The oldest counties in Texas by median age

the Texas 55+ market · Data as of 2026-10-18 · ALEX Intelligence

57 years Median Resident Age — Llano County

#	County	Median Resident Age
1	Llano County	57 years
2	Bandera County	54 years
3	Gillespie County	51 years
4	Aransas County	50 years
5	Kerr County	49 years
6	Wood County	48 years
7	Fayette County	48 years
8	Hood County	46 years
9	Cass County	44 years
10	Montague County	44 years

Methodology

Source:: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024
Measure: Median Resident Age, ranked highest first across Texas counties, each with at least 20,000 residents (123 ranked in total).
Universe: Texas counties only. Units with fewer than 20,000 residents are excluded. Nothing outside Texas is ranked.
Vintage: 2024
Reproduce this query: https://api.census.gov/data/2024/acs/acs5?get=NAME%2CB01003_001E%2CB01002_001E%2CB19013_001E%2CB25077_001E%2CB25064_001E%2CB25003_001E%2CB25003_002E%2CB25002_001E%2CB25002_003E%2CB25035_001E%2CB25010_001E%2CB25070_001E%2CB25070_007E%2CB25070_008E%2CB25070_009E%2CB25070_010E%2CB25075_001E%2CB25075_024E%2CB25075_025E%2CB25075_026E%2CB25081_001E%2CB25081_009E%2CB01001_020E%2CB01001_021E%2CB01001_022E%2CB01001_023E%2CB01001_024E%2CB01001_025E%2CB01001_044E%2CB01001_045E%2CB01001_046E%2CB01001_047E%2CB01001_048E%2CB01001_049E&for=county%3A%2A&key=YOUR_CENSUS_KEY

Every figure on this page is computed directly from the dataset named above by ALEX Intelligence. No figure on this page was written by hand or by a language model. The query is stated so that anyone can re-run it and obtain the same table.

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