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Downtown Kelseyville, Lake County, California, 2007Photo: Kglavin · CC BY 2.5
The Kelseyville handbook

Living in Kelseyville, CA: what to set up and who to call

Kelseyville has no town government of its own, so Lake County runs its elections and most services, and its children attend Kelseyville Unified School District. Kelseyville Co Waterworks District 3 has a clean five-year EPA record, but its latest lead result, 5.2 ppb, was higher than 92% of similar systems’ (the action level is 15).

Kelseyville has no town government. It’s a census-designated place in Lake County, so the county and regional agencies provide most services. This page answers what we can; the same answers appear on Kelseyville’s town page under “Getting set up”.

I’m new in town

What to set up in Kelseyville, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Kelseyville.

Electricity

Power comes from PG&E

PG&E (Pacific Gas & Electric Co.), an investor-owned utility, serves all of Kelseyville. 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.

Drinking water · reported to EPA

Water comes from Kelseyville Co Waterworks District 3

Kelseyville Co Waterworks District 3 supplies almost all of Kelseyville. It draws ground water and serves 4,102 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.

Lead, 90th percentile5.2 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 5.2 ppb, below the 15 ppb action level that applied. That’s higher than 92% 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. CA1710007.

Internet

6 home internet providers serve Kelseyville

100% of 1,246 addresses can get 100/20 Mbps; 3% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
Mediacom XtreamCable, Fiber96%1,000/50
AT&TDSL55%10/1
101NetlinkFixed wireless100%100/20
DigitalPathFixed wireless98%400/20
Valley InternetFixed wireless54%50/25
VerizonFixed wireless18%300/20

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Kelseyville’s trash rules yet

Pickup rules, the dump and recycling in Kelseyville.

Trash, recycling and bulk pickupNot on fileKelseyville has no town government of its own, so look for trash and recycling rules on the county’s site.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Kelseyville kids go to
K–5Kelseyville ElementaryKelseyville Unified School District
6–8Mountain Vista MiddleKelseyville Unified School District
9–12Kelseyville HighKelseyville Unified School District

Kelseyville is in Kelseyville Unified School District.

CSchool gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

No town hall: the county runs things

Kelseyville is unincorporated, so Lake County is the local government.

Local governmentLake CountyKelseyville is a census-designated place: no town hall of its ownCensus
Who runs elections hereLake County Registrar of VotersElections here are run by Lake County (county election office). 325 N Forbes St, Lakeport, CA 95453 · (707) 263-2372 · [email protected]FVAP, Jul 2025
Register to voteOnlineIn 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).vote.govCheck your registration and polling placevoterstatus.sos.ca.govThe state’s voter lookup

Election office: FVAP local election office directory, updated Jul 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Kelseyville is in ZIP code 95451

ZIP codes where Kelseyville residents live, with the share of the town in each.

ZIPPost office nameShare of KelseyvilleZIP’s residents in Kelseyville
95451Kelseyville, CA100%29%

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Kelseyville

Who supplies Kelseyville’s drinking water, and has it had violations?

Kelseyville Co Waterworks District 3 (EPA ID CA1710007). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 5.2 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.

Who provides electricity in Kelseyville?

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 Kelseyville?

Mediacom Xtream, AT&T, 101Netlink, DigitalPath, Valley Internet, Verizon (FCC, as of December 2025).

What ZIP codes are in Kelseyville?

95451. Census 2020 ZIP Code Tabulation Areas.

What school district is Kelseyville in?

Kelseyville Unified School District.

How do I register to vote in Kelseyville?

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 Lake 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: 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.