Llano County Population

1860–2026

23,396

2026 projection

9.7% since 2020 (increase)

05K10K15K20K25K186018801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Llano County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202623,396+430.18%
202523,353+430.18%
202423,310+3321.44%
202322,978+2391.05%
202222,739+6082.75%
202122,131+8003.75%
202021,331-4792.20%
201921,810+1400.65%
201821,670+4712.22%
201721,199+5782.80%

Showing 10 of 31 years.

Llano County Demographics

57.4median age

Median age

Female58 yrs
Male56.9 yrs

Adults

18,960
8,299 seniors (65+) · 44% of adults10,661 other adults

Sex

Female 52.3% · 11,731Male 47.7% · 10,693

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 224 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Llano County Income

$67,530median household income

Median household income

$67,530

Half of households earn more, half earn less

Median earnings

$44,398

Typical yearly pay for a worker 25 or older.

Poverty rate

12%

About 1 in 8 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Llano County Marital Status

59% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married59%63%55%
Never married16%18%15%
Divorced14%12%16%
Widowed10%5%14%
Separated1%2%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201