Decks & Porches in Maryland

Outdoor living space adds usable square footage and real value to your Maryland home. PRG builds custom decks, screened porches, and covered outdoor areas using pressure-treated lumber, composite, and PVC materials suited to the local climate.

Decks & Porches Services We Offer

• Custom deck design and construction in wood or composite
• Screened porches and three-season rooms
• Covered porches with roofing that matches your home
• Multi-level decks with stairs, landings, and built-in seating
• Pergolas, arbors, and shade structures
• Deck replacement and resurfacing of aging structures

Our Decks & Porches Process

We design your deck around how you plan to use it — dining, entertaining, relaxing, or all three. We prepare permit-ready plans showing footings, framing, and railing details, handle the Anne Arundel or Howard County permit application, and build to code with inspections at every stage.

Decks & Porches Cost in Maryland

Deck and porch costs in Anne Arundel and Howard County typically run $15,000–$25,000 for a basic 12×16 pressure-treated wood deck, $25,000–$50,000 for a mid-range composite deck, and $40,000–$80,000+ for larger composite builds with multi-level designs, pergolas, or built-in features. Material costs: pressure-treated wood $15–$25/sq ft installed, composite $30–$50/sq ft installed. Screened porches run $12,000–$22,000 for a basic enclosure over existing slab, $22,000–$38,000 for a new build with pressure-treated frame, $35,000–$55,000 for a gable-roof composite build, and $50,000–$75,000+ for premium builds with EZE-Breeze panels.

Get a Free Estimate or call 443-856-5379 for a line-item quote tailored to your home.

Decks & Porches in Maryland: What to Know

Maryland humidity and freeze-thaw cycles make material choice and structural detail more consequential here than in drier climates. Pressure-treated wood costs less upfront but warps, splinters, and gray within 3–5 years without annual sealing — most homeowners regret it. Composite (Trex, TimberTech, Fiberon) costs 40–70% more at install but carries 25–50 year warranties and skips annual maintenance. Footings need 42″ depth to clear the Maryland frost line, and ledger boards must be flashed properly to keep water out of the rim joist. Anne Arundel and Howard County both require permits with three inspections (footings, framing, final) for new construction.

Decks & Porches FAQ

How much does it cost to build a deck in Maryland?

Deck costs in Anne Arundel and Howard County range from $15,000-$25,000 for a basic pressure-treated wood deck to $40,000-$80,000+ for larger composite decks with premium features. See our full Maryland deck building cost breakdown.

What's the difference between wood and composite decking?

Pressure-treated wood costs less upfront ($15-$25/sq ft) but requires annual maintenance and lasts 15-20 years. Composite ($30-$50/sq ft) is maintenance-free and lasts 25-30+ years. Read our composite vs. wood decking comparison.

Do I need a permit to build a deck in Anne Arundel County?

Yes. Anne Arundel County requires building permits for new deck construction. You'll need to submit plans showing deck size, height, attachment method, footing locations, and railing details. Inspections are required for footings, framing, and final completion. We handle the entire permit process including plan preparation and inspection scheduling.

What size deck do I need?

Consider your intended use. For a dining table and 6 chairs, plan at least 12x12 feet. Add a grill area plus seating: 14x16 feet or larger. Hot tubs need additional structural support and typically a dedicated 10x10 section. For multiple zones (dining, lounging, grilling), 400-600 square feet provides comfortable space.

Can you add a roof or pergola to my deck?

Yes. Options include pergolas (partial shade, architectural interest), solid roof extensions matching your house, retractable awnings, and screen enclosures. Each requires proper structural support—we often upgrade deck framing to handle additional loads. Covered spaces require permits. We design covered areas that complement your home's architecture.