Photo: Jeffrey Beall · CC BY 3.0Living in Nathrop, CO: what to set up and who to call
Nathrop has no town government of its own, so Chaffee County runs its elections and most services, and its children attend Buena Vista School District R-31. Tap water in Nathrop comes from the Chateau Chaparrel Cg water system, which has a clean five-year EPA record (about 23% of systems its size had a health-based violation) and a latest lead result below detection.
I’m new in town
What to set up in Nathrop, 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 Nathrop.
Power comes from Sangre De Cristo Elec Assn
Sangre De Cristo Elec Assn (Sangre De Cristo Elec Assn Inc), a cooperative utility, serves all of Nathrop.
Start or move service: www.myelectric.coop · (719) 395-2412
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Chateau Chaparrel Cg water system
The Chateau Chaparrel Cg water system supplies almost all of Nathrop. It draws ground water and serves 240 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 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.3 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. CO0208200.
3 home internet providers serve Nathrop
86% of 271 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| CenturyLink | DSL | 88% | 60/5 |
| Visionary Broadband | Fixed wireless | 100% | 25/3 |
| Verizon | Fixed wireless | 89% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Nathrop’s trash rules yet
Pickup rules, the dump and recycling in Nathrop.
Where your child goes to school
Public school districts and the school path by grade.
Nathrop is in Buena Vista School District R-31.
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
Nathrop is unincorporated, so Chaffee 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 Nov 18, 2024.
Nathrop is in ZIP code 81236
ZIP codes where Nathrop residents live, with the share of the town in each.
| ZIP | Post office name | Share of Nathrop | ZIP’s residents in Nathrop |
|---|---|---|---|
| 81236 | Nathrop, CO | 100% | 25% |
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 Nathrop
Who supplies Nathrop’s drinking water, and has it had violations?
The Chateau Chaparrel Cg water system (EPA ID CO0208200). 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 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Nathrop?
Sangre De Cristo Elec Assn (Sangre De Cristo Elec Assn Inc), a cooperative utility.
What internet providers serve Nathrop?
CenturyLink, Visionary Broadband, Verizon (FCC, as of December 2025).
What ZIP codes are in Nathrop?
81236. Census 2020 ZIP Code Tabulation Areas.
What school district is Nathrop in?
Buena Vista School District R-31.
How do I register to vote in Nathrop?
In Colorado you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (postmarked 8 days before). Elections here are run by the Chaffee County Clerk and Recorder. Check your registration at sos.state.co.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 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.