Villa Park is a city in Orange County, California, United States. It was incorporated in 1962. As of the 2010 Census, the city had a population of 5,812, the lowest population for a city in Orange County.The city is largely zoned for single-family residences on lots that average about 20,000 square feet, or 1/2 acre, in size. Within the city limits there is one small shopping center. City Hall, including a community room, and a branch of the Orange County Public Libraries system is adjacent to the city's only shopping center.