Laveen School Auditorium · Photo: Marine 69-71 · CC BY-SA 4.0Living in Maricopa Colony, AZ: what to set up and who to call
Maricopa Colony has no town government of its own, so Maricopa County runs its elections and most services, and its children attend Tolleson Union High School District. Power in Maricopa Colony comes from Salt River Project, a political subdivision utility rather than a private company.
I’m new in town
What to set up in Maricopa Colony, 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 Maricopa Colony.
Power comes from Salt River Project
Salt River Project (Salt River Project), a political subdivision utility, serves all of Maricopa Colony. Its homes paid an average of 14.0¢ per kWh in 2025, about $160 a month (its average across Arizona).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Phoenix water system
The City of Phoenix water system supplies Maricopa Colony: about 0% of residents live in its service area. About 100% 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 City of Glendale and City of Tempe and Epcor - Anthem as sellers) and serves 1,695,000 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 82% of the 27 systems serving more than 1,000,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 2.7 ppb, below the 15 ppb action level that applied. The highest in five years was 3.6 ppb. That’s higher than 64% 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. AZ0407025.
6 home internet providers serve Maricopa Colony
100% of 205 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Gila River Telecommunications | Fiber | 100% | 1,000/500 |
| CenturyLink | DSL | 4% | 80/10 |
| Verizon | Fixed wireless | 25% | 300/20 |
| T-Mobile | Fixed wireless | 4% | 25/3 |
| AT&T | Fixed wireless | 4% | 25/3 |
| AirFiber WISP | Fixed wireless | 2% | 100/25 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Maricopa Colony’s trash rules yet
Pickup rules, the dump and recycling in Maricopa Colony.
Where your child goes to school
Public school districts and the school path by grade.
Maricopa Colony is in two districts that split the grades: Tolleson Union High School District and Union Elementary District.
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.
No town hall: the county runs things
Maricopa Colony is unincorporated, so Maricopa County is the local government.
Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Maricopa Colony is in ZIP code 85339
ZIP codes where Maricopa Colony residents live, with the share of the town in each.
| ZIP | Post office name | Share of Maricopa Colony | ZIP’s residents in Maricopa Colony |
|---|---|---|---|
| 85339 | Laveen, AZ | 100% | 2% |
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 Maricopa Colony
Who supplies Maricopa Colony’s drinking water, and has it had violations?
The City of Phoenix water system (EPA ID AZ0407025). It reported no health-based violations to EPA in the five years to October 2026; 82% of systems its size had none. Its latest lead 90th percentile was 2.7 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Maricopa Colony?
Salt River Project (Salt River Project), a political subdivision utility. Its homes paid about 14.0¢ per kWh in 2025 (EIA).
What internet providers serve Maricopa Colony?
Gila River Telecommunications, CenturyLink, Verizon, T-Mobile, AT&T, AirFiber WISP (FCC, as of December 2025).
What ZIP codes are in Maricopa Colony?
85339. Census 2020 ZIP Code Tabulation Areas.
What school district is Maricopa Colony in?
Tolleson Union High School District and Union Elementary District.
How do I register to vote in Maricopa Colony?
In Arizona you can register online until 29 days before Election Day, in person until 29 days before Election Day, or by mail (postmarked 29 days before). Elections here are run by the Maricopa County Recorder. Check your registration at my.arizona.vote.
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.