Welcome to Natural High Fitness Club

Natural High Fitness Club (NHFC) is a private fitness club, established in 2004, with fantastic views of Newburyport, the Merrimack River, and out to the Atlantic Ocean.

We are conveniently located high atop Mill #4 at the Tannery, 50 Water Street,

in beautiful downtown Newburyport.

Personal Trainers with multiple certifications, along with Group Exercise Instructors provide focused, fun, and efficient health and fitness programs to people of all ages, abilities and fitness levels.

While Personal Training is the most popular option at Natural High,

Duet Training (2 participants) and Small Group Training (3-6 participants) are also available. 4-12 Week Specialized Fitness Programs including Spinning, CORE, TRX, Strength Training, Kettlebell, Seasonal Running and Biking Clinics, Fit Camps and indoor/outdoor Boot Camps are focused and progressive classes to maintain fitness.

Drop-in when there is space available for the duration of a Program!

Sign up or ask to join a waitlist for drop-ins/programs that may become available soon.

All programs require you to pay the trainer directly.



SPIN/TRX Thurs 9:10-10 am

Strength Training Wed 8:30-9:20am

20/20/20 Mon 9-10am


SPIN Saturdays


A one-on-one workout with a certified trainer. A program custom designed for your goals, needs and limitations. Sessions run 50-60 minutes, unless otherwise requested. Two sessions per week are recommended for most training programs.

Your trainer will select exercises based on your progress, which will vary each session. The routine may include corrective exercises, CORE conditioning, traditional weight training, Assisted (PNF) Stretching, Pilates, Cardiovascular Work, and Sport - Specific movements and patterns - Orchestrated to keep you focused and challenged. Experience the "natural high" felt by conditioned athletes.

For personal training, directly contact

Kim Marttila at 603-591-3451

Nancy McCarthy at 978-884-5981

Lynn Whitcomb 978-270-2789

or leave a message on the NHFC line 978-499-0993.

Single Session - $85
3 Sessions - $240
5 Sessions - $375

12 Sessions - $840

Half Session - $42.50


Single Session - $47.50/each person


Groups include 3-6 participants. You will be supervised by a trainer, incorporating cardio and strength training circuits into a heart-pumping workout.

An economical way to have your own personal trainer!! 
Class/60 minutes

12 sessions=$240 
5 sessions=$125 
1 session =$30

Mondays 11am-12pm 

Wednesdays 10-11am

Or request a time for yourself to meet up at a time that works for you! 

*Sign-up under Drop-in Schedule*

Membership Options

A limited number of memberships are available for individuals wanting to work out on their own during open NHFC GYM TIME hours.

Monthly Membership - $50 (on a month to month automatic payment)

Drop-in to workout for $15/day

Thank you to Beth Macy, Videographer with BHM Consulting, Inc.-Videos for this clip!

Services Affiliated with Natural High Fitness Club

Natural High Fitness is conveniently located high atop Mill # 4 at The Tannery,
50 Water Street, in beautiful downtown Newburyport.