Unfinished room in a house under construction with drywall installed, electrical outlets, windows, and a door.

Accessory Dwelling Units (ADU)

Drywall & Interior Finishing for ADUs, In-Law Apartments & Guest Spaces in NH & ME. Higgins Drywall provides professional drywall installation and finishing services for accessory dwelling units (ADUs), in-law apartments, garage apartments, and basement living spaces throughout New Hampshire.

Whether you are building a detached ADU, converting a garage, finishing a basement apartment, or creating additional living space for family members or rental income, we provide clean, detail-oriented drywall work designed to help bring the space together professionally.

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Living room under construction or renovation with hardwood flooring, tools, and materials scattered around, including a boxed item on the floor and wiring on the walls.

We work with:

  • Homeowners

  • Builders

  • Contractors

  • Remodelers

  • Property investors

If you are searching for:

  • ADU drywall contractor near me

  • accessory dwelling unit drywall

  • garage apartment drywall contractor

  • in-law apartment drywall services

  • basement apartment drywall finishing

  • drywall contractor NH

  • drywall installation for ADUs

  • New Hampshire ADU contractor

—we’d be happy to provide a free estimate.

A bedroom with a wooden bed, gray patterned bedspread, and two pillows. There are two matching bedside tables with lamps, a framed black-and-white picture on the wall, a window with blinds, and a trash bin on the carpeted floor.

Why Homeowners Build ADUs

Accessory dwelling units have become increasingly popular throughout New Hampshire for homeowners looking to create flexible living space and increase property value.

ADUs are commonly used for:

  • In-law apartments

  • Guest suites

  • Rental income

  • Home offices

  • Multigenerational living

  • College-aged children returning home

  • Aging parents

  • Detached backyard cottages

  • Above-garage apartments

A professionally finished drywall interior helps the space feel complete, comfortable, and connected to the rest of the home.

Work With Us

Common ADU & Apartment Projects We Work On

We commonly help with:

  • Detached ADUs

  • Above-garage apartments

  • Basement apartments

  • In-law suites

  • Garage conversions

  • Tiny home drywall

  • Home additions

  • Rental unit renovations

  • Guest house finishing

  • Lower-level remodels

  • Framed shell finishing

  • Ceiling drywall installation

  • Drywall after electrical and plumbing work

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