Mass Save Income-Eligible Weatherization
Eversource / National Grid (Mass Save)
About This Program
Enhanced no-cost weatherization for income-qualified households (at or below 60% state median income). Includes comprehensive insulation, air sealing, heating system upgrades, window repair/replacement, and health and safety measures. All services provided at no cost.
Full cost of comprehensive weatherization covered; typical value $10,000-20,000
Record set last reviewed 2026-06-09. How we verify our data.
Other published resources for Somerville, MA, are listed below. Review each separately and ask the administrators whether they can coordinate funding for the same work:
- FEMA Hazard Mitigation Grant Program (HMGP) Varies, no individual cap; projects typically $10K-$200K+
- FEMA Increased Cost of Compliance (ICC) Coverage Up to $30,000
- HUD Lead Hazard Control & Healthy Homes Varies by jurisdiction, typically $5,000-$15,000 per unit
- EPA / WIIN Act Lead Service Line Replacement Varies, full line replacement cost covered in many programs
Key Details
- 100% free weatherization services
- Income at or below 60% state median
- Insulation, air sealing, heating system work
- Window repair or replacement included
- No-cost health and safety measures
How to Apply
Cited page unavailable. Our automated check on found that the stored cited page returned an HTTP 404 or 410 response. This result applies to the page, not the program: it does not prove the program ended, that it is open, or that anyone qualifies. Confirm current terms directly with the program administrator using other contact information you can verify. Report a replacement source or correction.
Track this programProgram phone: (866) 527-7283
Some programs require contractor estimates, licenses, or inspections. A cited link may be general, so confirm the current rules with the administrator before hiring; a directory match does not guarantee contractor eligibility or funding.
You may need a contractor or estimate
Some programs for this project type ask for a license, inspection, or written estimate. Confirm the rule before contacting a contractor in Somerville.
Get matched with a contractorEach administrator sets its contractor rules. Confirm exact requirements directly; the cited URL may be a general agency page.
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).
- A recent utility bill for the home (energy and weatherization programs use it to confirm service and usage).
- 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).
Requirements vary by program and locality. Confirm the exact rules and application route with the administrator. We can help you prepare your paperwork, but you submit it yourself.
Deadline: Year-round program
Questions about this program?
Email us at no charge. Messages are reviewed manually, but a response time is not guaranteed.
Email us about this programReport a problem with this listing
Need a Contractor for This Project?
Browse local listings or request an introduction. The Grant Map does not guarantee licensing, program experience, work quality, or funding.
More ways to save on this project
Rebates and discounts that may reduce project cost. Confirm eligibility and coordination rules before including one in your budget.
Find More Programs in Somerville, MA
This is one of several kinds of assistance that may be available. Review other programs separately and confirm whether their administrators allow coordination for the same work.
See All Programs