HERS Rating in Williamstown, MA
RESNET-certified HERS Ratings for new construction, renovations, Mass Save programs, and MA Stretch Code compliance in Williamstown, MA.
Professional HERS Rating Services in Williamstown, Massachusetts
RESNET-certified HERS Ratings for new construction, renovations, Mass Save programs, and MA Stretch Code compliance in Williamstown, MA. Our RESNET-certified raters serve Williamstown and all 351 Massachusetts cities and towns.
New homes in Williamstown must achieve a HERS score of 55 or below under the MA Stretch Code. HERS Rating Company manages the complete compliance process — from initial energy modeling through on-site testing and certified report delivery.
Our HERS Rating Process in Williamstown
- Free Quote: Contact us for a transparent, no-surprise quote for your project in Williamstown.
- Plans Review: We review building plans and create an energy model before construction begins.
- Site Inspection: Our RESNET-certified rater visits your Williamstown property and performs all required tests.
- 24-Hour Report: Receive your certified HERS Rating report within 24 hours — ready for permit submission and Mass Save applications.
Related Services in Williamstown
Blower Door Testing in Williamstown
Required air tightness test — included with every HERS Rating.
Learn More →Duct Leakage Testing in Williamstown
Required duct blaster test for forced-air HVAC systems.
Learn More →MA Stretch Code in Williamstown
Full IECC 2021 Stretch Code compliance from plan review to certification.
Learn More →Frequently Asked Questions — HERS Rating in Williamstown
How much does a HERS Rating cost in Williamstown, MA?
HERS Rating pricing in Williamstown depends on project type: Single-family homes $1,850–$2,500 · Multifamily (per unit) $650–$1,200 · ADUs $1,600–$1,850. Contact us for a free, no-obligation quote for your specific project.
Is a HERS Rating required for new construction in Williamstown?
Yes. Williamstown has adopted the MA Stretch Code, which requires all new residential construction to achieve a HERS score of 55 or below. A RESNET-certified HERS Rating is required to document compliance.
How long does a HERS Rating take in Williamstown?
The on-site inspection in Williamstown typically takes 2–4 hours. We deliver your certified HERS report within 24 hours of the site visit.
What is the HERS score requirement for MA Stretch Code?
New construction in MA Stretch Code municipalities like Williamstown must achieve a HERS score of 55 or below. The Specialized Stretch Code (adopted in some towns) requires HERS 45 or below for homes over 3,000 sq ft.
More Cities Near Williamstown
Get Your HERS Rating in Williamstown
Contact HERS Rating Company for a free quote on HERS Rating services in Williamstown, MA. RESNET-certified, 24-hour turnaround.
Also Serving Nearby Cities
We provide HERS Rating services throughout the region. Nearby cities we serve: North Adams · Adams · Lanesborough · Dalton · Pittsfield