Home Additions in Braintree, MA

Braintree, MA at a glance

County

Norfolk County, Massachusetts · 27 places we serve there

From our base

About 34 miles east

Building permits

Braintree's building department

Contractor rules

MA Home Improvement Contractor registration (M.G.L. c.142A)

Nearest documented addition project

Front Porch Addition in Needham, MA

13 mi northwest of Braintree

Our documented addition and other work, by distance:

• Needham, MA: porch addition 13 mi northwest
• Mansfield, MA: kitchen remodel 16 mi southwest
• Framingham, MA: client review of our kitchen remodel 22 mi west
• Lynnfield, MA: addition and exterior remodel 23 mi north
• Lynnfield, MA: addition framing video 23 mi north
• Marlborough, MA: client review of our first-floor remodel 30 mi west
• Hudson, MA: client review of our bathroom remodel 32 mi northwest
• Westborough, MA: client review of our new siding and windows 32 mi west
• Northborough, MA: client review of our deck and small addition 34 mi west
• Shrewsbury, MA: client review of our kitchen and bathroom remodel 37 mi west
• Salem, NH: pool deck 42 mi north

Permits and rules in Braintree, MA

An addition needs a building permit from Braintree's building department and must meet local zoning rules such as setbacks. On septic, an added bedroom also needs Board of Health review under Title 5. Since February 2, 2025, one accessory dwelling unit, up to 900 square feet or half the main house if smaller, is allowed by right in single-family zones.

What's included

• Room & second-story additions
• In-law suites (ADUs)
• Sunrooms & porches
• Designer & engineer coordination

Costs and timelines: our home additions guide

How Much Does a Home Addition Cost in Massachusetts?

Distances: straight line, GeoNames data (CC BY 4.0). Updated October 8, 2026.