Photo: The Oaked Ridge · CC BY-SA 4.0Living in Folsom, CA: what to set up and who to call
Power in Folsom comes from Sacramento Municipal Util Dist, a political subdivision utility rather than a private company. Folsom has a train station, Hampton.
I’m new in town
What to set up in Folsom, 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 Folsom.
Power comes from Sacramento Municipal Util Dist
Sacramento Municipal Util Dist (Sacramento Municipal Util Dist), a political subdivision utility, serves all of Folsom. Its homes paid an average of 18.9¢ per kWh in 2025, about $125 a month (its average across California).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Folsom, City of - Main water system
The Folsom, City of - Main water system supplies Folsom: about 79% of residents live in its service area. Folsom State Prison serves another 7%. San Juan Water District serves another 7%. Folsom, City of - Ashland serves another 5%. It draws surface water (EPA lists Golden State Water Co. - Cordova and Folsom, City of - Ashland as sellers) and serves 80,969 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 90% of the 597 systems serving 50,001–100,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 0.0 ppb, below the 15 ppb action level that applied. 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. Violations are counted by the start of their compliance period. CA3410014.
9 home internet providers serve Folsom
99% of 25,017 addresses can get 100/20 Mbps; 11% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 97% | 2,000/250 |
| AT&T | DSL, Fixed wireless, Fiber | 87% | 5,000/5,000 |
| Astound Broadband | Cable, DSL | 2% | 1,500/50 |
| T-Mobile | Fixed wireless | 78% | 100/20 |
| Cal.net | Fixed wireless | 75% | 100/20 |
| Verizon | Fixed wireless | 68% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Folsom’s trash rules yet
Pickup rules, the dump and recycling in Folsom.
Where your child goes to school
Public school districts and the school path by grade.
Most of Folsom (98%) is in Folsom-Cordova Unified 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 Jul 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Folsom spans 2 ZIP codes
ZIP codes where Folsom residents live, with the share of the town in each.
| ZIP | Post office name | Share of Folsom | ZIP’s residents in Folsom |
|---|---|---|---|
| 95630 | Folsom, CA | 93% | 100% |
| 95671 | Represa, CA | 7% | 100% |
95763 is P.O. box or single-organization ZIP with no homes.
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.
Train: OpenStreetMap (© OpenStreetMap contributors). ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Folsom
Who supplies Folsom’s drinking water, and has it had violations?
The Folsom, City of - Main water system (EPA ID CA3410014). It reported no health-based violations to EPA in the five years to October 2026; 90% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Folsom?
Sacramento Municipal Util Dist (Sacramento Municipal Util Dist), a political subdivision utility. Its homes paid about 18.9¢ per kWh in 2025 (EIA).
What internet providers serve Folsom?
Xfinity, AT&T, Astound Broadband, T-Mobile, Cal.net, Verizon (FCC, as of December 2025).
What ZIP codes are in Folsom?
95630 (93%), 95671 (7%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Folsom in?
Folsom-Cordova Unified School District.
How do I register to vote in Folsom?
In California 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 County of Sacramento Voter Registration and Elections. Check your registration at voterstatus.sos.ca.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: 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.