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Half Moon Bay

In San Mateo County, CaliforniaAbout 11,324 people live here.

Ask about Half Moon Bay

Ask in your own words. We look up programs and offices for Half Moon Bay and tell you where to go next.

Local offices in Half Moon Bay

We found these on official websites. Call before you go, since hours and places can change.

  • Local office · City office

    Half Moon Bay City Hall

    501 Main Street, Half Moon Bay, CA 94019

    Help here

    • City services and recordsContact City Hall for general city services, records, and help finding the right department.Read more

    Checked on October 9, 2026 · Found on halfmoonbay.gov

  • Utilities · Regional office

    Coastside County Water District

    766 Main Street, Half Moon Bay, CA 94019

    Help here

    • Water service and billsGet water service, ask questions about your account, or pay your water bill.Apply online

    Checked on October 9, 2026 · Found on coastsidewater.org

  • Library · County office

    Half Moon Bay Library

    620 Correas Street, Half Moon Bay, CA 94019

    Help here

    • Library servicesBorrow books and other materials, use Wi-Fi, and join literacy services and community programs.

    Checked on October 9, 2026 · Found on halfmoonbay.gov

  • Parks and recreation · City office

    Ted Adcock Community Center

    535 Kelly Avenue, Half Moon Bay, CA 94019

    Help here

    • Recreation programs and community spaceTake part in city recreation programs or ask about using community rooms and facilities.Read more

    Checked on October 9, 2026 · Found on halfmoonbay.gov

  • Older adults · Nonprofit

    Senior Coastsiders

    925 Main Street, Half Moon Bay, CA 94019

    Help here

    • Older adult supportAsk for information, food, transportation, and other support for older adults on the Coastside.

    Checked on October 9, 2026 · Found on seniorcoastsiders.org

City of Half Moon Bay website

Checked on October 9, 2026

Offices for all of San Mateo County

Half Moon Bay is in San Mateo County. These county and state offices serve people there too.

  • Human services · County office

    Human Services Agency

    1500 Fashion Island Blvd, San Mateo, CA 94404

    Help here

    Checked on October 8, 2026 · Found on smcgov.org

  • Public health · County office

    San Mateo County Health

    2000 Alameda de las Pulgas, San Mateo, CA 94403

    Help here

    • Health services and public health programsFind county health programs, medical services, and public health information.

    Checked on October 8, 2026 · Found on smchealth.org

  • Public health · County office

    San Mateo County WIC Program

    306 Spruce Avenue, South San Francisco, CA 94080

    Help here

    • Women, Infants, and Children nutrition supportEligible families with young children can get healthy food, nutrition information, and breastfeeding support.

    Checked on October 8, 2026 · Found on smchealth.org

  • Housing authority · County office

    Housing Authority of the County of San Mateo

    264 Harbor Boulevard, Belmont, CA 94002

    Help here

    • Rental assistanceApply for open housing voucher waitlists and get help with rental assistance applications.Apply onlineRead more

    Checked on October 8, 2026 · Found on smcgov.org

  • Mental health and recovery · County office

    Behavioral Health and Recovery Services

    2000 Alameda de las Pulgas, Suite 235, San Mateo, CA 94403

    Help here

    • Mental health and substance use supportCall for an assessment and referral to mental health or substance use care.
    • 24-hour crisis supportCall the county crisis line any time for help with a mental health or substance use crisis.Read more

    Checked on October 8, 2026 · Found on smchealth.org

  • Veterans · County office

    San Mateo County Veterans Services Office

    550 Quarry Road, San Carlos, CA 94002

    Help here

    • Veterans benefits assistanceGet help applying for veterans benefits and referrals to related services.Read more

    Checked on October 8, 2026 · Found on smcgov.org

Everything in San Mateo County

California programs by kind of help

These are run by California and work the same everywhere in the state. Each page lists the programs and how to apply.

Checked on October 8, 2026

Federal help anyone can use

These come from the federal government, so they work the same in every state.

Checked on October 9, 2026

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