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World Population Review
Jerome County, Idaho Population 2021
Jerome County, Idaho's estimated population is 25,104 with a growth rate of 1.40% in the past year according to the most recent United States census data. Jerome County, Idaho is the 15th largest county in Idaho. The 2010 Population was 22,442 and has seen a growth of 11.86% since this time.
Note: 2020 and 2021 data is projected
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2021 | 25,104 | 346 | 1.40% |
| 2020 | 24,758 | 346 | 1.42% |
| 2019 | 24,412 | 346 | 1.44% |
| 2018 | 24,066 | 298 | 1.25% |
| 2017 | 23,768 | 335 | 1.43% |
| 2016 | 23,433 | 462 | 2.01% |
| 2015 | 22,971 | 45 | 0.20% |
| 2014 | 22,926 | 158 | 0.69% |
| 2013 | 22,768 | 190 | 0.84% |
| 2012 | 22,578 | 58 | 0.26% |
| 2011 | 22,520 | 78 | 0.35% |
| 2010 | 22,442 | 7,304 | 48.25% |
| 1990 | 15,138 | 298 | 2.01% |
| 1980 | 14,840 | 4,587 | 44.74% |
| 1970 | 10,253 | -1,459 | -12.46% |
| 1960 | 11,712 | -368 | -3.05% |
| 1950 | 12,080 | 2,180 | 22.02% |
| 1940 | 9,900 | 1,542 | 18.45% |
| 1930 | 8,358 | 2,629 | 45.89% |
| 1920 | 5,729 | 0.00% |
2021 Growth Rate
1.40%
County Website
State
Founded
February 8, 1919
County Seat
Lat./Long.
2010 Population
22,442
Growth Since 2010
11.86%
Jerome County, Idaho Population Growth
| Race | Population | Percentage |
|---|---|---|
| White | 22,161 | 93.39% |
| Some Other Race | 613 | 2.58% |
| Two or More Races | 408 | 1.72% |
| Asian | 227 | 0.96% |
| American Indian and Alaska Native | 174 | 0.73% |
| Native Hawaiian and Other Pacific Islander | 106 | 0.45% |
| Black or African American | 41 | 0.17% |
Jerome County, Idaho Population by Race
Jerome County, Idaho Population Pyramid $2021
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Jerome County, Idaho Population by Age
Jerome County, Idaho Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 8,022 | 2.94 | 64.9 |
| Married | 4,351 | 3.51 | 74.9 |
| Non Family | 2,317 | 1.41 | 57 |
| Female | 1,006 | 3.7 | 44.5 |
| Male | 348 | 3.77 | 51.7 |
3.46
Average Family Size
2.94
Average Household Size
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Jerome County, Idaho Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 1,695 | 11.76% |
| 9th to 12th Grade | 1,589 | 11.03% |
| High School Graduate | 4,415 | 30.64% |
| Some College | 3,099 | 21.50% |
| Associates Degree | 1,291 | 8.96% |
| Bachelors Degree | 1,505 | 10.44% |
| Graduate Degree | 817 | 5.67% |
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Jerome County, Idaho Educational Attainment by Sex (over 25)
Jerome County, Idaho Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 9,976 | 8,939 | 2,169 |
| Hispanic | 4,101 | 1,868 | 112 |
| Other Race | 360 | 173 | |
| Asian | 168 | 142 | 16 |
| Native American | 137 | 137 | 39 |
| 2+ Races | 113 | 113 | 13 |
| Islander | 61 | 61 | |
| Black | 24 | 24 | 5 |
The highest rate of high school graduation is among black people with a rate of 100.00%.
The highest rate of bachelors degrees is among native american people with a rate of 28.47%.
Jerome County, Idaho Educational Attainment by Race
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$30,443
Average Earnings
$36,279
Average Male
$23,204
Average Female
Jerome County, Idaho Earnings by Educational Attainment
Jerome County, Idaho Language by Age
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Jerome County, Idaho Language
70.00% of Jerome County, Idaho residents speak only English, while 30.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 29.11% of the population.
Jerome County, Idaho Language
Jerome County, Idaho Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 8,555 | 2,362 | 27.61% |
| White | 14,435 | 1,942 | 13.45% |
| Other | 603 | 99 | 16.42% |
| Multiple | 406 | 83 | 20.44% |
| Asian | 227 | 70 | 30.84% |
| Islander | 106 | 65 | 61.32% |
| Black | 41 | 19 | 46.34% |
19.02%
Overall Poverty Rate
15.62%
Male Poverty Rate
22.47%
Female Poverty Rate
Poverty in Jerome County, Idaho
The race most likely to be in poverty in Jerome County, Idaho is Islander, with 61.32% below the poverty level.
The race least likely to be in poverty in Jerome County, Idaho is White, with 13.45% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.82%. Among those working part-time, it was 20.76%, and for those that did not work, the poverty rate was 22.54%.
Jerome County, Idaho Poverty
Jerome County, Idaho Poverty Rate by Education
Jerome County, Idaho Marital Status
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Marriage Rates
55.7%
Overall Marriage Rate
57.5%
Male Marriage Rate
53.8%
Female Marriage Rate
Jerome County, Idaho Married by Age and Sex
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Jerome County, Idaho Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.
Jerome County, Idaho Marital Status by Race
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Jerome County, Idaho Marital Status
Jerome County, Idaho Veterans by War
Jerome County, Idaho Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 1,071 | 6.95% |
| Hispanic | 74 | 1.47% |
| 2+ Races | 35 | 25.36% |
| Asian | 28 | 15.56% |
Jerome County, Idaho Veterans by Race
Jerome County, Idaho Veterans by Education
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6.32%
Veteran Poverty Rate
34.25%
Veteran Disability Rate
Jerome County, Idaho Veterans by Education
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67.1%
Labor Force Participation
64.7%
Employment Rate
3.6%
Unemployment Rate
Jerome County, Idaho Employment by Age
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Jerome County, Idaho Employment by Race
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Jerome County, Idaho Employment by Education
Origin of Non-Citizens
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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
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83.57%
Native Born
16.43%
Foreign Born
13.76%
Non Citizen
2.68%
Naturalized
Place of Birth
83.57% of Jerome County, Idaho residents were born in the United States, with 50.68% having been born in Idaho. 13.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Jerome County, Idaho Place of Birth
- 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