Thornton, CO Population

Overview

140,538

Total Population

33.7

Median age

49.64%

Female population %

101.4:100

Gender ratio (M:F)

10-14 years

Largest age group

48.4

Total dependency ratio

White

Largest racial group

51,563

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Thornton's population is young compared to the rest of the country:

The median age in Thornton is 33.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Thornton's population under 18 was 27.40%, compared to the 22.51% nationwide.
Thornton's elderly or the senior population (over 65 age) was 9.63% as compared to 16.04% nationwide.
Of the total population in Thornton, 23.00% were under the age of 15, 21.00% aged 15 to 29, 46.37% aged 30 to 64, 8.93% aged 65 to 84, and 0.70% were 85 years of age and older.

There are 1,000 less females than males in Thornton:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.64% females and 50.36% males in Thornton, CO.
The Thornton, CO gender ratio is 101.4:100 i.e. 101.4 men to 100 women (1.014).
For male population, the largest age group is 10-14 years with a population of 6,174.
For the female population, the largest age group is 10-14 years with a population of 6,327.

Thornton's population has become increasingly diverse:

Racial distribution of Thornton population: 72.50% are White, 1.91% are Black or African American, 1.09% are American Indian and Alaska Native, 5.13% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 6.78% are some other race and 12.57% are multiracial.
Thornton's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 51,563 is Hispanic or Latino (of any race), and 88,975 (63.31% of the total population) is Non-Hispanic.
The largest racial group in Thornton is White with a population of 101,896 (72.50% of the total population).

Thornton's population has already reached its peak and is showing a trend of decline:

The peak population was 146,929 in the year 2019
From 2000 to 2010, Thornton's population increased by 35,841 (42.82%), as compared to the national growth of 9.63%.
From 2010 to 2020, Thornton's population increased by 22,632 (18.93%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Thornton's population was lowest in year 2000 at 83,703.