Photo: Idawriter · CC BY-SA 3.0Living in Imlay Township, SD: what to set up and who to call
All of Imlay Township gets its mail under one ZIP code, 57780. The ER is a drive from Imlay Township: the closest is Hans P Peterson Memorial Hospital - Cah, 36.1 miles away.
I’m new in town
What to set up in Imlay Township, 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 Imlay Township.
Power comes from Black Hills Energy
Black Hills Energy (Black Hills Power, Inc.), an investor-owned utility, serves all of Imlay Township. Its homes paid an average of 15.1¢ per kWh in 2025, about $106 a month (its average across South Dakota).
Start or move service: blackhillspower.com · (800) 742-8948
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
1 home internet providers serve Imlay Township
86% of 9 addresses can get 100/20 Mbps; 86% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Golden West Telecommunications | Fiber | 89% | 1,000/1,000 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Imlay Township’s trash rules yet
Pickup rules, the dump and recycling in Imlay Township.
Where your child goes to school
Public school districts and the school path by grade.
Imlay Township is in Wall School District 51-5.
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 Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Imlay Township is in ZIP code 57780
ZIP codes where Imlay Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Imlay Township | ZIP’s residents in Imlay Township |
|---|---|---|---|
| 57780 | Scenic, SD | 100% | 9% |
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 Imlay Township
Who provides electricity in Imlay Township?
Black Hills Energy (Black Hills Power, Inc.), an investor-owned utility. Its homes paid about 15.1¢ per kWh in 2025 (EIA).
What internet providers serve Imlay Township?
Golden West Telecommunications (FCC, as of December 2025).
What ZIP codes are in Imlay Township?
57780. Census 2020 ZIP Code Tabulation Areas.
What school district is Imlay Township in?
Wall School District 51-5.
How do I register to vote in Imlay Township?
South Dakota has no online registration; you can register in person until 15 days before Election Day or by mail (received 15 days before). Elections here are run by the Pennington County Auditor. Check your registration at vip.sdsos.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 Aug 3, 2026 (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.