Decks & Patios

Enjoy being outside in privacy with a deck or screened in patio. We have the capability, products, and expertise to create your outdoor space to host and relax.

Enjoy the serene waters of Maryland's famous Chesapeake Bay—an ideal setting to unwind and savor unforgettable views. Or if you want a natural wood deck check out our IPE Deck Build in Washington, DC.

Common Questions

Washington DC single family deck construction with Timbertech.
A screened in porch with composite decking in Bowie, MD.
A flagstone patio with overhang.
A stone outdoor living space with patio pavers and a stone firepit.
Deck with custom built under-deck storage.
A new composite deck in Bowie, MD.

Decks

The Best Comes Standard

Our standard is Treated ground contact lumber to build the structure of your deck.

Styles, Colors, and Accessories

Treated or composite material, custom color railings, lighting, under-deck systems... we can create whatever you desire.

Manufacturer Certified Installer

Our preferred manufacturer, Fiberon or Timbertech, offer the longest material and labor warranty backed by a manufacturer.

A welcoming front porch with composite decking boards.

Patios

Stone Pavers

Bring authentic character and charm to your home with a real stone patio or walkway.

Stamped Concrete

If you’re looking for distinction and value, we offer stamped concrete to give the appearance of real stone for a fraction of the cost.

Pavers

The most versatile and readily available option. Create custom designs with pavers.

A stamped concrete patio with outdoor living space.

Timbertech by Azek Popular Decking Colors

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Reserve Driftwood

Let's create your perfect outdoor space.

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30+ Years’ Experience

Thousands of satisfied home owners across Maryland and DC.

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Lifetime Warranties

Highly certified with Atlas, GAF, Timbertech, James Hardie, & more.

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Value Focused

A family team proud to deliver excellence at a fair price.

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Trusted by local homeowners.

My husband and I met with Pat Jewell and he was such a pleasure to work with. Very knowledgeable and kind. We felt comfortable with this company.

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Kelly, Google Reviews

We are very pleased with the work that Capitol Improvements did and we would highly recommend and use them again in the future.

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Carlos, Yelp Reviews

They had the most competitive prices and did not try and upsell. Their teams are efficient, professional, very clean, and on time.

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Veronica, Google Reviews

Seth and install team were organized and project went smoothly. Entire team was responsive and kept in touch throughout the process.

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R Mayo, Google Reviews

They replaced my roof including skylights in April 2023 and I am very satisfied. Melinda as my first contact was very professional and got me on the schedule quickly.

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Yasmin, Google Reviews

It was easy to work with Pat to get a quote. We did both a roof on our house and our shed, we also had new gutters put on our den. The crew was very hardworking and efficient.

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Ariana, Google Reviews