HERS Rating for Cambridge, MA Builders: 2026 Requirements
Cambridge, MA requires the Specialized Stretch Code — the most stringent tier of Massachusetts energy code. This requires a HERS score of 42 or below, blower door of 2.0 ACH50 or less, and duct leakage under 4%. HERS Rating Company manages full Specialized Stretch Code compliance for Cambridge projects.
Cambridge HERS Pricing
Single-family: $1,850–$2,500. Multifamily: $650–$1,200 per unit. ADU: $1,600–$1,850. Call 617-584-1809 for a free Cambridge quote.
Nearby Cambridge Service Areas
Somerville | Boston | Watertown | Newton | Arlington