Create

your Dream outdoor living space

Schedule an Estimate
Visit the Showroom
Vector Smart Object3 copy
Improve your lifestyle
Vector Smart Object
Host Great Parties
Vector Smart Object1
Increase Your Home Value
youtube-video-thumbnail

Deck Builder in Farmington, NY

Make your dream outdoor living space a reality with a custom deck and additional features!

Patios
Porches
Decks
Pergolas

Additional Features

Outdoor Kitchens
Firepits and Fireplaces
Water Features
Masonry Features

 “The most professional

and understanding crew I've ever had the pleasure to be able to have work done for my family.”

- Guiseppe Troisi
Schedule an Estimate
Visit the Showroom

Become a Master Host in Farmington with a New Backyard Deck

  • Happy Friends Having Lunch

    Host Great
    Parties

    Make new and lasting memories with family and friends.

  • Home lifestyle woman relaxing enjoying luxury sofa patio furniture on outdoor patio

    Have a Place
    to Relax

    Let life’s worries behind as you enjoy the beauty of the outdoors.

  • Smiling man crossing his arms

    Be Proud
    of Your Space

     Become the envy of the neighborhood with your beautiful outdoor space.

Schedule an Estimate
Visit the Showroom

At Keystone Custom Decks, we believe having your dream outdoor living space designed and built should be an enjoyable and painless process.

  • Do you love hosting people, but you don’t love your available space?

  • Do you enjoy spending time outdoors, but your existing outdoor space is unattractive or unusable?

  • Do you have a vision for your dream outdoor living space, but you feel overwhelmed by the construction process?

We know what it feels like to not love your outdoor living space. That is why we have been building custom decks for over 30 years.

Schedule an Estimate
Visit the Showroom

“We are thrilled with our new porches! Keystone Custom Decks went above and beyond our expectations! From the design with Mahlon to the execution with Nate and Anthony we were so impressed with their professionalism.

They all were friendly and polite and so easy to work with. The exterior of house was completely transformed. We really enjoyed working with them and have committed to working with them again in the future!"

-Amber Degner

We make a new deck in Farmington as easy as possible

  • 1

    Call Us

    We’ll learn more about your space and schedule an estimate.

  • 2

    Design Proposal

    Receive your quote and complimentary 3D rendering.

  • 3

    Installation

    Sign your proposal and watch your dreams become reality.

  • 4

    Enjoy

    Love your new deck and space you have to host parties and live!

3D Render Final Build
“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
Schedule an Estimate
Visit the Showroom

What you can expect with Keystone Custom Decks:

Turn-key Projects

We take care of every part of the construction process.

Lifetime Workmanship Warranty

We stand behind our work for life.

Integrity

We deliver on our timeframe and proposal promises.

Financing Available

We offer financing options through our partners.

"We couldn’t be happier with our carport and outdoor living space built by Keystone Custom Decks! They are beyond an amazing team of guys who are extremely hard working, very nice, professional, and punctual, and they always kept in contact throughout the entire project. The quality of work was absolutely amazing and I can not believe how fast it got done, this is a top notch company! I am truly impressed and would highly recommend them, they will exceed all of your expectations! Thank you all so much for our beautiful outdoor living space as well as our absolutely beautiful carport, you guys are amazing!"

- Gavin Polmanteer

"They came highly recommended, but we still couldn't be more pleased with our experience with Keystone Custom Decks. From design, to planning, execution, and clean up, the team exceeded any expectations. All team members were kind, hard-working, courteous, and professional and they do amazing work! We are thoroughly enjoying our new backyard and felt really great about working with this superb business that made it all happen."

- Holly Hindman

"We cannot praise Keystone Custom Decks enough. The whole process was seamless. Mahlon took our vision and made it reality. The entire crew was exceptional. They were so professional, hard working and meticulous with everything from big decisions to the smallest details. We would highly recommend them and would definitely hire them again for any future projects."

- Claudine Ninestine
Schedule an Estimate
Visit the Showroom

Custom Decks in
Farmington, NY

If you are a homeowner in Farmington or the surrounding area, you want a beautiful outdoor living space.  The problem is your current outdoor space might be unattractive or unused.  Keystone Custom Decks builds beautiful custom decks and outdoor living spaces so you can host great parties, make memories, and improve your lifestyle.

Farmington Deck Builder

To make your dream backyard a reality, we also know that you may want more than just a deck.  That is why we offer more than just custom decks in Farmington.

We also offer the following:

All these features will make your backyard dreams come true and make you a master host!
Are you ready to start designing your dream outdoor space?

Read our FREE e-book to learn the questions you need to ask when you begin designing your dream outdoor living space!