Portsmouth Courthouse, also known as Norfolk County Courthouse, is a historic courthouse building located at Portsmouth, Virginia. It was built in 1846, and is a one-story with basement, Greek Revival style brick building. It measures 78 feet wide by 57 feet deep. The building is topped by a paneled parapet with Doric order entabulature supported by plain Greek Doric pilasters. The building remained in use as a courthouse until 1960, when the county government moved to Great Bridge. The building now houses the Portsmouth Art & Cultural Center.