Category: Research
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Passive Building is Accelerating Across the Commonwealth
Massachusetts is in the middle of a high-performance building boom. More than 34,000 Passive House residential units are in development across the state, building on the more than 2,400 units already completed. The map below shows the geographic diversity of Passive House projects in development (marked in green). Each dot represents a single unit of…
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Massachusetts Energy Codes are Compatible with Increasing Housing Supply
Summary: Massachusetts’ energy codes have not been a barrier to increased housing production in the state. On average, communities with stronger codes have seen stronger housing production. Many communities are choosing to adopt stronger codes In 2023, Massachusetts’ voluntary Stretch energy code was updated with more rigorous requirements to cut energy use in buildings. Alongside…