NH ADU Experts
TOWNS WE SERVE

WE BUILD ADUs ACROSS ALL OF NEW HAMPSHIRE.

Under NH RSA 674:71-73 (HB 577), one ADU is allowed by-right on single-family lots statewide. Find your town for its rules — then drop a model on your actual lot in the visualizer.

Home base: Madbury, NH. Projects more than ~1 hour from Madbury may include a travel-time allowance, confirmed in your quote.

Belknap County · 11

Carroll County · 18

Cheshire County · 23

Coös County · 19

Grafton County · 39

Hillsborough County · 31

Merrimack County · 27

Rockingham County · 36

Strafford County · 13

Sullivan County · 15