Idaho Population

Overview

1.81 million

Total Population

36.8

Median age

49.63%

Female population %

101.5:100

Gender ratio (M:F)

10-14 years

Largest age group

58.0

Total dependency ratio

White

Largest racial group

234,561

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Idaho is 36.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Idaho's population under 18 was 25.33%, compared to the 22.51% nationwide.
Idaho's elderly or the senior population (over 65 age) was 15.85% as compared to 16.04% nationwide.
Of the total population in Idaho, 20.87% were under the age of 15, 20.24% aged 15 to 29, 43.04% aged 30 to 64, 14.26% aged 65 to 84, and 1.59% were 85 years of age and older.

There are 13,441 less females than males in Idaho:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.63% females and 50.37% males in Idaho.
The Idaho gender ratio is 101.5:100 i.e. 101.5 men to 100 women (1.015).
For male population, the largest age group is 10-14 years with a population of 69,888.
For the female population, the largest age group is 10-14 years with a population of 66,826.

Idaho's population has become increasingly diverse:

Racial distribution of Idaho population: 86.54% are White, 0.68% are Black or African American, 1.26% are American Indian and Alaska Native, 1.36% are Asian, 0.17% are Native Hawaiian and other Pacific Islander, 4.30% are some other race and 5.70% are multiracial.
Idaho's racial breakdown clearly shows that there is an absolute majority of White population in the state.
By ethnicity, 234,561 is Hispanic or Latino (of any race), and 1.58 million (87.05% of the total population) is Non-Hispanic.
The largest racial group in Idaho is White with a population of 1.57 million (86.54% of the total population).

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

The peak population was 1,939,033 in the year 2022
From 2000 to 2010, Idaho's population increased by 271,264 (20.87%), as compared to the national growth of 9.63%.
From 2010 to 2020, Idaho's population increased by 278,383 (17.72%), 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, Idaho's population was lowest in year 2000 at 1,299,555.