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Building community and creating affordable housing opportunities Steve Walker, Acting Director

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HomeWise Weatherization Energy Conservation Services for Rentals
Program serves buildings of any size, from single family homes to large apartment complexes.

HomeWise Weatherization Program logo


How to Apply

If you are a renter or property owner:

Call (206) 684-0244 or send an email to to learn about the program and request an application.

Overall Requirements

  • Building must benefit from energy conservation measures as determined by energy audit and calculated savings to investment ratio.

Income Eligibility

  • At least 50% of tenant households must meet income eligibility requirements. 
  • Income eligibility based on heat source and number in household (see sheet).
  • Simplified application process if households receive housing subsidy.

Typical Measures

  • Attic, wall and crawl space insulation (including crawl space ground cover)
  • Combustion appliance safety
  • Ventilation & indoor air quality measures
  • Air sealing
  • Energy conservation-related repairs
  • Duct insulation
  • Pipe wrap and water heater blanket
  • Furnace repair, tune-up/replacement
  • Additional weatherization measures as determined by energy conservation benefit

Typical Costs

  • Typical funding amount ranges from $2,000-4,000 per unit, depending on measures installed.  Maximum amount is based on number of eligible units.
  • Costs to owners are typically limited to a share of window, door and refrigerator replacement costs (calculated from projected energy savings compared with total cost).


  • If you are interested in our weatherization program, call HomeWise at (206) 684-0244. 
  • Energy Audit – HomeWise will schedule an audit.  Owner or agent is expected to be present during the audit.  Auditors will need access to each unit.  Audit is 3-4 hours.
  • Property owner must certify income eligibility of tenants
  • HomeWise will then
    - prepare scope of work
    - review bids and award contract for work to be done
    - monitor work progress
    - inspect completed work
    - authorize payment of funds

Income Standards

  • HomeWise intake staff will advise on income guidelines that apply to your building.  The Office of Housing administers weatherization funds from several sources, and income limits vary due to building size and type of heat. 

Affordability Covenants

  • Rental covenant required (3 years for single-family and multi-unit rentals.)
  • Covenants allow rent increases for low-income tenants to cover higher cost of operations, but do not allow unlimited market-based increases.
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