Tigard is a city in Washington County, Oregon, United States. The population was 41,223 at the 2000 census. The 2006 estimate is 46,300 residents. According to the 2003 Oregon Blue Book, Tigard is the state's 11th largest city. Located south of Beaverton and north of Tualatin, it is part of the Portland metropolitan area. Tigard apartments for rent comparison page shows most up to date rent information on Tigard apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.