Photo: Lorie Shaull · CC BY-SA 4.0Living in Denham, MN: what to set up and who to call
Most mail in Denham goes to 55783 (68% of residents), one of 2 ZIP codes in town. The nearest library is Moose Lake Public Library, 10.7 miles away.
I’m new in town
What to set up in Denham, 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 Denham.
Power comes from Minnesota Power
Minnesota Power (ALLETE, Inc.), an investor-owned utility, serves 86.5% of Denham residents. Its homes paid an average of 15.9¢ per kWh in 2025, about $107 a month (its average across Minnesota).
Start or move service: mnpower.com · (218) 722-2625
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Which providers serve Denham
This card will list the home internet providers the FCC’s National Broadband Map shows in Denham, 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 Denham’s trash rules yet
Pickup rules, the dump and recycling in Denham.
Where your child goes to school
Public school districts and the school path by grade.
Denham is in Willow River Public School District.
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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Denham spans 2 ZIP codes
ZIP codes where Denham residents live, with the share of the town in each.
| ZIP | Post office name | Share of Denham | ZIP’s residents in Denham |
|---|---|---|---|
| 55783 | Sturgeon Lake, MN | 68% | 1% |
| 55795 | Willow River, MN | 32% | 1% |
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 Denham
Who provides electricity in Denham?
Minnesota Power (ALLETE, Inc.), an investor-owned utility. Its homes paid about 15.9¢ per kWh in 2025 (EIA).
What ZIP codes are in Denham?
55783 (68%), 55795 (32%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Denham in?
Willow River Public School District.
How do I register to vote in Denham?
In Minnesota you can register online until 21 days before Election Day, in person up to and including Election Day, or by mail (received 21 days before). Elections here are run by the Pine County Courthouse. Check your registration at mnvotes.sos.state.mn.us.
Sources & dates
Every answer above names its source. Here they are with their dates.
- 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.