The Portland Metropolitan Exposition Center is a multi-purpose facility that has served for more than 30 years as the region's primary destination for consumer public shows, trade shows and public events. This 60-acre campus includes a complex of five inter-connected buildings comprising 330,000 square feet of multi-use exhibition space, 11 meeting rooms, a full-service kitchen and parking for 2,200 vehicles. Click Facility Info above for more details. The facility hosts nearly 100 events annually, attracting in excess of 500,000 attendees. The Expo Center is operated by the Metropolitan Exposition-Recreation Commission (MERC) and governed under Metro regional government.