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Jerome County, Idaho

Jerome County profile, demographic data, and geographic information.

Jerome County is a county located in Idaho, United States of America. As of official census estimates, it has a reported population of 26,362. The land area covers 597.55 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Jerome County
Official Title: Jerome County Clerk/auditor
Address: 300 N LINCOLN AVE, RM 300, JEROME ID 83338-2344

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 26,362 — 2025 / Census
Median Age 34 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 8,277 ±231 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 8,810 ±28
Occupied Housing Units 8,277 ±231
Vacant Housing Units 533 ±227
Median Home Value $271,800 ±$16,969
Median Gross Rent $966 ±$81
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $71,724 ±$3,145
Per Capita Income $29,353 ±$1,921
Poverty Rate 12.6% ±2.7%
Population Below Poverty Level 3,144 ±671
Unemployment Rate 3.6% ±1.1%
Civilian Labor Force, Employed 11,664 ±410
Broadband Internet Rate 89.4% ±1.7%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at HAZELTON, ID US, located 9.1 miles from Jerome County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 35.8° 19.8° 27.8° 1.34" —
February 41.2° 22.6° 31.9° 0.84" —
March 52.1° 29.3° 40.7° 1.05" —
April 59.2° 33.5° 46.4° 0.97" —
May 69.1° 41.9° 55.5° 1.25" —
June 78.6° 48.8° 63.7° 0.71" —
July 89.2° 56.1° 72.6° 0.20" —
August 87.8° 53.7° 70.8° 0.29" —
September 77.6° 44.8° 61.2° 0.50" —
October 62.6° 34.3° 48.4° 0.96" —
November 47.3° 25.7° 36.5° 1.06" —
December 36.2° 19.8° 28.0° 1.55" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 16053. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.