Planet Fitness®
West Mifflin, PA

Now Open!

Century Square
3505 Mountain View Drive
(Located next to Pet Smart, across the street from Century Square Cinemas)
West Mifflin, PA 15122
Phone: 412.892.5080


Club Hours
Open 24 Hours Monday through Friday!
Open 12:00 AM Monday thru 9:00 PM Friday
Saturday & Sunday 7:00 AM – 7:00 PM

Pizza Nights (the first Monday of every month) We go through 3000 pizzas. That's 24000 slices per month!

Last Chance! Get The PF Black Card!

A Low $1.00 Initiation Fee
Only $19.99 per month

Rate Guarantee Fee of $39.00 will be billed on or shortly after June 1st. State and local restrictions on tanning frequency apply.

  • Free reciprocal use of all Planet Fitness® Franchise Locations
  • Unlimited use of massage chairs
  • Unlimited Guest Privileges
  • Unlimited Tanning
  • 1/2 Price Cooler Drinks
  • PF Black™ Card Key Tag
  • Benefits

Offer expires September 24th!

Last Chance!

A Low $1.00 Initiation Fee
Only $10.00 per month

Rate Guarantee Fee of $29.00 will be billed on or shortly after October 1st. Rate Guarantee Fee billing as of 2011. Membership can only be used at the Century Square West Mifflin, PA location.

Offer expires September 24th!