Living in South Haven Township, KS: what to set up and who to call
All of South Haven Township gets its mail under one ZIP code, 67140. Fiber reaches 100% of addresses in South Haven Township.
I’m new in town
What to set up in South Haven 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 South Haven Township.
Power comes from Evergy
Evergy (Evergy Kansas South, Inc.), an investor-owned utility, serves all of South Haven Township. Its homes paid an average of 14.5¢ per kWh in 2025, about $125 a month (its average across Kansas).
Start or move service: evergy.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of South Haven water system
The City of South Haven water system supplies South Haven Township: about 62% of residents live in its service area. Sumner Co RWD 4 serves another 12%. About 26% 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 325 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 2.1 ppb, below the 15 ppb action level that applied. That’s higher than 74% 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. KS2019104.
5 home internet providers serve South Haven Township
100% of 296 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| KanOkla Telephone Association | Fiber | 100% | 2,000/2,000 |
| Verizon | Fixed wireless | 81% | 300/20 |
| Nextlink | Fixed wireless | 5% | 1,000/500 |
| T-Mobile | Fixed wireless | 5% | 100/20 |
| Chisholm Broadband | Fixed wireless | 3% | 100/40 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have South Haven Township’s trash rules yet
Pickup rules, the dump and recycling in South Haven Township.
Where your child goes to school
Public school districts and the school path by grade.
Most of South Haven Township (98%) is in South Haven Unified School District 509; parts are in Caldwell Unified School District 360 (2%).
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 2017; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
South Haven Township is in ZIP code 67140
ZIP codes where South Haven Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of South Haven Township | ZIP’s residents in South Haven Township |
|---|---|---|---|
| 67140 | South Haven, KS | 99% | 72% |
A few homes fall in 67022.
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 South Haven Township
Who supplies South Haven Township’s drinking water, and has it had violations?
The City of South Haven water system (EPA ID KS2019104). It reported no health-based violations to EPA in the five years to October 2026; 77% of systems its size had none. Its latest lead 90th percentile was 2.1 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in South Haven Township?
Evergy (Evergy Kansas South, Inc.), an investor-owned utility. Its homes paid about 14.5¢ per kWh in 2025 (EIA).
What internet providers serve South Haven Township?
KanOkla Telephone Association, Verizon, Nextlink, T-Mobile, Chisholm Broadband (FCC, as of December 2025).
What ZIP codes are in South Haven Township?
67140. Census 2020 ZIP Code Tabulation Areas.
What school district is South Haven Township in?
South Haven Unified School District 509. Parts of the city are in Caldwell Unified School District 360.
How do I register to vote in South Haven Township?
In Kansas you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before). Elections here are run by the Sumner County Clerk. Check your registration at myvoteinfo.voteks.org.
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.