Photo: SWENOWENSON · CC BY-SA 4.0Living in Mill Valley, CA: what to set up and who to call
Two school districts split the grades in Mill Valley: Tamalpais Union High School District and Mill Valley Elementary School District. For a library card, the closest branch is Mill Valley Public Library, 0.7 miles out.
I’m new in town
What to set up in Mill Valley, 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 Mill Valley.
Power comes from PG&E
PG&E (Pacific Gas & Electric Co.), an investor-owned utility, serves all of Mill Valley. Its homes paid an average of 37.5¢ per kWh in 2025, about $174 a month (its average across California, for customers on its standard service). California lets you buy power from another supplier; 66% of PG&E’s home customers do, and PG&E still delivers it.
Start or move service: pgecorp.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Marin Municipal Water District
Marin Municipal Water District supplies almost all of Mill Valley. It draws surface water (EPA lists Sonoma County Water Agency as seller) and serves 186,895 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2019–Dec 2021, 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. CA2110002.
6 home internet providers serve Mill Valley
100% of 5,216 addresses can get 100/20 Mbps; 72% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 99% | 2,000/250 |
| AT&T | Fiber, Fixed wireless, DSL | 84% | 5,000/5,000 |
| Unwired | Fixed wireless | 66% | 300/25 |
| Verizon | Fixed wireless | 53% | 300/20 |
| T-Mobile | Fixed wireless | 23% | 100/20 |
| Etheric Networks | Fixed wireless | 3% | 250/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Mill Valley
Pickup days, the drop-off and recycling in Mill Valley, from the town’s own site.
Accepted at the curb
- Clean paper
- Cardboard
- Bottles
- Cans
- Plastics
Mill Valley Public Library
375 Throckmorton Avenue, Mill Valley, CA 94941
We couldn’t find pickup days or drop-off hours. Check cityofmillvalley.gov →
From cityofmillvalley.gov, the town’s official site, checked Oct 21, 2026. 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.
Mill Valley is in two districts that split the grades: Tamalpais Union High School District and Mill Valley Elementary 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.
Mill Valley is in ZIP code 94941
ZIP codes where Mill Valley residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mill Valley | ZIP’s residents in Mill Valley |
|---|---|---|---|
| 94941 | Mill Valley, CA | 100% | 45% |
94942 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.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Mill Valley
Who supplies Mill Valley’s drinking water, and has it had violations?
Marin Municipal Water District (EPA ID CA2110002). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2019–Dec 2021), against a 15 ppb action level.
Who provides electricity in Mill Valley?
PG&E (Pacific Gas & Electric Co.), an investor-owned utility. Its homes paid about 37.5¢ per kWh in 2025 (EIA).
What internet providers serve Mill Valley?
Xfinity, AT&T, Unwired, Verizon, T-Mobile, Etheric Networks (FCC, as of December 2025).
What ZIP codes are in Mill Valley?
94941. Census 2020 ZIP Code Tabulation Areas.
What school district is Mill Valley in?
Tamalpais Union High School District and Mill Valley Elementary School District. Parts of the city are in Larkspur Elementary School District.
How do I register to vote in Mill Valley?
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 Marin County Registrar of Voters. 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: Mill Valley’s own website (cityofmillvalley.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.