San Mateo County Sewer Lateral Grant Program

San Mateo County Environmental Health

Available Home Repair

About This Program

Grant program for repairing or replacing failing private sewer laterals to prevent sewage backups and protect water quality. Income-qualified homeowners receive matching funds up to $10,000. Protects San Francisco Bay water quality.

Grant matches 50% of costs up to $10,000 maximum

Official source site checked live on 2026-06-17.

Data last verified 2026-06-09. How we verify our data.

Key Details

  • Up to $10,000 matching grant
  • Income at or below 120% AMI required
  • Repair or replace failing sewer lateral
  • Prevents sewage backups and contamination
  • Licensed contractor required

How to Apply

Get free help applying Visit Official Program Page Track this program

(650) 372-6200

A grant-savvy contractor in East Palo Alto, CA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

This grant requires a licensed contractor

This grant requires the work to be done by a licensed contractor, and you will likely need a written estimate to apply. Get a free estimate from a contractor in East Palo Alto who knows grant paperwork.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • Household income proof (recent pay stubs, last year's tax return, or benefit award letters for everyone in the home).
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • Photos of the problem area or the work to be done.
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Ongoing while funds available

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