The Town of Parker was incorporated in 1981 and included the Rowley Downs subdivision, the downtown area and the Parker Square and Parker Plaza commercial areas. The incorporated area encompassed approximately one square mile and included 285 residents. Soon after incorporation in 1981, the Town adopted zoning and subdivision ordinances.
The Town increased from one square mile at incorporation to 20.8 square miles currently. The Town's population has increased from less than 300 at incorporation to more than 48,000 currently.