Wondering if you can build an ADU on your property in Massachusetts? Recent state laws have made it easier for many homeowners to add accessory dwelling units, but zoning rules, lot layout, utilities, and septic systems can still affect whether your lot qualifies. Here’s what to know before starting an ADU project.

Financing an ADU in Massachusetts doesn’t have to be overwhelming. From HELOCs and cash-out refinances to construction loans and emerging ADU-specific programs, homeowners have more options than ever. Learn how to choose the right financing strategy to turn your backyard into long-term income, flexibility, and property value.

Prefab ADUs are an increasingly popular option for Massachusetts homeowners but factory-built doesn’t mean regulation-free. This guide explains how prefab and modular ADUs are treated under Massachusetts law, including zoning, permits, septic requirements, and when prefab construction makes sense compared to a traditional build.

Thinking about an ADU in 2026? Learn why new Massachusetts ADU rules, Title 5 clarity, and early planning make this the perfect time to start.