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The venue

About CNOS Fieldhouse

Welcome to CNOS Fieldhouse, a premier 56,000 square foot multi-sport facility located at 300 Centennial Dr in North Sioux City, SD. Opened in February 2019 as United Sports Academy and joined with the Arena in March 2024 to form Siouxland Sports Academy, this venue is designed for competition, training, and community gatherings. Whether you’re here for college, high school, or youth tournaments, CNOS Fieldhouse has the space, surfaces, and amenities to deliver a great event experience.

Inside, you’ll find four college basketball courts, four college volleyball courts, eight youth basketball/volleyball courts, plus batting cages, HitTrax hitting simulators, pitching lanes, and THRIVE Fitness. The facility regularly hosts SSA events like the BOMGAARS INVITE and other basketball and volleyball tournaments, and Dordt University volleyball events have taken place here in recent years.

We’ve got you covered for tickets and access: secure your seats through our trusted partners and navigate the venue with ease, from parking to transit and nearby accommodations. If you’re coordinating an event or heading to a game, consider CNOS Fieldhouse your dependable, straightforward option for regional sports in the Sioux City area.

Parking at CNOS Fieldhouse is available on-site, with additional options in nearby lots depending on event size. Sioux City Transit provides local public transportation, with the Martin Luther King Jr Transportation Center acting as a major hub for connections. For travelers seeking convenience, our recommended hotel partners include official SSA-listed affiliations with IHG, Marriott, and Hilton brands. When you plan your trip, check the event page for any transit advisories or shuttle services offered for the day. For the best value on accommodations and dining, explore our affiliate partner recommendations: trusted brands with easy access to CNOS Fieldhouse and the North Sioux City area.

Good to know

Seating, Parking & Venue Information

  • Location and address: CNOS Fieldhouse, 300 Centennial Dr, North Sioux City, SD 57049.
  • Facility type and size: 56,000 sq ft multi-sport training/competition space with a 20,000 sq ft turf area.
  • Origins and branding: Opened February 2019 as United Sports Academy; merged in March 2024 with the Arena to form Siouxland Sports Academy.
  • On-site features: 4 college basketball courts, 4 college volleyball courts, 8 youth basketball/volleyball courts, 3 batting cages, 2 HitTrax hitting simulators, 2 pitching lanes, and THRIVE Fitness.
  • Notable events hosted: SSA events including BOMGAARS INVITE and various basketball/volleyball tournaments; Dordt University volleyball events have been held there (example in 2024).
  • Hotels and nearby accommodations: SSA lists official hotel partners with links to IHG, Marriott, and Hilton brands.
  • Transit: Public transit through Sioux City Transit is available; the nearest major hub is the Martin Luther King Jr Transportation Center in downtown Sioux City; event-specific transit has been used for nearby venues.
  • Seating and capacity: Public seating charts exist via Box Office Ticket Sales and TickPick; exact capacity is not publicly published and varies by event.