Collin County, Texas Demographics 2026

Population Overview

Collin County is located in Texas with a total population of 1,116,601. It is the 6th most populous county out of 254 in Texas.

Age Demographics

The median age in Collin County is 37.3 years. This is 5% higher than the state median of 35.5 years.

Economy, Income & Housing

The median household income in Collin County is $117,588. This is 54% higher than the state median of $76,292. Compared to the national median of $78,538, household income here is 50% higher. The poverty rate stands at 6.3%. This is 54% lower than the state poverty rate of 13.8%. The unemployment rate is 4.1%. This is 20% lower than the state rate of 5.1%. The median home value is $447,600. Housing costs are 72% higher than the state median of $260,400. The home-value-to-income ratio is 3.8x. 64.1% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 62.6%.

Race & Ethnicity

The largest racial or ethnic group in Collin County is White (non-Hispanic), making up 51.3% of the population. Asian residents account for 17.6%. The Hispanic or Latino population (16.0%) is well below the state average of 39.5%. The Asian population is significantly higher than the state average (17.6% vs 5.3%).

Education

54.9% of residents aged 25 and older hold a bachelor's degree or higher. This places Collin County in the top 10% of all cities in the state for educational attainment. This is 66% higher 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 94.5%. Notably, 21.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.