PicksByTown
Gaithersburg, Maryland · Deck Builders

The 9 best deck builders in Gaithersburg, MD

Ranked on public signals: website quality, contactability, and service fit. Updated October 2026. No paid placements, and no customer reviews are collected or shown; every business was found in public listings or added by its owner, and all are scored the same way.

9 firms ranked Updated October 2026
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Gaithersburg is a built-out Montgomery County suburb with dense residential-services demand. Deck builders design and construct wood, composite, and PVC decks, pergolas, and outdoor living spaces, plus repair and refinishing of existing structures.

We indexed 9 deck builders serving Gaithersburg and surrounding neighborhoods, including Old Town, Kentlands, Montgomery Village. Each firm is scored on a consistent set of data signals: website health, HTTPS security, mobile-friendliness, online contactability, and alignment with the deck builders niche. The ranking is fixed by data, not by who pays the most to appear at the top.

Of the 9 deck builders listed for Gaithersburg, 9 run a secure (HTTPS) website, 7 publish a phone number and 8 have their business name confirmed on their own website.

If you live in Gaithersburg, MD and need a deck builder, this page is a starting point, not an endorsement. Call two or three from the list, get written estimates, and compare. The numbers next to each business are a filter, not a decision.

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How we rank deck builders in Gaithersburg

Each business is scored on signals we can verify from public data: a live, secure (HTTPS) website, mobile-friendliness, a published phone number and website, and fit with the deck builders category. We do not collect or display customer reviews, and we do not accept payment for placement. Businesses can claim their listing to correct contact details, but the rank is fixed by the data. Owners can claim a listing for a Verified badge and a direct link; sponsors appear only in labeled blocks outside the numbered list. Neither changes rank.

Local conditions

Hiring deck builders in Gaithersburg: what the local data says

  • 78% of occupied homes in Gaithersburg are owner-occupied, and 48% of homes are single-family detached houses.
  • The typical last spring frost in Gaithersburg is around April 3 and the first fall frost around November 17, roughly 228 frost-free days. Staining and sealing need dry, above-freezing weather, so finish work is best planned inside that window.

Sources: US Census Bureau, ACS 2024 5-year estimates for Flower Hill, MD, via Census Reporter; Open-Meteo historical weather archive, 2015-2024 averages.

This market

Deck Builders around Gaithersburg

Nearby directories for the same trade: Rockville (6 ranked), Silver Spring (6 ranked), Columbia (4 ranked).

Common questions

Deck Builders in Gaithersburg: quick answers

How are the deck builders in Gaithersburg ranked?

Each listing is scored on public signals we can check ourselves: whether the website is live and secure (HTTPS), whether it works on a phone, whether a phone number and website are published, and how closely the business matches the deck builders category. We do not collect customer reviews, so no star ratings or review counts appear here, and no business pays for placement.

How do I pick the best deck builder in Gaithersburg?

Use this list to shortlist two or three deck builders, then read their Google reviews yourself, confirm license and insurance, and get written estimates before committing. The score here is a filter, not a verdict.

How do I verify a deck builder's license in Maryland?

Licensing in Maryland runs through the Maryland Home Improvement Commission (MHIC) under the Department of Labor. Before hiring anyone in Gaithersburg, look the contractor up in the Maryland Department of Labor's public license search and ask for their MHIC number; plumbers, electricians, and HVAC techs are licensed by their own state boards. Also confirm current liability insurance, and get the license number in writing on the estimate.

Which deck builders serve Gaithersburg?

This page lists Nevins Construction, TrueDecks, Deck Builder In Gaithersburg, MD, Serrano Master Decks LLC, Fredy Majano Home Improvement LLC, Maryland Decking, Blue Collar Scholars, Diversified Contractors LLC and JV Fine Carpentry, in ranked order. 7 of the 9 publish a phone number, so you can call those directly; the rest are easiest to reach through their websites.

When is the best time to book deck builders in Gaithersburg?

Going by Gaithersburg's own weather records (typical last spring frost around April 3, first fall frost around November 17), the usual windows are from about April 3 into early summer or early fall, before the first frost around November 17. Booking a few weeks ahead of those windows beats the rush.

What to look for when hiring a deck builder in Gaithersburg

  • Ask for the MHIC license. In Maryland, deck builders need it from the Maryland Home Improvement Commission (MHIC). Verify it at the official Maryland license lookup before signing. A Maryland contractor cannot take more than one-third of the price as a deposit or any payment before the contract is signed, and hiring an MHIC licensee makes you eligible for the Home Improvement Guaranty Fund (up to $30,000).
  • Written estimates. Any deck builder who won't put the scope in writing is a red flag.
  • Review quality, not just volume. Read the 3-star reviews, they're usually the most honest.
  • Local references. A deck builder who's done work in Old Town or Kentlands will understand local housing stock better than a regional chain.

Popular deck builders neighborhoods in Gaithersburg

The deck builders on this page serve all of Gaithersburg and surrounding areas, including Old Town, Kentlands, Montgomery Village. Response times and service radius vary, call ahead for estimates.

Gaithersburg Deck Builders

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