Photo: Tomás Del Coro from Las Vegas, Nevada, USA · CC BY-SA 2.0Living in Mountain Home AFB, ID: what to set up and who to call
Mountain Home AFB has no town government of its own, so Elmore County runs its elections and most services, and its children attend Mountain Home School District 193. Only 50% of addresses in Mountain Home AFB can get a wired internet connection, by the FCC’s map.
I’m new in town
What to set up in Mountain Home AFB, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Mountain Home AFB.
Power comes from Idaho Power
Idaho Power (Idaho Power Co), an investor-owned utility, serves all of Mountain Home AFB. Its homes paid an average of 11.8¢ per kWh in 2025, about $106 a month (its average across Idaho).
Start or move service: idahopower.com · (800) 488-6151
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mountain Home Air Force Base water system
The Mountain Home Air Force Base water system supplies almost all of Mountain Home AFB. It draws ground water and serves 7,500 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2026–Dec 2028, was 4.0 ppb, below the 15 ppb action level that applied. That’s higher than 87% of similar systems’ latest results.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0 (EPA’s estimate). Violations are counted by the start of their compliance period. ID4200054.
2 home internet providers serve Mountain Home AFB
0% of 2 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| CenturyLink | DSL | 50% | 10/1 |
| Verizon | Fixed wireless | 100% | 25/6 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Mountain Home AFB’s trash rules yet
Pickup rules, the dump and recycling in Mountain Home AFB.
Where your child goes to school
Public school districts and the school path by grade.
Mountain Home AFB is in Mountain Home School District 193.
CSchool gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Mountain Home AFB is unincorporated, so Elmore County is the local government.
Election office: FVAP local election office directory, updated Sep 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Mountain Home AFB is in ZIP code 83648
ZIP codes where Mountain Home AFB residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mountain Home AFB | ZIP’s residents in Mountain Home AFB |
|---|---|---|---|
| 83648 | Mountain Home Afb, ID | 100% | 100% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Mountain Home AFB
Who supplies Mountain Home AFB’s drinking water, and has it had violations?
The Mountain Home Air Force Base water system (EPA ID ID4200054). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 4.0 ppb (Jan 2026–Dec 2028), against a 15 ppb action level.
Who provides electricity in Mountain Home AFB?
Idaho Power (Idaho Power Co), an investor-owned utility. Its homes paid about 11.8¢ per kWh in 2025 (EIA).
What internet providers serve Mountain Home AFB?
CenturyLink, Verizon (FCC, as of December 2025).
What ZIP codes are in Mountain Home AFB?
83648. Census 2020 ZIP Code Tabulation Areas.
What school district is Mountain Home AFB in?
Mountain Home School District 193.
How do I register to vote in Mountain Home AFB?
In Idaho you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before). Elections here are run by the Elmore County Clerk. Check your registration at elections.sos.idaho.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Sep 12, 2025 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.