In addition to an indoor pool, Mainstay Suites Casper provides a spa tub and a fitness center. Public areas are equipped with complimentary high-speed wireless Internet access. A business center is on site. A complimentary breakfast is offered. This Casper hotel also offers multilingual staff, laundry facilities, and express check-in. Complimentary self parking is available on site. Every room has a kitchenette with a full size refrigerator.

Mainstay Suites Casper is a smoke-free property.