Priest River Experimental Forest · Photo: Jon Roanhaus · CC BY-SA 4.0Living in Coolin, ID: what to set up and who to call
Coolin has no town government of its own, so Bonner County runs its elections and most services, and its children attend West Bonner County School District 83. Power in Coolin comes from Northern Lights, a cooperative utility rather than a private company.
I’m new in town
What to set up in Coolin, 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 Coolin.
Power comes from Northern Lights
Northern Lights (Northern Lights, Inc), a cooperative utility, serves all of Coolin. Its homes paid an average of 12.2¢ per kWh in 2025, about $136 a month (its average across Idaho).
Start or move service: nli.coop · (208) 263-5141
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sunnyside Water Assn
Sunnyside Water Assn supplies Coolin: about 6% of residents live in its service area. About 90% 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 125 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 1.0 ppb, below the 15 ppb action level that applied. That’s higher than 52% 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. ID1090132.
Which providers serve Coolin
This card will list the home internet providers the FCC’s National Broadband Map shows in Coolin, 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 Coolin’s trash rules yet
Pickup rules, the dump and recycling in Coolin.
Where your child goes to school
Public school districts and the school path by grade.
Coolin is in West Bonner County School District 83.
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
Coolin is unincorporated, so Bonner County is the local government.
Election office: FVAP local election office directory, updated Aug 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Coolin spans 2 ZIP codes
ZIP codes where Coolin residents live, with the share of the town in each.
| ZIP | Post office name | Share of Coolin | ZIP’s residents in Coolin |
|---|---|---|---|
| 83821 | Coolin, ID | 97% | 31% |
| 83856 | Priest River, ID | 3% | 0% |
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 Coolin
Who supplies Coolin’s drinking water, and has it had violations?
Sunnyside Water Assn (EPA ID ID1090132). It reported no health-based violations to EPA in the five years to October 2026; 77% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Coolin?
Northern Lights (Northern Lights, Inc), a cooperative utility. Its homes paid about 12.2¢ per kWh in 2025 (EIA).
What ZIP codes are in Coolin?
83821 (97%), 83856 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Coolin in?
West Bonner County School District 83.
How do I register to vote in Coolin?
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 Bonner 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): pending.