Photo: TCP04 · CC BY 4.0Living in Marthasville, MO: what to set up and who to call
An EPA health-based violation from 2026 is still open for Marthasville PWS. The closest public drop-off to Marthasville is City of Washington Recycling Center, 4 miles out; the town decides whether residents may use it.
I’m new in town
What to set up in Marthasville, 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 Marthasville.
Power comes from Union Electric
Union Electric (Union Electric Co - (MO)), an investor-owned utility, serves all of Marthasville. Its homes paid an average of 13.3¢ per kWh in 2025, about $137 a month (its average across Missouri).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Marthasville PWS
Marthasville PWS supplies Marthasville: about 50% of residents live in its service area. About 50% 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 1,200 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), beginning Jun 2026. 78% of the 7,966 systems serving 1,001–3,300 people had none. 1 older violation is still open, since 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.8 ppb. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. MO6010505.
8 home internet providers serve Marthasville
100% of 479 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Gateway Fiber | Fiber | 100% | 2,000/2,000 |
| Cable America | Cable | 95% | 1,000/50 |
| Brightspeed | DSL | 85% | 80/10 |
| Verizon | Fixed wireless | 91% | 300/20 |
| Wisper | Fixed wireless | 90% | 100/20 |
| AT&T | Fixed wireless | 29% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Marthasville
Pickup days, the drop-off and recycling in Marthasville, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check marthasvillemo.gov →
From marthasvillemo.gov, the town’s official site, checked Oct 21, 2026; pages dated 2026-06-01. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Marthasville is in Washington School District.
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 Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Marthasville is in ZIP code 63357
ZIP codes where Marthasville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Marthasville | ZIP’s residents in Marthasville |
|---|---|---|---|
| 63357 | Marthasville, MO | 100% | 21% |
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 Marthasville
Who supplies Marthasville’s drinking water, and has it had violations?
Marthasville PWS (EPA ID MO6010505). It reported 1 health-based violation to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Marthasville?
Union Electric (Union Electric Co - (MO)), an investor-owned utility. Its homes paid about 13.3¢ per kWh in 2025 (EIA).
What internet providers serve Marthasville?
Gateway Fiber, Cable America, Brightspeed, Verizon, Wisper, AT&T (FCC, as of December 2025).
What ZIP codes are in Marthasville?
63357. Census 2020 ZIP Code Tabulation Areas.
What school district is Marthasville in?
Washington School District.
How do I register to vote in Marthasville?
In Missouri you can register online until 27 days before Election Day, in person until 27 days before Election Day, or by mail (postmarked 27 days before). Elections here are run by the Warren. Check your registration at voteroutreach.sos.mo.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: Marthasville’s own website (marthasvillemo.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.