Global InformationRound Valley Ensphere information
 Front of the dome with main entrance | |
 | |
| Location | Eagar, Arizona, USA |
|---|---|
| Coordinates | 34°07′14″N 109°17′06″W / 34.120427°N 109.284959°W |
| Owner | Round Valley High School/Round Valley Unified School District |
| Capacity | Volleyball, basketball: 9,000 American football: 5,500 |
| Field size | Diameter – 440 ft (130 m) Volume – 189,000 sq ft (17,600 m2) |
| Construction | |
| Broke ground | 1990 |
| Opened | October 11, 1991 |
| Construction cost | US$11,000,000 ($24.6 million in 2023 dollars[1]) |
| Architect | Rossman Schneider Gadbery Shay |
| General contractor | Sletten Construction Company |
The Round Valley Ensphere is a wooden-dome stadium in Eagar, Arizona, USA.[2] It is owned by Round Valley High School and the Round Valley Unified School District. It is the only domed high school football stadium in the United States.[3] Opened in 1991–92[4] at a cost of US$11 million, the venue seats 5,500 people for football[5] and 9,000 for basketball and volleyball.[2] The dome encloses a floor area of 189,000 square feet (17,600 m2).
- ^ 1634–1699: McCusker, J. J. (1997). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States: Addenda et Corrigenda (PDF). American Antiquarian Society. 1700–1799: McCusker, J. J. (1992). How Much Is That in Real Money? A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States (PDF). American Antiquarian Society. 1800–present: Federal Reserve Bank of Minneapolis. "Consumer Price Index (estimate) 1800–". Retrieved February 29, 2024.
- ^ a b "High school gets its own dome", Houston Chronicle (AP), August 11, 1991
- ^ Miner, Carrie. Off the Beaten Path Arizona: A Guide to Unique Places. p79. Google Books: [1]
- ^ "Indoor Stadiums of the World". Ballparks.com. Archived from the original on April 23, 2011. Retrieved June 5, 2011.
- ^ Bordow, Scott (January 22, 2011). "Round Valley High School fears elimination of sports teams". The Arizona Republic. Archived from the original on January 17, 2013. Retrieved June 5, 2011.