Home.My Club.Classes.Membership.Training.Contact Us.

Beresford Fitness Boot Camp
Open to public!

Click here for details on events
Complimentary Sessions
Upcoming Events
Student Summer Special
Make an appointment to meet with a personal trainer for your complimentary session included with your membership.  

Click here to get started

99 days for only $99
Includes 24-hour access.
Valid for high school and college students with valid student ID.
Join online now and save $20 off your joining fee

Welcome to Ultimate Fitness 24-hour co-ed fitness centres in South Dakota and Iowa! Our personal customer service is second to none. We are locally-owned and operated so you can see the same friendly faces at the front desk every day! We know your time is important. That is why we offer 24-hour access 365 days a year to accommodate even the busiest of schedules. We also have the best certified personal trainers in the area waiting to give you real advice and real results. Get started today!

You’ve Got a Body, We’ve Got a Plan!

Call, Come in
Or Click to Join
JOIN ONLINE NOW
Join online
Sioux City Location
Sergeant Bluff Location
Beresford Location
Join Online.
Memberships starting under
$30/month
at ALL locations
We are the only gym around that truly offers memberships at ALL our locations for under $30/month. Absolutely no restrictions on which gym you use. Always free front-door parking!
Initiation fees apply
NOW HIRING
FULL-TIME PERSONAL TRAINER
Position available for Sioux City and Sergeant Bluff locations. Please apply in person at Sioux City location from 10:00am-5:00pm
Monday-Friday