McLennan County, Texas Demographics 2026

Population Overview

McLennan County is located in Texas with a total population of 263,608. It is the 20th most populous county out of 254 in Texas.

Age Demographics

The median age in McLennan County is 34.0 years. This is 4% lower than the state median of 35.5 years.

Economy, Income & Housing

The median household income in McLennan County is $63,888. This is 16% lower than the state median of $76,292. Compared to the national median of $78,538, household income here is 19% lower. The poverty rate stands at 17.1%. This is 24% higher than the state poverty rate of 13.8%. The unemployment rate is 4.5%. This is 12% lower than the state rate of 5.1%. The median home value is $219,200. Housing costs are 16% lower than the state median of $260,400. The home-value-to-income ratio is 3.4x. 61.2% of occupied housing units are owner-occupied. This homeownership rate is 2% lower than the state average of 62.6%.

Race & Ethnicity

The largest racial or ethnic group in McLennan County is White (non-Hispanic), making up 54.7% of the population. Hispanic or Latino residents account for 26.6%. The Asian population (1.6%) is well below the state average of 5.3%.

Education

27.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% lower than the state rate of 33.1%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.1%.