As of the census of 2000, there were 6,166 people, 2,261 households, and 1,666 families residing in the city. The population density was 2,693.5people per square mile (1,039.6Square kilometers). There were 2,338 housing units at an average density of 1,021.3 per square mile (394.2Square kilometers). Lake Dallas is a city in Denton County, Texas, United States. The population was 6,166 at the 2000 census.Lakeview Airport, a privately owned paved airstrip is located on the city shoreline of Lewisville Lake. According to the United States Census Bureau, the city has a total area of 2.6square miles (6.7Square kilometers), of which, 2.3square miles (6.0Square kilometers) of it is land and 0.3square miles (0.78Square kilometers) of it (12.60%) is water.