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The Lake Mary Ronan handbook

Living in Lake Mary Ronan, MT: what to set up and who to call

Lake Mary Ronan has no town government of its own, so Lake County runs its elections and most services, and its children attend Upper West Shore Elementary School District. The ER is a drive from Lake Mary Ronan: the closest is Providence St. Joseph Medical Center, 19 miles away.

Which school will my kid attend?How do I register to vote?ZIP codes
Lake Mary Ronan has no town government. It’s a census-designated place in Lake County, so the county and regional agencies provide most services. This page answers what we can; the same answers appear on Lake Mary Ronan’s town page under “Getting set up”.

I’m new in town

What to set up in Lake Mary Ronan, and who provides it. Tap an answer for the details and where they come from.

PowerNorthWestern Energyinvestor-owned utility · 14.4¢/kWhMore →
InternetWhich providers serve Lake Mary RonanData pending · FCC map (D4)
Trash & dumpNot on file yetWe don’t have Lake Mary Ronan’s trash rules yetMore →SchoolPolson High and Upper West Shore Elementary districtsWhich school depends on grade and addressMore →Register to voteIn personRules from vote.govMore →ZIP code59929Where people live, not P.O. boxesMore →
Home services

Power, water and internet

Who to call to start service at a new address in Lake Mary Ronan.

Electricity

Power comes from NorthWestern Energy

NorthWestern Energy (NorthWestern Energy LLC - (MT)), an investor-owned utility, serves all of Lake Mary Ronan. Its homes paid an average of 14.4¢ per kWh in 2025, about $102 a month (its average across Montana, for customers on its standard service). Montana lets you buy power from another supplier; 0% of NorthWestern Energy’s home customers do, and NorthWestern Energy still delivers it.

Start or move service: northwesternenergy.com · (888) 467-2669

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Internet

Which providers serve Lake Mary Ronan

Data pending · D4

This card will list the home internet providers the FCC’s National Broadband Map shows in Lake Mary Ronan, 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.

Trash & recycling

We don’t have Lake Mary Ronan’s trash rules yet

Pickup rules, the dump and recycling in Lake Mary Ronan.

Trash, recycling and bulk pickupNot on fileLake Mary Ronan has no town government of its own, so look for trash and recycling rules on the county’s site.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Lake Mary Ronan kids go to
PK–6Dayton Schoolin Dayton
9–12Polson High Schoolin Polson

Lake Mary Ronan is in two districts that split the grades: Upper West Shore Elementary School District and Polson High 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.

Government & voting

No town hall: the county runs things

Lake Mary Ronan is unincorporated, so Lake County is the local government.

Local governmentLake CountyLake Mary Ronan is a census-designated place: no town hall of its ownCensus
Who runs elections hereLake County Election AdministratorElections here are run by Lake County (county election office). 500 1st Street E, Polson, MT 59860-2710 · (406) 883-7269 · [email protected]FVAP, Sep 2025
Register to voteIn personMontana has no online registration; you can register in person up to and including Election Day or by mail (postmarked 30 days before).vote.govCheck your registration and polling placeprodvoterportal.mt.govThe state’s voter lookup

Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Lake Mary Ronan is in ZIP code 59929

ZIP codes where Lake Mary Ronan residents live, with the share of the town in each.

ZIPPost office nameShare of Lake Mary RonanZIP’s residents in Lake Mary Ronan
59929Proctor, MT100%23%

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

Nearest emergency roomProvidence St. Joseph Medical Center19 miles awayGet a library cardNorth Lake County Public Library102 1st Street East · (406) 883-8225

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Lake Mary Ronan

Who provides electricity in Lake Mary Ronan?

NorthWestern Energy (NorthWestern Energy LLC - (MT)), an investor-owned utility. Its homes paid about 14.4¢ per kWh in 2025 (EIA).

What ZIP codes are in Lake Mary Ronan?

59929. Census 2020 ZIP Code Tabulation Areas.

What school district is Lake Mary Ronan in?

Upper West Shore Elementary School District and Polson High School District.

How do I register to vote in Lake Mary Ronan?

Montana has no online registration; you can register in person up to and including Election Day or by mail (postmarked 30 days before). Elections here are run by the Lake County Election Administrator. Check your registration at prodvoterportal.mt.gov.

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.