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COUNTY

Jerome County

Idaho · 26,362 residents (2025 est.) · 597.543 sq mi
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Notable rankings
#146Most foreign-born residentsof 3,14417.9%
The short version

Jerome County has lower-than-average household income, with a median household income of $71,724. Population has grown 37% since 2000. 14% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has roughly tripled since 2000, reaching $271,800. At a median age of 34.0, residents skew younger than the country as a whole. It sits in the top 10% of US counties for household income.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 34.0
US median: 38.9
Less educated
14% hold a bachelor's degree
US average: 36%
Less affordable
home values up 65%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
25,173
+37%since 2000
from 18,342 in 2000
1990 – 2025
Population density
42 / sq mi
+25%since 2009
from 34 / sq mi in 2009
US average: 281
Median age
34.0
+3%since 2000
from 32.9 in 2000
US average: 38.9

PEP 2025 EST:26,362 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
14K17K20K23K26K1990201020202024Jerome County
202425K
1990201020202024
Age distribution, 2024
Under 57.3%(1,826)
US avg: 5.6%
5 to 97.4%(1,851)
US avg: 6%
10 to 149.4%(2,359)
US avg: 6.4%
15 to 198.3%(2,093)
US avg: 6.6%
20 to 246.1%(1,529)
US avg: 6.5%
25 to 3412.7%(3,204)
US avg: 13.7%
35 to 4413.4%(3,371)
US avg: 13.2%
45 to 5410.7%(2,698)
US avg: 12.2%
55 to 6411.4%(2,879)
US avg: 12.7%
65 to 748.6%(2,159)
US avg: 10.2%
75 to 843.2%(815)
US avg: 5.1%
85 and over1.5%(389)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$71,724
+13%inflation adjusted, since 2000
from $34,696 in 2000
US average: $82,259
1990 – 2024
Per capita income
$29,353
+89%since 2000
from $15,530 in 2000
US average: $44,673
Households earning $100K+
47.0%
+29.0 ptssince 2009
from 17.9% in 2009
US average: 53.3%
Poverty rate
12.6%
−1.3 ptssince 2000
from 13.9% in 2000
US average: 12.5%
Income inequality (Gini)
0.411
+6%since 2010
from 0.389 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade13.6%
US avg: 9.9%
Agriculture, forestry, fishing13.4%
US avg: 1.6%
Construction13.4%
US avg: 1.2%
Information10.9%
US avg: 10.8%
Wholesale trade8.9%
US avg: 6.9%
Finance & insurance7.3%
US avg: 5.9%
Professional, scientific, technical6.3%
US avg: 5.1%
Transportation & warehousing3%
US avg: 2.2%
Other services2.9%
US avg: 6.7%
Public administration1.6%
US avg: 4.8%
Education & health services1.1%
US avg: 0.9%
Arts, entertainment, food0.3%
US avg: 1.9%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$271,800
+65%inflation adjusted, since 2000
from $90,700 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$966
+10%inflation adjusted, since 2000
from $480 in 2000
US average: $1,442
Owner-occupied
75.2%
+5.3 ptssince 2000
from 70.0% in 2000
24.8% rent
Vacancy rate
6.0%
−3.0 ptssince 2009
from 9.0% in 2009
US average: 10.0%
Owner cost-burdened
22.0%
+0.2 ptssince 2009
from 21.8% in 2009
US average: 22.9%
Renter cost-burdened
28.7%
−1.4 ptssince 2009
from 30.2% in 2009
US average: 47.4%
Afford Score
3.8
+17%since 2009
from 3.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
63
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Jerome County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic80.6%(14,791)
Black0.1%(21)
Hispanic / Latino17.2%(3,150)
Asian0.3%(49)
Other0%
2024
White, non-Hispanic56.8%(14,304)
Black0.1%(24)
Hispanic / Latino39.2%(9,873)
Asian0%(6)
Other3.8%(966)
Diversity Score
65
+24%since 2009
from 52 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
21
+14%since 2020
from 18 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican35.9%(9,049)
Peruvian1.3%(320)
Salvadoran0.2%(58)
Colombian0.2%(56)
Chilean0.2%(55)
Ecuadorian0.2%(47)
Guatemalan0.1%(36)
Cuban0.1%(20)
Spaniard0.1%(20)
Nicaraguan0.1%(19)
+ 1 more hispanic origin group with data
Asian origin
Chinese0%(1)
Ancestry
English13.2%(3,329)
German10.7%(2,695)
American6.8%(1,719)
Irish6.3%(1,579)
Scottish2.5%(634)
Norwegian2%(498)
Dutch1.2%(291)
Swedish1.1%(283)
Italian0.9%(238)
Portuguese0.8%(213)
Scotch-Irish0.8%(212)
Polish0.8%(209)
+ 20 more ancestry groups with data
Danish0.7%(170)
French0.4%(105)
Welsh0.4%(103)
British0.3%(70)
Slovak0.2%(60)
Swiss0.2%(47)
Lithuanian0.2%(41)
Czech0.2%(39)
Austrian0.1%(32)
Russian0.1%(30)
Serbian0.1%(23)
Iranian0.1%(21)
Canadian0.1%(16)
Armenian0.1%(15)
Finnish0.1%(13)
Belgian0%(6)
RANKED:Largest Mexican population · Largest English population · Largest German population · Largest American population · Largest Irish population
Section 05

