California Weatherization Assistance Program (WAP)

California Department of Community Services and Development

Available Weatherization

About This Program

Federally funded program administered by California CSD to reduce energy costs through free home weatherization improvements for income-qualified households. Services include insulation, air sealing, HVAC tune-ups, and minor repairs.

Average weatherization package includes insulation, air sealing, and system improvements

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

Key Details

  • Free energy efficiency upgrades for eligible homes
  • Income at or below 60% state median income
  • Includes insulation, air sealing, HVAC improvements
  • Available to homeowners and renters (with landlord permission)
  • No cost to qualified households

How to Apply

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

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Montclair early keeps your application moving.

Get matched with a contractor

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

Deadline: Rolling applications, subject to funding availability

Questions about this program?

Ask us. It is free, and a real person answers within a business day.

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Need a Contractor for This Grant?

Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.

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