Wilmerding is a small borough located in Allegheny County, Pennsylvania, United States. It was founded in the late 19th century and is known for its historical significance in the development of the local steel industry. The borough is part of the Pittsburgh metropolitan area and has a rich industrial heritage. The population of Wilmerding is relatively small, with a close-knit community atmosphere. The borough features several parks and recreational areas, providing residents with outdoor activities. Its location near Pittsburgh allows for easy access to urban amenities while maintaining a quieter, suburban lifestyle.