Mass Save Insulation Rebate (Standard, 75% covered)
Mass Save, Eversource / National Grid / Utilities
About This Program
The Grant Map catalogs Mass Save Insulation Rebate (Standard, 75% covered) in its Boston, MA research directory. The record carries audience tags for homeowners; those tags do not establish eligibility or current service coverage.
All Massachusetts utility customers (Eversource, National Grid, etc.) can receive an instant rebate covering 75% of the cost of attic, wall, and basement insulation plus air sealing. The rebate is applied instantly at the time of installation by participating contractors. Income-eligible households (below 60% AMI) pay nothing at all. A free home energy assessment from Mass Save is required to qualify.
Instant rebate: utility pays 75% of insulation cost directly to contractor. Homeowner pays only 25%. Income-eligible (60% AMI) households pay $0.
The cited program-specific URL responded on 2026-07-21; confirm current terms.
Record set last reviewed 2026-04-03. How we verify our data.
Other published resources for Boston, MA, are listed below. Review each separately and ask the administrators whether they can coordinate funding for the same work:
- Boston HomeWorks Green Loan Program Up to $70,000
- Boston HomeWorks Home Equity Loan Program (HomeWorks HELP) Up to $50,000 (3-4 family)
- Boston Senior Home Repair Loan 0% deferred loan; amount based on necessary work
- Boston Seniors Save Program Up to $12,000 grant
Key Details
- 75% of insulation and air sealing cost covered, you pay only 25%
- Covers attic, wall, basement insulation and air sealing
- Instant rebate applied directly at installation, no waiting
- Income-eligible (60% AMI) households pay $0 out of pocket
- Free home energy assessment required, schedule at masssave.com or call 866-527-7283
How to Apply
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 Boston.
Get matched with a contractorOur record classifies the structure as a point-of-sale benefit. Confirm when it applies and any upfront payment with the administrator.
Each 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.
- 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: Ongoing, 2026 program year
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
Frequently asked questions
What amount is listed for Mass Save Insulation Rebate (Standard, 75% covered) in Boston, MA?
The Grant Map record states: 75% of insulation cost covered. Confirm the current amount and eligible costs with the administrator.
What audience tags are recorded for Mass Save Insulation Rebate (Standard, 75% covered) in Boston?
The directory record carries audience tags for homeowners. It also carries a no-income-limit tag. These tags do not establish eligibility; confirm the complete current rules with the administrator.
How do I apply for Mass Save Insulation Rebate (Standard, 75% covered) in Boston, MA?
Confirm the application route directly with Mass Save, Eversource / National Grid / Utilities; use the cited source on this page as a starting point or call 866-527-7283. Confirm any fee or cost with the administrator. Deadline: Ongoing, 2026 program year.
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 Boston, 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