Limestone County, Alabama Demographics 2026

Population Overview

Limestone County is located in Alabama with a total population of 107,577. It is the 12th most populous county out of 67 in Alabama.

Age Demographics

The median age in Limestone County is 40.5 years. This is 3% higher than the state median of 39.3 years.

Economy, Income & Housing

The median household income in Limestone County is $83,534. This is 35% higher than the state median of $62,027. Compared to the national median of $78,538, household income here is 6% higher. The poverty rate stands at 10.1%. This is 35% lower than the state poverty rate of 15.6%. The unemployment rate is 3.7%. This is 23% lower than the state rate of 4.8%. The median home value is $255,100. Housing costs are 31% higher than the state median of $195,100. The home-value-to-income ratio is 3.1x. 77.5% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 69.9%.

Race & Ethnicity

The largest racial or ethnic group in Limestone County is White (non-Hispanic), making up 73.5% of the population. Black or African American residents account for 12.6%. The Black or African American population (12.6%) is well below the state average of 25.9%.

Education

30.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 9% higher than the state rate of 27.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.6%.