Majestic Knolls Condos Hillsborough are located in the heart of Hillsborough, the desirable communities of Majestic Knolls I and II have become increasingly popular to buyers. Built in 1982, Majestic Knolls I currently consists of about 41 homes.  Majestic Knolls added an additional community Majestic Knolls II which now offers 68 single family homes. They range in size from 1950 - 2,800 sq. ft.