Photo: Tracey Elizabeth · CC BY 2.0Living in Helena, MT: what to set up and who to call
Helena Water System reported 3 health-based violations to EPA in the last five years: disinfection byproducts (HAA5) ×3. 83% of systems its size reported none. Helena has its own drop-off, Helena Solid Waste Department.
I’m new in town
What to set up in Helena, 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 Helena.
Power comes from NorthWestern Energy
NorthWestern Energy (NorthWestern Energy LLC - (MT)), an investor-owned utility, serves all of Helena. 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.
Water comes from Helena Water System
Helena Water System supplies almost all of Helena. It draws surface water and serves 32,091 people in all.
3 health-based violations reported to EPA in the five years to October 2026: disinfection byproducts (HAA5) ×3, the latest beginning Jan 2023. 83% of the 3,525 systems serving 10,001–50,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 3.0 ppb, below the 15 ppb action level that applied. That’s higher than 79% 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. MT0000241.
7 home internet providers serve Helena
97% of 11,184 addresses can get 100/20 Mbps; 28% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 96% | 1,000/35 |
| The Montana Internet | Fixed wireless, Fiber | 84% | 500/50 |
| TDS Telecom | Fiber | 24% | 8,000/8,000 |
| CenturyLink | DSL, Fiber | 19% | 60/5 |
| Verizon | Fixed wireless | 74% | 300/20 |
| AT&T | Fixed wireless | 49% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Helena has its own drop-off: Helena Solid Waste Department
Where to take trash and recycling in Helena, and where the rules are.
Helena Solid Waste Department
Before you go, check the rules on helenamt.gov.
OpenStreetMap, as of Oct 9, 2026 (last edited Dec 2019). © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Helena is in two districts that split the grades: Helena High School District and Helena Elementary School District.
B+School gradeSee 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 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Helena spans 2 ZIP codes
ZIP codes where Helena residents live, with the share of the town in each.
| ZIP | Post office name | Share of Helena | ZIP’s residents in Helena |
|---|---|---|---|
| 59601 | Helena, MT | 89% | 93% |
| 59602 | Helena, MT | 10% | 11% |
A few homes fall in 59625. 59604, 59620, 59623, 59624, 59626 are P.O. box or single-organization ZIPs with no homes.
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 Helena
Who supplies Helena’s drinking water, and has it had violations?
Helena Water System (EPA ID MT0000241). It reported 3 health-based violations to EPA in the five years to October 2026: disinfection byproducts (HAA5) ×3. 83% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Helena?
NorthWestern Energy (NorthWestern Energy LLC - (MT)), an investor-owned utility. Its homes paid about 14.4¢ per kWh in 2025 (EIA).
What internet providers serve Helena?
Spectrum, The Montana Internet, TDS Telecom, CenturyLink, Verizon, AT&T (FCC, as of December 2025).
What ZIP codes are in Helena?
59601 (89%), 59602 (10%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Helena in?
Helena High School District and Helena Elementary School District. Parts of the city are in East Helena K-12.
How do I register to vote in Helena?
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 Lewis and Clark County Election Administrator. Check your registration at prodvoterportal.mt.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 National Broadband Map, as of December 2025.