Lake Ridge was started in the late 1960s when Sorensen Construction Corporation began building in the area now known as East Lake Ridge. By 1969, the first five developments had begun, named Thousand Oaks, The Point, Plantation Harbor, The Village of Lake Ridge, and The Hamlet. Lake Ridge Parks and Recreation was formed in 1972 as the HOA for the area. The community grew rapidly throughout the 70s and 80s from about 3350 homes in 1983 to approximately 6600 in 1990. Lake Ridge as it is now was completed in the late 1990s with the completion of Ridgeleigh. Currently Lake Ridge comprises about 7700 housing units spread out over 70+ subdivisions and 9 condominium complexes.
Geography
Lake Ridge is located at . According to the United States Census Bureau, the CDP has a total area of 8.6 square miles, of which, 8.2 square miles of it is land and 0.4 square miles of it is water. The community of Lake Ridge is located along Old Bridge Road between Harbor Drive and Westridge Drive.
Demographics
At the 2000 census there were 30,404 people, 10,980 households, and 8,103 families in the CDP. The population density was 3,689.9 people per square mile. There were 11,265 housing units at an average density of 1,367.1/sq mi. The racial makeup of the CDP was 74.38% White, 16.02% African American, 0.24% Native American, 3.53% Asian, 0.13% Pacific Islander, 2.20% from other races, and 3.50% from two or more races. Hispanic or Latino of any race were 7.11%. Of the 10,980 households 42.6% had children under the age of 18 living with them, 58.9% were married couples living together, 11.4% had a female householder with no husband present, and 26.2% were non-families. 20.1% of households were one person and 4.0% were one person aged 65 or older. The average household size was 2.76 and the average family size was 3.21. The age distribution was 29.5% under the age of 18, 7.5% from 18 to 24, 34.4% from 25 to 44, 23.6% from 45 to 64, and 5.0% 65 or older. The median agewas 34 years. For every 100 females, there were 92.4 males. For every 100 females age 18 and over, there were 88.4 males. According to a 2007 estimate, the median household income was $93,430, and the median family income was $103,310. Males had a median income of $55,182 versus $36,726 for females. The per capita income for the CDP was $30,506. About 1.7% of families and 2.3% of the population were below the poverty line, including 2.5% of those under age 18 and 2.3% of those age 65 or over. Residents of Lake Ridge and West Ridge are represented in Virginia's House of Delegates by Hala Ayala.
