|• Total||21.8 sq mi (56.5 km2)|
|• Land||21.8 sq mi (56.5 km2)|
|• Water||0.0 sq mi (0.0 km2)|
|Elevation||692 ft (211 m)|
|• Density||216.7/sq mi (83.7/km2)|
|Time zone||Central (CST) (UTC-6)|
|• Summer (DST)||CDT (UTC-5)|
|GNIS feature ID||1362469|
McGregor lies in two counties, as well as two metropolitan areas. The McLennan County portion of the city is part of the Waco Metropolitan Statistical Area, while the small portion that lies in Coryell County is part of the Killeen–Temple–Fort Hood Metropolitan Statistical Area.
McGregor is located at .(31.431928, -97.417022)
According to the United States Census Bureau, the city has a total area of 21.8 square miles (56.5 km²), all of it land.
As of the census of 2000, 4,727 people, 1,728 households, and 1,206 families resided in the city. The population density was 216.7 people per square mile (83.6/km²). There were 1,856 housing units at an average density of 85.1/sq mi (32.8/km²). The racial makeup of the city was 71.10% White, 11.53% African American, 1.02% Native American, 0.38% Asian, 14.41% from other races, and 1.57% from two or more races. Hispanics or Latinos of any race were 27.27% of the population.
Of the 1,728 households, 33.1% had children under the age of 18 living with them, 51.4% were married couples living together, 13.4% had a female householder with no husband present, and 30.2% were not families. About 27.7% of all households were made up of individuals, and 15.2% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.21.
In the city, the population was distributed as 27.7% under the age of 18, 9.1% from 18 to 24, 25.4% from 25 to 44, 18.6% from 45 to 64, and 19.3% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 85.6 males. For every 100 females age 18 and over, there were 81.1 males.
The median income for a household in the city was $33,200, and for a family was $37,143. Males had a median income of $31,250 versus $18,605 for females. The per capita income for the city was $16,311. About 10.9% of families and 14.9% of the population were below the poverty line, including 19.1% of those under age 18 and 16.3% of those age 65 or over.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.