Madison County, ID Population

Overview

50,979

Total Population

23.3

Median age

48.77%

Female population %

105:100

Gender ratio (M:F)

20-24 years

Largest age group

41.8

Total dependency ratio

White

Largest racial group

4,07

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Madison County is 23.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Madison County's population under 18 was 27.11%, compared to the 22.51% nationwide.
Madison County's elderly or the senior population (over 65 age) was 6.88% as compared to 16.04% nationwide.
Of the total population in Madison County, 22.61% were under the age of 15, 45.23% aged 15 to 29, 25.28% aged 30 to 64, 6.08% aged 65 to 84, and 0.80% were 85 years of age and older.

There are 1,249 less females than males in Madison County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.77% females and 51.23% males in Madison County, ID.
The Madison County, ID gender ratio is 105:100 i.e. 105 men to 100 women (1.050).
For male population, the largest age group is 20-24 years with a population of 6,398.
For the female population, the largest age group is 20-24 years with a population of 5,439.

Madison County's population has become increasingly diverse:

Racial distribution of Madison County population: 91.50% are White, 0.49% are Black or African American, 0.24% are American Indian and Alaska Native, 1.53% are Asian, 0.17% are Native Hawaiian and other Pacific Islander, 2.14% are some other race and 3.93% are multiracial.
Madison County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 4,07 is Hispanic or Latino (of any race), and 46,909 (92.02% of the total population) is Non-Hispanic.
The largest racial group in Madison County is White with a population of 46,647 (91.50% of the total population).

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

The peak population was 54,976 in the year 2022
From 2000 to 2010, Madison County's population increased by 10,095 (36.72%), as compared to the national growth of 9.63%.
From 2010 to 2020, Madison County's population increased by 15,341 (40.81%), 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, Madison County's population was lowest in year 2000 at 27,493.