If you own a home in Gaithersburg, MD, you know that a rapidly expanding suburb with a thriving housing market. The right renovation can have an outsized impact on your home’s value. This guide focuses on sunroom addition \u2014 one of the most impactful upgrades for DC-area homeowners.<\/p>\n\n\n\n
TM International Group has been completing sunroom addition projects across Gaithersburg and the broader DMV area for years. Here’s your complete cost guide 2026.<\/p>\n\n\n\n
Gaithersburg is a rapidly expanding suburb with a thriving housing market. Buyers here are discerning \u2014 they notice quality and discount properties that haven’t been updated. A dated sunroom addition can reduce your home’s perceived value far beyond the actual cost of the improvement.<\/p>\n\n\n\n
Homeowners who complete professional sunroom addition projects in the Gaithersburg area typically recover 50\u201360% of their investment at resale while enjoying significantly improved functionality in the meantime.<\/p>\n\n\n\n
The cost of a sunroom addition in Gaithersburg typically ranges from $20,000\u2013$60,000, depending on scope, materials, and site conditions:<\/p>\n\n\n\n
Always get 3 written, itemized estimates. Bids significantly below market often signal shortcuts in materials or labor.<\/p>\n\n\n\n
A typical sunroom addition in Gaithersburg takes approximately 4\u20138 weeks from start to final walkthrough. Permitting adds 2\u20136 weeks before construction can begin \u2014 plan accordingly if working toward a listing or move-in date.<\/p>\n\n\n\n
TM International Group serves Gaithersburg, MD and the entire DC metro area \u2014 Arlington, Alexandria, McLean, Bethesda, Fairfax, and Northern Virginia. We specialize in sunroom addition and deliver the same craftsmanship on every project.<\/p>\n\n\n\n
We manage everything: design, permitting, demolition, construction, and final walkthrough. Honest estimates, transparent timelines, and work that holds its value.<\/p>\n\n\n\n