Geography
March AFB is located at 33°53'56" North, 117°16'35" West (33.898848, -117.276285)1.
According to the United States Census Bureau, the base has a total area of 16.2 km² (6.2 mi²). 16.1 km² (6.2 mi²) of it is land and none of it is covered by water.
Demographics
As of the census of 2000, there are 370 people, 115 households, and 93 families residing in the base. The population density is 22.9/km² (59.4/mi²). There are 152 housing units at an average density of 9.4/km² (24.4/mi²). The racial makeup of the base is 64.59% White, 17.84% African American, 0.54% Native American, 4.59% Asian, 1.89% Pacific Islander, 2.97% from other races, and 7.57% from two or more races. 11.89% of the population are Hispanic or Latino of any race.
There are 115 households out of which 50.4% have children under the age of 18 living with them, 66.1% are married couples living together, 13.0% have a female householder with no husband present, and 18.3% are non-families. 13.0% of all households are made up of individuals and 2.6% have someone living alone who is 65 years of age or older. The average household size is 3.21 and the average family size is 3.55.
In the base the population is spread out with 37.0% under the age of 18, 8.1% from 18 to 24, 35.1% from 25 to 44, 14.9% from 45 to 64, and 4.9% who are 65 years of age or older. The median age is 29 years. For every 100 females there are 111.4 males. For every 100 females age 18 and over, there are 111.8 males.
The median income for a household in the base is $31,364, and the median income for a family is $30,455. Males have a median income of $40,625 versus $17,321 for females. The per capita income for the base is $13,765. 13.1% of the population and 10.8% of families are below the poverty line. Out of the total people living in poverty, 19.7% are under the age of 18 and 0.0% are 65 or older.