20180511 09260500 1.0 TRUE This data contains demographic data that includes total population, population under 18, population over 65, median age, households with someone that has a disability, number of households that receive government assistance, households under the poverty level and number of households without a vehicle. It contains all data in  census blocks. Demographics Montgomery County Texas Population under 18 Population over 65 Households on Public Asistance Households without a vehicle Households under poverty level Median age Households with a disability Demographic Polygons of Montgomery County, Texas. U.S. Census Block Groups.