Mountain Home AFB is a community in Elmore County, Idaho, home to about 3,219 people across 10.0 square miles. Its ZIP code is 83648.
All in Mountain Home AFB
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| Nearest major airport | Boise Air Terminal/Gowen Field (BOI)18 miles away |
|---|---|
| Nearest city of 250,000+ | Portland, OR330 miles away |
| Nearest city of 1 million+ | Los Angeles, CA683 miles away |
Straight-line distances from the center of Mountain Home AFB; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mountain Home AFB had 3,191 residents in the 2020 census, down 64% since 2000.
It’s the 48th largest of 232 towns in Idaho by population.
Elmore County grew from 2,286 residents in 1900 to 28,666 in 2020.
Elmore County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 92°F in summer, and winter lows average 23°F. About 13.4 inches of rain and melted snow fall in a typical year, with about 7 inches of snow.
Source: NOAA 1991–2020 climate normals, Emmett 2 E, ID weather station (5 miles away).
4,848 jobs at 477 businesses in Elmore County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
80 doctors and other health care providers list an office in Mountain Home AFB.
Nearest hospitals
Providers with an office here
| Primary care doctors | 12 |
|---|---|
| Specialist doctors | 6 |
| Dentists | 13 |
| Nurse practitioners and physician assistants | 14 |
| Mental health providers | 27 |
| Physical and occupational therapists | 5 |
| Optometrists | 3 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Public schools here are run by Mountain Home District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Stephensen Elementary SchoolMountain Home Afb | Pre-K–4 | 312 | Public | 57.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.