Ada County, Idaho Population 2022
Ada County, Idaho's estimated population is 520,056 with a growth rate of 2.53% in the past year according to the most recent United States census data. Ada County, Idaho is the 2nd largest county in Idaho. The 2010 Population was 393,354 and has seen a growth of 32.21% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2022 | 520,056 | 12,823 | 2.53% |
| 2021 | 507,233 | 12,823 | 2.59% |
| 2020 | 494,410 | 12,823 | 2.66% |
| 2019 | 481,587 | 12,823 | 2.74% |
| 2018 | 468,764 | 12,216 | 2.68% |
| 2017 | 456,548 | 12,062 | 2.71% |
| 2016 | 444,486 | 11,624 | 2.69% |
| 2015 | 432,862 | 7,391 | 1.74% |
| 2014 | 425,471 | 9,520 | 2.29% |
| 2013 | 415,951 | 7,089 | 1.73% |
| 2012 | 408,862 | 7,600 | 1.89% |
| 2011 | 401,262 | 7,908 | 2.01% |
| 2010 | 393,354 | 187,579 | 91.16% |
| 1990 | 205,775 | 32,739 | 18.92% |
| 1980 | 173,036 | 60,806 | 54.18% |
| 1970 | 112,230 | 18,770 | 20.08% |
| 1960 | 93,460 | 22,811 | 32.29% |
| 1950 | 70,649 | 20,248 | 40.17% |
| 1940 | 50,401 | 12,476 | 32.90% |
| 1930 | 37,925 | 2,712 | 7.70% |
| 1920 | 35,213 | 6,125 | 21.06% |
| 1910 | 29,088 | 17,529 | 151.65% |
| 1900 | 11,559 | 3,191 | 38.13% |
| 1890 | 8,368 | 3,694 | 79.03% |
| 1880 | 4,674 | 1,999 | 74.73% |
| 1870 | 2,675 | 0.00% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 413,350 | 90.48% |
| Two or More Races | 15,397 | 3.37% |
| Asian | 11,617 | 2.54% |
| Some Other Race | 6,965 | 1.52% |
| Black or African American | 6,274 | 1.37% |
| American Indian and Alaska Native | 2,407 | 0.53% |
| Native Hawaiian and Other Pacific Islander | 839 | 0.18% |
Ada County, Idaho Population Pyramid $2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 173,353 | 2.58 | 69.3 |
| Married | 88,356 | 3.25 | 83.8 |
| Non Family | 63,288 | 1.33 | 53.8 |
| Female | 14,568 | 3.48 | 51.7 |
| Male | 7,141 | 3.59 | 63.5 |
3.22
Average Family Size
2.58
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 4,306 | 1.40% |
| 9th to 12th Grade | 10,592 | 3.44% |
| High School Graduate | 68,859 | 22.37% |
| Some College | 74,881 | 24.32% |
| Associates Degree | 30,613 | 9.94% |
| Bachelors Degree | 78,620 | 25.54% |
| Graduate Degree | 39,984 | 12.99% |
Ada County, Idaho Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 269,061 | 259,293 | 106,388 |
| Hispanic | 20,018 | 16,601 | 3,934 |
| Asian | 8,290 | 7,244 | 4,073 |
| 2+ Races | 6,720 | 6,422 | 3,114 |
| Other Race | 4,472 | 3,496 | 717 |
| Black | 2,897 | 2,578 | 809 |
| Native American | 1,805 | 1,624 | 359 |
| Islander | 665 | 665 | 222 |
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 49.13%.
$41,097
Average Earnings
$49,973
Average Male
$33,981
Average Female
Ada County, Idaho Language by Age
Ada County, Idaho Language
91.31% of Ada County, Idaho residents speak only English, while 8.69% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.28% of the population.
Ada County, Idaho Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 379,929 | 37,114 | 9.77% |
| Hispanic | 35,564 | 5,901 | 16.59% |
| Black | 6,035 | 2,219 | 36.77% |
| Multiple | 15,132 | 1,755 | 11.60% |
| Asian | 11,489 | 1,720 | 14.97% |
| Other | 985 | NaN% | |
| Native | 2,070 | 567 | 27.39% |
| Islander | 808 | 321 | 39.73% |
10.85%
Overall Poverty Rate
10.16%
Male Poverty Rate
11.52%
Female Poverty Rate
Poverty in Ada County, Idaho
The race most likely to be in poverty in Ada County, Idaho is Islander, with 39.73% below the poverty level.
The race least likely to be in poverty in Ada County, Idaho is Multiple, with 11.60% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.06%. Among those working part-time, it was 16.18%, and for those that did not work, the poverty rate was 19.16%.
Ada County, Idaho Marital Status
Marriage Rates
52.0%
Overall Marriage Rate
52.5%
Male Marriage Rate
51.4%
Female Marriage Rate
Ada County, Idaho Married by Age and Sex
Ada County, Idaho Marriage
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Ada County, Idaho Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 28,091 | 8.89% |
| Hispanic | 1,263 | 5.10% |
| 2+ Races | 602 | 7.08% |
| Other Race | 432 | 7.71% |
| Asian | 393 | 4.33% |
| Black | 220 | 5.75% |
| Native American | 179 | 8.59% |
| Islander | 7 | 0.90% |
Ada County, Idaho Veterans by Education
6.34%
Veteran Poverty Rate
26.35%
Veteran Disability Rate
66.4%
Labor Force Participation
63.5%
Employment Rate
3.9%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
44.99%
Born in Ada County, Idaho
94.17%
Native Born
5.83%
Foreign Born
2.84%
Non Citizen
2.99%
Naturalized
Place of Birth
94.17% of Ada County, Idaho residents were born in the United States, with 44.99% having been born in Idaho. 2.84% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990