Living in Windsor Township, MI: what to set up and who to call
The latest lead test reported by the Grand Pointe Subdivision water system, which supplies Windsor Township, came in at 34.0 ppb (Jan–Dec 2025), above the 15 ppb action level. To register to vote, go to the Windsor Township Clerk: Windsor Township runs its own elections.
I’m new in town
What to set up in Windsor 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 Windsor Township.
Power comes from Consumers Energy
Consumers Energy (Consumers Energy Co.), an investor-owned utility, serves all of Windsor Township. Its homes paid an average of 20.7¢ per kWh in 2025, about $134 a month (its average across Michigan).
Start or move service: consumersenergy.com · (800) 477-5050
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Grand Pointe Subdivision water system
The Grand Pointe Subdivision water system supplies Windsor Township: about 17% of residents live in its service area. Windsor Estates serves another 11%. Misty Cove Senior Apartments serves another 8%. About 64% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 219 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 Sep 2025. 77% of the 15,074 systems serving 101–500 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 34.0 ppb, above the 15 ppb action level that applied. That’s higher than 100% 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. MI0002785.
6 home internet providers serve Windsor Township
94% of 3,273 addresses can get 100/20 Mbps; 29% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| WOW! | Cable | 87% | 1,200/50 |
| Xfinity | Cable, Fiber | 39% | 2,000/250 |
| Metronet | Fiber | 27% | 5,120/5,120 |
| AT&T | Fixed wireless, DSL | 18% | 25/3 |
| Verizon | Fixed wireless | 58% | 300/20 |
| T-Mobile | Fixed wireless | 40% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 4 miles away
Pickup rules, the dump and recycling in Windsor Township.
Delta Township Recycling Center
5717 Millett Highway · run by Delta Township
This isn’t Windsor Township’s own facility. Whether Windsor Township residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Most of Windsor Township (32%) is in Holt Public Schools; parts are in Eaton Rapids Public Schools (32%) and Charlotte Public Schools (18%) and Potterville Public Schools (9%) and Waverly Community Schools (4%) and Grand Ledge Public Schools (4%).
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 Nov 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Windsor Township spans 5 ZIP codes
ZIP codes where Windsor Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Windsor Township | ZIP’s residents in Windsor Township |
|---|---|---|---|
| 48821 | Dimondale, MI | 80% | 95% |
| 48827 | Eaton Rapids, MI | 7% | 3% |
| 48876 | Potterville, MI | 5% | 8% |
| 48911 | Lansing, MI | 4% | 1% |
| 48813 | Charlotte, MI | 3% | 1% |
A few homes fall in 48842, 48837.
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 Windsor Township
Who supplies Windsor Township’s drinking water, and has it had violations?
The Grand Pointe Subdivision water system (EPA ID MI0002785). 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). 77% of systems its size had none. Its latest lead 90th percentile was 34.0 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Windsor Township?
Consumers Energy (Consumers Energy Co.), an investor-owned utility. Its homes paid about 20.7¢ per kWh in 2025 (EIA).
What internet providers serve Windsor Township?
WOW!, Xfinity, Metronet, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Windsor Township?
48821 (80%), 48827 (7%), 48876 (5%), 48911 (4%), 48813 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Windsor Township in?
Holt Public Schools. Parts of the city are in Eaton Rapids Public Schools and Charlotte Public Schools and Potterville Public Schools and Waverly Community Schools and Grand Ledge Public Schools.
How do I register to vote in Windsor Township?
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 Windsor Township 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.