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Jerome County, ID
3 cities and towns and 3 ZIP codes in Jerome County, Idaho.
Population
25,173
Land area
598sq mi
People per sq mi
42
ZIP codes
3
Cities and towns in Jerome County
Jerome County at a glance
- Jerome County is 80% denser than Idaho as a whole.
- Households here earn a median of $71,724 a year, 8% less than the Idaho figure of $77,800.
- A typical owner-occupied home is valued at $271,800 (35% below Idaho) and median rent is $966 a month.
- The biggest population centers are Jerome (12,930), Hazelton (977) and Eden (421).
Local data for Jerome County, ID
Counts from official public data
Housing and community stats
Jerome County, ID, American Community Survey 2020-2024
Median household income
$71,724
Poverty rate
12.6%
Median home value
$271,800
Prices +15.5% in a year
Median rent
$966/mo
Homeownership
75.2%
Bachelor's or higher
14.0%
Median age
34.0
Average commute
21.7 min
Largest reported origins and ancestries: Mexican Americans (9,049), German Americans (2,695), Irish Americans (1,579).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.1%
Aug 2026, +0.1 pts in a year
Average annual pay
$54,347
12,328 jobs, 2025
Income per person
$49,185
BEA, 2024
Federal spending
$111M
FY 2026, $4,569 per person
PPP loans
$56M
596 loans, 6,821 jobs reported
Campaign donations
$73.4K
Itemized, 2026 cycle
How people get to work
Jerome County, ID, workers 16 and older. American Community Survey 5-year estimates
- Drove alone80.6%
- Carpooled11.3%
- Public transit0.1%
- Walked0.8%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other1.3%
- Worked from home5.8%
Average one-way commute: 21.7 minutes for people who do not work from home.
Environment and hazard risk
Jerome County, ID, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: wildfire
Storm events since 1996
122
Most often high wind
July high / Jan low
89° / 20°F
10.7 inches of rain a year
Toxic release facilities
4
No Superfund sites
Hazards, floods and storm historyCheck a flood zone63 historic places
Health statistics
Share of adults in Jerome County, ID, CDC PLACES estimates
Obesity
35.8%
U.S. 33.3% +2.5 pts
Diabetes
12.6%
U.S. 12.1% +0.5 pts
Smoking
15.7%
U.S. 12.8% +2.9 pts
Uninsured (18-64)
20.4%
U.S. 11.1% +9.3 pts
Cities, towns and ZIP codes in Jerome County
Population shown
Frequently asked questions
- What is the largest city in Jerome County, ID?
- Jerome is the largest city or town in Jerome County, with about 12,930 residents.
- How many ZIP codes are in Jerome County?
- Jerome County includes 3 ZIP Code Tabulation Areas, including 83325, 83335, 83338.
- What is the population of Jerome County, ID?
- About 25,173 people live in Jerome County, based on American Community Survey 5-year estimates.
- What counties border Jerome County?
- Jerome County borders Twin Falls County, Cassia County, Minidoka County, Gooding County, Lincoln County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023