Have The Outdoor Living Space Of Your Dreams

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You deserve a the perfect backyard living space for relaxing, hosting, and building lifelong memories.

We take your vision for your backyard and make your dreams come true with a custom deck.

Custom Deck Builder In Chester County, PA

Decks
Porches
Pools
Patios
Spas

Your Chester County Backyard Reimagined

Retreat

Unwind after a long day in your personal backyard retreat.

Gather

Be the master host for friends, family, and intimate gatherings.

Live

Make core family memories and create a legacy.

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100+ People On Your Side

We are not your typical contractor. From the initial design to the completed project, we believe you deserve a flawless experience.

That’s why every deck we build includes:

  • Design process that listens to your vision
  • A full 3D rendering
  • Turnkey process with one company
  • Superior craftsmanship and professionalism
  • Lifetime workmanship warranty
  • Commitment to communication, deadlines, and budget
  • Over 30 years of experience
  • Financing available

We Make A Custom Deck Stress-Free In Chester County

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    Schedule An Estimate

    Share your vision with our team.

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    Design Proposal

    See your space transformed with a 3D rendering and transparent proposal.

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    Hassle-Free Build

    Let our team bring your vision to life while handling every detail.

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    Enjoy Your Backyard Oasis

    Host, relax, and embrace the joy of your transformed space.

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3D Render After

“Our experience was nothing short of incredible. From initial concepts, to renderings, to picking out materials in the showroom all the way through to final construction - it’s been flawless. They were all extremely professional, courteous, hard-working and so easy to work with.”

- Lisa Graham

Additional Features For Your Chester County Deck

Outdoor
Kitchens
Firepits &
Fireplaces
Water
Features
Masonry
Features
Pergolas
 
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“Keystone just finished our deck project. Arlan and team were amazing. Their attention to detail and work quality was very impressive. Would use Keystone again for any outdoor projects.”

-Jon

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“The project team spent 5 weeks at our house and were amazing to deal with. They were cordial and addressed our needs and concerns. They were extremely organized and cleaned up at the end of the day. They always had our best interests at heart. They were a pleasure to work with.”

-William

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“What a fabulous experience with Keystone from start to finish.  Each day when I would home I was equally impressed with the professionalism Keystone brings to our place.  Every cut and every angle was precise.  Thank you Keystone Custom Decks!”

– John Drummy

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“Their 3D rendering really helped us envision what the final project would look like, and it helped guide us in making adjustments and changes to improve the functionality of the living space.”

– Lawrence Han

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“Keystone did a wonderful job on our deck.  The crew was awesome to work with, our kids became very close with them and enjoyed giving them coffee and drinks. At first I was hesitant to spend so much money on a deck, but I wouldn’t do without it now.  Our family spends every chance we get to hang out there, so I would highly recommend them to whoever is interested in an oudoor living area.”

-Peter Zook

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What you can expect when Keystone builds your Chester County deck:

Turn-Key Projects

We take care of every step in the design and construction of your deck.

Integrity

We build your deck on schedule and on budget.

Lifetime Workmanship Warranty

We stand behind our workmanship for the life of your deck.

Manufacturer Product Warranties

Decking and railing materials come with manufacturer warranties.

Your Local Custom Deck Builder In Chester County, PA

As a homeowner in Chester County, PA, you want an outdoor living space that’s both inviting and functional—a place where you can entertain, relax, and enjoy time with family. The problem is, your current outdoor space may be outdated, underused, or lacking the charm you envision. At Keystone Custom Decks, we specialize in designing and building beautiful custom decks and outdoor living spaces throughout Chester County, helping you transform your backyard into the perfect setting for hosting gatherings, making memories, and enhancing your everyday lifestyle.

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Luxury Outdoor Deck Builder Serving Chester County

To make your dream backyard a reality, we know you want the custom design, layout, and features that are perfect for your family and home.