. However, keep in mind that some specialized features, like turf areas, a cinema for cardio, and TRX training, aren't available here.

Aqua Services Explained

When it comes to the water and wet amenities, it’s pretty straightforward. Unfortunately, there’s no sauna, steam room, pool, or hot tub, but the gym does offer showers and locker rooms for your convenience. After a solid workout, having those showers available is a nice touch, allowing you to freshen up before heading out.

Group Fitness Activities

As for shared fitness activities, the options are limited. While there aren’t any racquetball, basketball, pickleball, or tennis courts, the gym does provide group training sessions. Although they don’t have any group fitness classes, you can still connect with others in the community through group training—it's a great way to stay motivated!

Services and Features

In terms of recovery and wellness, we appreciate some of the extras available at Planet Fitness. Tanning is an option for those looking to add a sun-kissed glow to their routine. Plus, massage chairs help you unwind after a rigorous workout. There’s also red light therapy if you're interested in its wellness benefits. However, amenities like towel service, smoothie bars, and cryotherapy aren't offered, so you may want to plan ahead for those post-workout needs.

So is Planet Fitness (Larkridge) in Thornton a good gym?