Photo: Jared Winkler · CC BY-SA 4.0Living in Mount Ayr, IA: what to set up and who to call
Every home in Mount Ayr is in ZIP code 50854. Ringgold County Hospital, 2.7 miles away, is the nearest emergency room.
I’m new in town
What to set up in Mount Ayr, 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 Mount Ayr.
Power comes from Interstate Power and Light
Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility, serves all of Mount Ayr. Its homes paid an average of 17.8¢ per kWh in 2025, about $131 a month (its average across Iowa).
Start or move service: alliantenergy.com · (319) 786-4411
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mount Ayr Water Treatment Plant
Mount Ayr Water Treatment Plant supplies almost all of Mount Ayr. It buys treated surface water (EPA lists Sirwa #2 (Creston) as seller) and serves 1,683 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 2.4 ppb, below the 15 ppb action level that applied. That’s higher than 77% 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. IA8055014.
5 home internet providers serve Mount Ayr
100% of 910 addresses can get 100/20 Mbps; 11% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mediacom Xtream | Cable, Fiber | 99% | 1,000/50 |
| Kinetic | DSL, Fixed wireless, Fiber | 95% | 2,000/2,000 |
| Lockridge Networks | Fixed wireless | 100% | 100/20 |
| Verizon | Fixed wireless | 85% | 300/20 |
| Nextlink | Fixed wireless | 76% | 1,000/1,000 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Mount Ayr’s trash rules yet
Pickup rules, the dump and recycling in Mount Ayr.
Where your child goes to school
Public school districts and the school path by grade.
Mount Ayr is in Mount Ayr Community School District.
ASchool gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Mount Ayr is in ZIP code 50854
ZIP codes where Mount Ayr residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mount Ayr | ZIP’s residents in Mount Ayr |
|---|---|---|---|
| 50854 | Mount Ayr, IA | 100% | 73% |
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 Mount Ayr
Who supplies Mount Ayr’s drinking water, and has it had violations?
Mount Ayr Water Treatment Plant (EPA ID IA8055014). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 2.4 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Mount Ayr?
Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility. Its homes paid about 17.8¢ per kWh in 2025 (EIA).
What internet providers serve Mount Ayr?
Mediacom Xtream, Kinetic, Lockridge Networks, Verizon, Nextlink (FCC, as of December 2025).
What ZIP codes are in Mount Ayr?
50854. Census 2020 ZIP Code Tabulation Areas.
What school district is Mount Ayr in?
Mount Ayr Community School District.
How do I register to vote in Mount Ayr?
In Iowa you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Ringgold County Auditor. Check your registration at sos.iowa.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 Nov 18, 2024 (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.