Thornton Population

2010–2026

323

2026 projection

3.9% since 2020 (decrease)

0100200300400201020122014201620182020202220242026

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 Thornton. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026323-20.62%
2025325-61.81%
2024331+20.61%
2023329-51.50%
2022334-10.30%
2021335-10.30%
2020336-4211.11%
2019378-51.31%
2018383+20.52%
2017381+20.53%

Showing 10 of 17 years.

Thornton Demographics

45.4median age

Median age

Female45.5 yrs
Male41.9 yrs

Adults

234
65 seniors · 28%169 other adults

Sex

Female 39.7% · 116Male 60.3% · 176

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 3 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

Thornton Income

$54,643median household income

Median household income

$54,643

Half of households earn more, half earn less

Median earnings

$35,568

Typical yearly pay for a worker 25 or older.

Poverty rate

17.5%

About 1 in 6 residents

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

Thornton Marital Status

44% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married44%46%41%
Never married22%18%27%
Divorced17%24%8%
Widowed14%9%19%
Separated3%2%5%

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