Trade and consumer shows will find the Expo Hall an ideal venue with over 38,000 square feet of unobstructed floor space. The area is suited for large conferences with a capacity to seat over 2,700 and dinner seating for up to 1,700. The Expo Hall can accommodate 220 vendor booths (10' x 10') for trade shows.

Dimensions*: 259' x 150'
Square Feet: 39,000 sq. ft.
Ceiling Height: 39 feet
*Interior Dimensions, usable floor space
Phone: 509-543-2999
- 2,700 (Reception/Theatre Style)
- 1,700 (Banquet Style)
- Vinyl Composite Tile
Electrical Services
Electrical services are provided by BackStage Electric. For any electrical questions, please contact Gary at bseinc@hotmail.com or call 509-930-0380. (Note: Designated electricians are to make all electrical connections)
Trade and consumer shows will find the Arena an ideal venue with approximately 50,000 square feet of unobstructed floor space. The area is suited for large tradeshows, concerts, conferences, or social events with a capacity to accommodate up to 5,000 people. The Arena can accommodate over 220 vendor booths (10' x 10') for trade shows.

Dimensions*: 304' x 143'
Square Feet: 43,472 sq. ft.Ceiling Height: 51 feet
*Interior Dimensions, usable floor space
Phone: 509-543-2999
- 2,500 (Bleacher Seating)
- Additional floor seating available
- Concrete
- Two (2), 200 amp per leg, 3|0-208v., fused disconnect
- 2,000 amps total
- Additional power available via generator
Gary
Email: bseinc@hotmail.com
Phone: 509-930-0380
Fax: 509-972-9005
Please Note that Designated Crew electricians are to make all electrical connections.

Additional Information: Please see adjacent tables for further information.
HAPO Center Facilities | |||||
Area | Sq. Ft. | Banquet | Theater | Classroom | Hollow Square |
---|---|---|---|---|---|
Expo Hall | 39,000 | 1,700 | 2,700 | ||
Atrium | 7,200 | ||||
Walla Walla River Boardroom | 713 | ||||
Snake River Room | 1,870 | 80 | 110 | 56 | 30 |
Columbia River Room | 2,368 | 140 | 240 | 96 | 60 |
Yakima River Room | 650 |
Phone: 509-543-2999
Location | Spaces |
---|---|
Northwest / Southwest | 992 lit parking spaces |
South of Exposition Hall | 262 parking spaces |
West of Complex | 500 "overflow" parking spaces (grass fields) |
South of Pavilion | 192 parking spaces |
Additional Parking | 6 Acres of parking across from Holiday Inn Express |