McGregor is a census-designated place (CDP) in Lee County, Florida, United States. The population was 7,136 at the 2000 census. It is part of the Cape Coral-Fort Myers, Florida Metropolitan Statistical Area.GeographyMcGregor is located at .According to the United States Census Bureau, the CDP has a total area of 4.1sqmi, of which 2.6sqmi is land and 1.5sqmi is water.DemographicsAs of the census of 2000, there were 7,136 people, 3,295 households, and 2,296 families residing in the CDP. The population density was 2,784.1 people per square mile (1,076.3/km²). There were 3,982 housing units at an average density of 1,553.6/sq mi (600.6/km²). The racial makeup of the CDP was 96.09% White, 0.84% African American, 0.20% Native American, 1.56% Asian, 0.39% from other races, and 0.92% from two or more races. Hispanic or Latino of any race were 2.91% of the population.There were 3,295 households out of which 17.8% had children under the age of 18 living with them, 62.0% were married couples living together, 5.7% had a female householder with no husband present, and 30.3% were non-families. 25.0% of all households were made up of individuals and 13.7% had someone living alone who was 65 years of age or older. The average household size was 2.17 and the average family size was 2.55.