Living in Harper Woods, MI: what to set up and who to call
The Harper Woods water system reported one health-based violation to EPA in the last five years: a lead and copper treatment requirement (Lead and Copper Rule), beginning Dec 2023. Harper Woods runs its own elections, so the Harper Woods City Clerk, not a county office, keeps the voter rolls.
I’m new in town
What to set up in Harper Woods, 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 Harper Woods.
Power comes from DTE
DTE (DTE Electric Co.), an investor-owned utility, serves all of Harper Woods. Its homes paid an average of 20.2¢ per kWh in 2025, about $126 a month (its average across Michigan, for customers on its standard service). Michigan lets you buy power from another supplier; 0% of DTE’s home customers do, and DTE still delivers it.
Start or move service: www.dteenergy.com · (800) 477-4747
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Harper Woods water system
The Harper Woods water system supplies almost all of Harper Woods. It buys treated surface water (EPA lists Great Lakes Water Authority as seller) and serves 14,236 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule), beginning Dec 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–Jun 2026, was 3.1 ppb, below the 15 ppb action level that applied. The highest in five years was 46.5 ppb. That’s higher than 82% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. MI0003020.
5 home internet providers serve Harper Woods
100% of 5,670 addresses can get 100/20 Mbps; 44% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 100% | 2,000/250 |
| WOW! | Cable | 98% | 1,200/50 |
| AT&T | DSL, Fiber, Fixed wireless | 97% | 5,000/5,000 |
| Verizon | Fixed wireless | 97% | 300/20 |
| T-Mobile | Fixed wireless | 56% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Harper Woods’ trash rules yet
Pickup rules, the dump and recycling in Harper Woods.
Where your child goes to school
Public school districts and the school path by grade.
Most of Harper Woods (67%) is in Harper Woods City Schools; parts are in Grosse Pointe Public Schools (33%).
A−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 Nov 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Harper Woods spans 2 ZIP codes
ZIP codes where Harper Woods residents live, with the share of the town in each.
| ZIP | Post office name | Share of Harper Woods | ZIP’s residents in Harper Woods |
|---|---|---|---|
| 48225 | Harper Woods, MI | 99% | 96% |
| 48236 | Grosse Pointe, MI | 1% | 1% |
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 Harper Woods
Who supplies Harper Woods’ drinking water, and has it had violations?
The Harper Woods water system (EPA ID MI0003020). It reported 1 health-based violation to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule). 83% of systems its size had none. Its latest lead 90th percentile was 3.1 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Harper Woods?
DTE (DTE Electric Co.), an investor-owned utility. Its homes paid about 20.2¢ per kWh in 2025 (EIA).
What internet providers serve Harper Woods?
Xfinity, WOW!, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Harper Woods?
48225 (99%), 48236 (1%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Harper Woods in?
Harper Woods City Schools. Parts of the city are in Grosse Pointe Public Schools.
How do I register to vote in Harper Woods?
In Michigan you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Harper Woods City Clerk. Check your registration at mvic.sos.state.mi.us.
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 Sep 12, 2025 (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.