As of the third quarter of 2025, the median home value in Madison County was $218,668. As of the 2024
American Community Survey, there are 14,462 estimated households in Madison County with an average of 2.39 persons per household. The county has a median household income of $63,128. Approximately 13.1% of the county's population lives at or below the
poverty line. Madison County has an estimated 65.3% employment rate, with 23.7% of the population holding a bachelor's degree or higher and 91.1% holding a high school diploma. The
population density was . There were 15,094 housing units at an average density of . The racial makeup of the county was 81.21%
White, 1.16%
African American, 1.50%
Native American, 1.26%
Asian, 0.03%
Pacific Islander, 7.21% from some other races and 7.64% from two or more races.
Hispanic or Latino people of any race were 15.50% of the population. The median age was 37.4 years. 24.9% of residents were under the age of 18 and 17.5% of residents were 65 years of age or older. For every 100 females there were 99.1 males, and for every 100 females age 18 and over there were 99.0 males age 18 and over. 72.6% of residents lived in urban areas, while 27.4% lived in rural areas. There were 14,024 households in the county, of which 30.7% had children under the age of 18 living with them and 25.0% had a female householder with no spouse or partner present. About 30.9% of all households were made up of individuals and 12.1% had someone living alone who was 65 years of age or older. There were 15,094 housing units, of which 7.1% were vacant. Among occupied housing units, 66.0% were owner-occupied and 34.0% were renter-occupied. The homeowner vacancy rate was 1.2% and the rental vacancy rate was 8.9%.
2010 census As of the
2010 census, there were 34,876 people, 13,939 households, and 9,168 families residing in the county. The population density was . There were 13,939 housing units at an average density of . The racial makeup of the county was 88.18%
White, 1.27%
African American, 1.15%
Native American, 0.48%
Asian, 0.05%
Pacific Islander, 7.13% from some other races and 1.75% from two or more races.
Hispanic or Latino people of any race were 12.91% of the population.
2000 census As of the
2000 census, there were 35,226 people, 13,436 households, and 8,894 families residing in the county. The population density was . There were 14,432 housing units at an average density of . The racial makeup of the county was 91.35%
White, 0.94%
African American, 1.19%
Native American, 0.40%
Asian, 0.03%
Pacific Islander, 5.06% from some other races and 1.03% from two or more races.
Hispanic or Latino people of any race were 8.64% of the population. There were 13,436 households, out of which 33.20% had children under the age of 18 living with them, 54.70% were
married couples living together, 8.40% had a female householder with no husband present, and 33.80% were non-families. 27.90% of all households were made up of individuals, and 12.40% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 3.12. The county population contained 26.80% under the age of 18, 11.60% from 18 to 24, 27.10% from 25 to 44, 20.10% from 45 to 64, and 14.40% who were 65 years of age or older. The median age was 35 years. For every 100 females, there were 98.50 males. For every 100 females age 18 and over, there were 94.80 males. The median income for a household in the county was $35,807, and the median income for a family was $45,073. Males had a median income of $30,631 versus $21,343 for females. The
per capita income for the county was $16,804. About 7.50% of families and 11.20% of the population were below the
poverty line, including 13.00% of those under age 18 and 11.50% of those age 65 or over. ==Communities==