Trempealeau County, WI Population

Overview

30,504

Total Population

40.6

Median age

49.01%

Female population %

104:100

Gender ratio (M:F)

10-14 years

Largest age group

64.4

Total dependency ratio

White

Largest racial group

2,784

Hispanic population

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

TABLE OF CONTENTS

Age

Trempealeau County's population is old compared to the rest of the country:

The median age in Trempealeau County is 40.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Trempealeau County's population under 18 was 25.30%, compared to the 22.51% nationwide.
Trempealeau County's elderly or the senior population (over 65 age) was 18.08% as compared to 16.04% nationwide.
Of the total population in Trempealeau County, 21.09% were under the age of 15, 16.31% aged 15 to 29, 44.52% aged 30 to 64, 15.80% aged 65 to 84, and 2.28% were 85 years of age and older.

There are 602 less females than males in Trempealeau County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.01% females and 50.99% males in Trempealeau County, WI.
The Trempealeau County, WI gender ratio is 104:100 i.e. 104 men to 100 women (1.040).
For male population, the largest age group is 10-14 years with a population of 1,245.
For the female population, the largest age group is 10-14 years with a population of 1,156.

Trempealeau County's population has become increasingly diverse:

Racial distribution of Trempealeau County population: 92.27% are White, 0.47% are Black or African American, 0.32% are American Indian and Alaska Native, 0.45% are Asian, 0.11% are Native Hawaiian and other Pacific Islander, 4.77% are some other race and 1.62% are multiracial.
Trempealeau County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 2,784 is Hispanic or Latino (of any race), and 27,72 (90.87% of the total population) is Non-Hispanic.
The largest racial group in Trempealeau County is White with a population of 28,146 (92.27% of the total population).

Trempealeau County's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 30,899 in the year 2022
From 2000 to 2010, Trempealeau County's population increased by 1,795 (6.64%), as compared to the national growth of 9.63%.
From 2010 to 2020, Trempealeau County's population increased by 1,960 (6.79%), 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, Trempealeau County's population was lowest in year 2001 at 27,021.