Education

Bachelor's degree or higher
14.0%
Unchangedsince 2000
from 14.0% in 2000
US average: 35.6%
High school or higher
73.5%
−1.5 ptssince 2000
from 75.1% in 2000
US average: 89.6%
Graduate degree
3.8%
−0.4 ptssince 2000
from 4.1% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
21.7 min
+69%since 2000
from 12.9 min in 2000
US average: 26.5
Drive alone to work
80.6%
+0.2 ptssince 2009
from 80.4% in 2009
US average: 68.9%
Carpooled to work
11.3%
+3.4 ptssince 2009
from 8.0% in 2009
US average: 8.5%
Public transit
0.1%
+0.1 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
5.8%
−0.2 ptssince 2009
from 6.0% in 2009
US average: 15.0%
Walked to work
0.8%
−3.5 ptssince 2009
from 4.3% in 2009
US average: 2.4%
Biked to work
0.1%
−0.1 ptssince 2009
from 0.2% in 2009
US average: 0.4%
No vehicle available
3.2%
−0.7 ptssince 2009
from 4.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
3.6%
−2.1 ptssince 2011
from 5.7% in 2011
US average: 5.2%
Labor force participation
64.9%
−1.3 ptssince 2011
from 66.2% in 2011
US average: 63.5%
Self-employed
10.5%
Unchangedsince 2009
from 10.5% in 2009
US average: 13.1%
Management & professional
26.6%
−26.6 ptssince 2009
from 53.2% in 2009
US average: 42.5%
Section 08

People & community

Male
51.3%
+0.5 ptssince 2009
from 50.9% in 2009
Female
48.7%
−0.5 ptssince 2009
from 49.1% in 2009
Foreign born
17.9%
+2.8 ptssince 2009
from 15.1% in 2009
US average: 14.1%
Veterans
6.2%
−45.2 ptssince 2009
from 51.4% in 2009
US average: 6.2%
With a disability
14.2%
+3.6 ptssince 2012
from 10.6% in 2012
US average: 13.3%
Uninsured
14.8%
−54.2 ptssince 2013
from 69.0% in 2013
US average: 8.4%
Broadband at home
89.4%
+20.7 ptssince 2017
from 68.7% in 2017
US average: 91.0%
English only at home
65.3%
−7.3 ptssince 2016
from 72.6% in 2016
US average: 77.7%
Spanish at home
33.7%
+6.9 ptssince 2016
from 26.7% in 2016
US average: 13.6%
Marital status
Men 15+
Never married34.2%(3,379)
Married53.2%(5,251)
Widowed2.3%(230)
Divorced10.3%(1,014)
Women 15+
Never married25.4%(2,355)
Married58.2%(5,395)
Widowed5.9%(542)
Divorced10.5%(971)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Head to head

Compare Jerome County to nearby counties

JEROME COUNTY VS
Lincoln County
Income$71,453same
Home value$255,600−6%
Population5,603−79%
SEE FULL COMPARISON →
JEROME COUNTY VS
Twin Falls County
Income$67,409−6%
Home value$337,900+24%
Population97,539+270%
SEE FULL COMPARISON →
JEROME COUNTY VS
Minidoka County
Income$70,377−2%
Home value$262,600−3%
Population22,911−13%
SEE FULL COMPARISON →
JEROME COUNTY VS
Gooding County
Income$63,559−11%
Home value$250,900−8%
Population16,446−38%
SEE FULL COMPARISON →
Frequently asked

How many people live in Jerome County, Idaho?

Jerome County, Idaho has about 25,173 residents according to the 2024 American Community Survey.

What is the median household income in Jerome County, Idaho?

The typical household in Jerome County, Idaho earns about $71,724 a year. Half of households make more than that, and half make less.

Is Jerome County, Idaho expensive?

In Jerome County, Idaho, the median home is worth about $271,800, and the typical rent is about $966 a month.

How educated are people in Jerome County, Idaho?

About 14.0% of adults age 25 and over in Jerome County, Idaho hold a bachelor's degree or higher.

What is the poverty rate in Jerome County, Idaho?

About 12.6% of people in Jerome County, Idaho live below the federal poverty line.

Has Jerome County, Idaho grown since 1990?

Yes, Jerome County, Idaho has grown since 1990. The population has added about 10,035 residents, a change of about 66 percent over that period.

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Explore from here

6 census tracts
Census Tract 9703Census Tract 9705.01Census Tract 9702Census Tract 9701Census Tract 9704Census Tract 9705.02
3 ZIP codes
ZIP 83338ZIP 83335ZIP 83325
Up the hierarchy
All counties in Idaho
Rankings
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →