Living in Boulder Flats, WY: what to set up and who to call
Boulder Flats has no town government of its own, so Fremont County runs its elections and most services, and its children attend Fremont County School District 14. Power in Boulder Flats comes from High Plains Power, a cooperative utility rather than a private company.
I’m new in town
What to set up in Boulder Flats, 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 Boulder Flats.
Power comes from High Plains Power
High Plains Power (High Plains Power Inc), a cooperative utility, serves all of Boulder Flats. Its homes paid an average of 14.2¢ per kWh in 2025, about $135 a month (its average across Wyoming).
Start or move service: www.highplainspower.org · (307) 455-2475
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Fort Washakie water system
The Fort Washakie water system supplies Boulder Flats: about 92% of residents live in its service area. About 8% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 2,620 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 2023–Dec 2025, was 4.0 ppb, below the 15 ppb action level that applied. That’s higher than 88% 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. Violations are counted by the start of their compliance period. 085690003.
Which providers serve Boulder Flats
This card will list the home internet providers the FCC’s National Broadband Map shows in Boulder Flats, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Boulder Flats’ trash rules yet
Pickup rules, the dump and recycling in Boulder Flats.
Where your child goes to school
Public school districts and the school path by grade.
Most of Boulder Flats (96%) is in Fremont County School District 14; parts are in Fremont County School District 21 (4%).
Test scores and every school: see 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
Boulder Flats is unincorporated, so Fremont County is the local government.
Election office: FVAP local election office directory, updated Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Boulder Flats is in ZIP code 82520
ZIP codes where Boulder Flats residents live, with the share of the town in each.
| ZIP | Post office name | Share of Boulder Flats | ZIP’s residents in Boulder Flats |
|---|---|---|---|
| 82520 | Lander, WY | 100% | 3% |
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 Boulder Flats
Who supplies Boulder Flats’ drinking water, and has it had violations?
The Fort Washakie water system (EPA ID 085690003). 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 4.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Boulder Flats?
High Plains Power (High Plains Power Inc), a cooperative utility. Its homes paid about 14.2¢ per kWh in 2025 (EIA).
What ZIP codes are in Boulder Flats?
82520. Census 2020 ZIP Code Tabulation Areas.
What school district is Boulder Flats in?
Fremont County School District 14. Parts of the city are in Fremont County School District 21.
How do I register to vote in Boulder Flats?
Wyoming has no online registration; you can register in person up to and including Election Day or by mail (received 14 days before). Elections here are run by the Fremont County Clerk. Check your registration at sos.wyo.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): pending.