Viiala is located in the province of Western Finland and is part of the Pirkanmaa region. The municipality had a population of 5,329 (2003) and covered an area of 56.78 km2 of which 5.88 km² is water. The population density was 104.7 inhabitants per km².
The municipality was unilingually Finnish.
Media related to Viiala at Wikimedia Commons