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The Garrison handbook

Living in Garrison, MT: what to set up and who to call

Garrison has no town government of its own, so Powell County runs its elections and most services, and its children attend Powell County High School District. The closest ER is Deer Lodge Medical Center, 12.2 miles away.

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

I’m new in town

What to set up in Garrison, 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 GarrisonData pending · FCC map (D4)
Trash & dumpNot on file yetWe don’t have Garrison’s trash rules yetMore →SchoolPowell County High and Garrison Elementary districtsWhich school depends on grade and addressMore →Register to voteIn personRules from vote.govMore →ZIP code59731Where people live, not P.O. boxesMore →
Home services

Power, water and internet

Who to call to start service at a new address in Garrison.

Electricity

Power comes from NorthWestern Energy

NorthWestern Energy (NorthWestern Energy LLC - (MT)), an investor-owned utility, serves all of Garrison. 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 Garrison

Data pending · D4

This card will list the home internet providers the FCC’s National Broadband Map shows in Garrison, 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 Garrison’s trash rules yet

Pickup rules, the dump and recycling in Garrison.

Trash, recycling and bulk pickupNot on fileGarrison 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.

Garrison kids go to
PK–6Garrison SchoolGarrison Elementary School District
9–12Powell County High Schoolin Deer Lodge

Garrison is in two districts that split the grades: Powell County High School District and Garrison Elementary 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

Garrison is unincorporated, so Powell County is the local government.

Local governmentPowell CountyGarrison is a census-designated place: no town hall of its ownCensus
Who runs elections herePowell County Election AdministratorElections here are run by Powell County (county election office). 409 Missouri Ave., Deer Lodge, MT 59722-1078 · (406) 846-9786 · [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

Garrison is in ZIP code 59731

ZIP codes where Garrison residents live, with the share of the town in each.

ZIPPost office nameShare of GarrisonZIP’s residents in Garrison
59731Garrison, MT100%54%

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 roomDeer Lodge Medical Center12.2 miles awayGet a library cardWilliam K. Kohrs Memorial Library501 Missouri Ave · (406) 846-2622

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

Questions about living in Garrison

Who provides electricity in Garrison?

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 Garrison?

59731. Census 2020 ZIP Code Tabulation Areas.

What school district is Garrison in?

Powell County High School District and Garrison Elementary School District. Parts of the city are in Deer Lodge Elementary School District.

How do I register to vote in Garrison?

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 Powell 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.