Soak Up the Sun on a Spacious New Deck

Turn to us for new deck installation services in Gearhart, Astoria & Seaside, OR 

Barbeque season is around the corner, which means you’ll want a dedicated space for entertaining. If your outdoor area can’t accommodate your plans, the pros at Mossberg Construction can help. With our new deck installation services, you can make your property a local hotspot in Gearhart, Astoria, and Seaside, OR.


When we install a new deck, we handle everything from start to finish, including the railing and stair installations. We work with all kinds of wood and composite but are open to other materials as well.


Get in touch with us today to plan a new deck installation.

Count on us for comprehensive deck solutions

You can depend on our team for a comprehensive selection of deck services. We offer:


  • New deck installations
  • Deck staining services
  • Deck replacement services
  • Deck addition services
  • Deck repair services


Whether we’re staining your deck or repairing it, our pros will go above and beyond to make sure the results are flawless. Contact us today to plan deck services.

Frequently Asked Questions About Deck Services

  • What deck services does Mossberg Construction provide in Seaside, OR and surrounding areas?

    We provide complete residential deck services including custom deck installation, deck replacement, deck repair, deck additions, stair installation, railing installation, deck staining, and structural repairs. We work with both traditional wood decking and low-maintenance composite decking materials.

  • Do you build custom decks?

    Yes. Every deck is customized to fit your home's layout, your outdoor space, and how you plan to use it. Whether you want a simple backyard deck or a larger entertainment area, we build decks designed specifically for your property.

  • What areas do you serve for deck construction?

    Mossberg Construction serves homeowners throughout Seaside, Gearhart, Astoria, Cannon Beach, Warrenton, Tillamook, and many surrounding Northern Oregon Coast communities. If you're unsure whether you're within our service area, contact us for availability.

  • Should I choose a wood deck or composite deck?

    Both materials have advantages. Wood offers a natural appearance and can be stained or refinished over time, while composite decking requires less routine maintenance and resists fading, moisture, and insect damage. We'll help you compare options based on your budget, maintenance preferences, and long-term goals.

  • How do I know if my deck needs replacement instead of repair?

    If your deck has widespread rot, unstable framing, significant structural movement, or multiple failing components, replacement may be the safer and more cost-effective option. During your inspection, we'll explain whether repairs are sufficient or if building a new deck is the better investment.

  • Can you expand my existing deck?

    Yes. We can often enlarge an existing deck to provide additional seating, outdoor dining space, or room for features like grills, hot tubs, or outdoor furniture. We'll evaluate the existing structure to determine the best approach.

  • Do decks need maintenance on the Oregon Coast?

    Yes. Coastal weather exposes decks to moisture, rain, salt air, and changing temperatures. Regular cleaning, inspections, staining for wood decks, and prompt repairs help extend the life of your deck and keep it safe for everyday use.

  • How long does it take to build a new deck?

    Project timelines vary depending on deck size, materials, design complexity, weather conditions, and permitting requirements. After your estimate, we'll provide a project timeline so you know what to expect before construction begins.

  • Does a new deck increase home value?

    A professionally built deck can improve curb appeal, expand usable outdoor living space, and increase the overall appeal of your property to future buyers. Many homeowners also enjoy the added functionality and entertainment space long before selling their home.

  • Why hire a local deck contractor in Seaside, OR?

    Working with a local contractor means partnering with a team familiar with coastal weather conditions, local building requirements, and the materials that perform best in the Seaside area. Mossberg Construction combines local knowledge with experienced craftsmanship to build decks designed for long-term durability along the Oregon Coast.

Ready to Build Your New Deck?

Whether you're planning a brand-new deck, replacing an aging structure, or upgrading your outdoor living space with low-maintenance composite decking, Mossberg Construction is ready to help. We proudly serve homeowners throughout Seaside, Gearhart, Astoria, Cannon Beach, Warrenton, and surrounding Northern Oregon Coast communities with quality craftsmanship, dependable service, and personalized solutions built to last.


Contact Mossberg Construction today to schedule your free estimate and discuss your deck project. Call (503) 757-2765 or reach out via email to get started creating an outdoor space you'll enjoy for years to come.

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