Laura M Welch House · Photo: AlexiusHoratius · CC BY-SA 3.0Living in Sioux Falls, SD: what to set up and who to call
Sioux Falls runs its own electric utility, City of Sioux Falls. Sioux Falls has its own library, Siouxland Libraries, at 200 North Dakota Ave.
I’m new in town
What to set up in Sioux Falls, 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 Sioux Falls.
Power comes from City of Sioux Falls
City of Sioux Falls (City of Sioux Falls - (SD)), a municipal utility, serves 92.0% of Sioux Falls residents.
Start or move service: utilities.siouxfalls.org · (605) 367-8131
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sioux Falls water system
The Sioux Falls water system supplies Sioux Falls: about 87% of residents live in its service area. About 13% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water (EPA lists Lewis and Clark Regional Water Syste as seller) and serves 216,462 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2024, was 3.0 ppb, below the 15 ppb action level that applied. That’s higher than 77% 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. SD4600294.
8 home internet providers serve Sioux Falls
99% of 62,118 addresses can get 100/20 Mbps; 63% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Midco | Cable, Fiber | 100% | 5,000/5,000 |
| Bluepeak | Fiber, Cable, Fixed wireless | 67% | 5,000/5,000 |
| CenturyLink | DSL, Fiber | 54% | 60/5 |
| Quantum Fiber | Fiber | 7% | 2,000/1,000 |
| AT&T | Fixed wireless | 63% | 25/3 |
| Verizon | Fixed wireless | 63% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Sioux Falls’ trash rules yet
Pickup rules, the dump and recycling in Sioux Falls.
Where your child goes to school
Public school districts and the school path by grade.
Most of Sioux Falls (73%) is in Sioux Falls School District 49-5; parts are in Harrisburg School District 41-2 (11%) and Brandon Valley School District 49-2 (10%) and Tri-Valley School District 49-6 (5%).
C+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 Jul 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Sioux Falls spans 7 ZIP codes
ZIP codes where Sioux Falls residents live, with the share of the town in each.
| ZIP | Post office name | Share of Sioux Falls | ZIP’s residents in Sioux Falls |
|---|---|---|---|
| 57106 | Sioux Falls, SD | 24% | 98% |
| 57103 | Sioux Falls, SD | 19% | 100% |
| 57108 | Sioux Falls, SD | 16% | 95% |
| 57104 | Sioux Falls, SD | 13% | 96% |
| 57105 | Sioux Falls, SD | 12% | 100% |
| 57110 | Sioux Falls, SD | 10% | 90% |
| 57107 | Sioux Falls, SD | 5% | 88% |
A few homes fall in 57197, 57117. 57101, 57109, 57118, 57186, 57193, 57198 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 Sioux Falls
Who supplies Sioux Falls’ drinking water, and has it had violations?
The Sioux Falls water system (EPA ID SD4600294). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan–Dec 2024), against a 15 ppb action level.
Who provides electricity in Sioux Falls?
City of Sioux Falls (City of Sioux Falls - (SD)), a municipal utility.
What internet providers serve Sioux Falls?
Midco, Bluepeak, CenturyLink, Quantum Fiber, AT&T, Verizon (FCC, as of December 2025).
What ZIP codes are in Sioux Falls?
57106 (24%), 57103 (19%), 57108 (16%), 57104 (13%), 57105 (12%), 57110 (10%), 57107 (5%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Sioux Falls in?
Sioux Falls School District 49-5. Parts of the city are in Harrisburg School District 41-2 and Brandon Valley School District 49-2 and Tri-Valley School District 49-6.
How do I register to vote in Sioux Falls?
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 Minnehaha County Auditor. Check your registration at vip.sdsos.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 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.