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hello@deckbuilderportland.cc (503) 782-9723 1425 SE Water Ave, Portland, OR 97214
Portsmouth, Portland · ZIP 97203

Deck Builder Portsmouth Portland, OR

Repair, Rebuild & New Decks, OR

Portsmouth is flat, affordable and full of post-war housing, so deck budgets here go into structure rather than premium surfaces. We cover N Lombard Street and the blocks around Portsmouth Park, with a fixed written price before any work starts.

24/7 · Open 24 Hours Free Phone Consultation No Obligation

4.9 ★★★★★ 312+ Google Reviews
17+ Years Building
Portland Decks
26+ Portsmouth Projects
Since 2008
A+ BBB Accredited
Member NADRA
Portsmouth · Multnomah County

Portsmouth Deck Conditions, Block by Block

Deck work in Portsmouth starts with the housing stock, 1940s and 1950s cottages and ranches on flat 5,000 sq ft (465 sq m) lots, and the one site condition that governs it: flat lots over clay that hold surface water against post bases all winter, the leading cause of post rot we find in this neighbourhood.

On these lots we specify pressure-treated framing on raised standoff post bases with cedar decking, a combination that fits a working budget and still lasts.

We work N Lombard Street, N Portsmouth Avenue, N Chautauqua Boulevard and the streets around Portsmouth Park and Roosevelt High School through the year, which is how 26 Portsmouth projects add up. Every quote is a fixed written price after a site visit, with the Portland Permitting and Development filing handled in house, and every build carries a 10-year written workmanship warranty.

Talk to the crew about your Portsmouth deck →
  • Housing stock 1940s and 1950s cottages and ranches on flat 5,000 sq ft (465 sq m) lots
  • Site condition flat lots over clay that hold surface water against post bases all winter, the leading cause of post rot we find in this neighbourhood
  • Material we specify pressure-treated framing on raised standoff post bases with cedar decking, a combination that fits a working budget and still lasts
  • Crew response time 20-26 minutes from our Central Eastside shop, with same-day inspection for anything structural
15 Services · One In-House Crew

What We Build and Fix in Portsmouth

Portsmouth homeowners book all 15 services below. Repair and inspection move fastest, new builds and rebuilds take a permit window, and the crew stays the same across all of them.

Deck Repair in Portsmouth We fix rot, loose boards, wobbly railings, and water damage. Our Portland deck repair crew covers every metro neighbourhood and books same-day safety inspections. See the deck repair page → Deck Installation in Portsmouth New deck installation in Portland with engineered footings and PP&D-compliant railings. Pricing runs $12,000 to $45,000 and covers permits, materials, and labor. See the deck installation page → Deck Replacement in Portsmouth Tear-out and rebuild for Portland decks that are past saving. The job covers demolition, hauling, new framing, and an upgrade to cedar, Trex, or TimberTech. See the deck replacement page → Deck Restoration in Portsmouth We strip, sand, treat, and refinish tired wood decks. Restoring a 300 sq ft (28 sq m) cedar deck in Portland costs $2,800 to $8,500 and takes 3 to 5 days. See the deck restoration page → Deck Refinishing in Portsmouth Sanding and refinishing with pro-grade stain and marine sealer. Our Portland crew finishes most 300 sq ft (28 sq m) decks in 2 to 3 days. See the deck refinishing page → Deck Staining in Portsmouth We apply oil-based, semi-transparent, and solid-color stains. Sealing lasts 3 to 5 years on Western Red Cedar in Portland weather. See the deck staining page → Custom Deck Design in Portsmouth Multi-level decks, built-in benches, planters, and pergolas. Design covers 3D renders, structural drawings, and the PP&D permit filing. See the custom deck design page → Rooftop Deck Builder in Portsmouth Rooftop decks for Pearl District condos and Downtown high-rises. We use pedestal-paver systems, Trex RainEscape drainage, and stamped PP&D drawings. See the rooftop deck builder page → Deck Inspection in Portsmouth Deck safety checks for home sales, insurance, and storm damage. An inspection costs $185 to $385 and includes a written 12-point structural report. See the deck inspection page → Composite Deck Builder in Portsmouth Capped composite installs in Trex, TimberTech AZEK, Deckorators, and Fiberon. Hidden fasteners keep the surface clean, and warranties run 25 to 30 years. See the composite deck builder page → Trex Deck Installer in Portsmouth TrexPro Platinum installer for Trex Transcend, Lineage, Enhance, and Select. A Trex deck in Portland runs $18,000 to $32,000 with a 25-year fade warranty. See the trex deck installer page → TimberTech Deck Builder in Portsmouth Certified TimberTech installer for the AZEK PVC and Pro composite lines. Full-cap polymer boards resist fading and stains for 30 years. See the timbertech deck builder page → Cedar Deck Builder in Portsmouth Western Red Cedar decks built for Pacific Northwest rain. Stainless steel fasteners and marine-grade sealer keep water out of the framing. See the cedar deck builder page → PVC Deck Builder in Portsmouth PVC decking in AZEK and Fiberon Paramount for shaded and riverfront lots. Zero organic content means mould and rot have nothing to feed on. See the pvc deck builder page → IPE Hardwood Deck Builder in Portsmouth Brazilian IPE and tropical hardwood decks that last 50 to 75 years. Pricing runs $28,000 to $65,000, and we pre-drill every fastener. See the ipe hardwood deck builder page →
Multnomah County · Permits Filed In House

From First Call to Final Walk in Portsmouth

Deck projects in Portsmouth run through 5 stages. Nothing starts on site until the price is fixed in writing and the permit is filed, which is why our schedules hold.

  1. 01

    Site visit and measure

    We come out to Portsmouth within 24 to 48 hours, measure the space, check the ledger, posts and footings, and photograph anything that has already failed. The visit is free and takes 45 to 60 minutes.

  2. 02

    Fixed written quote

    You get a line-item price covering demolition, framing, decking, railing, hardware, permits and haul-away. The number does not move after signing unless you change the scope in writing.

  3. 03

    Permit and drawings

    We draw the plan and file with Portland Permitting and Development (PP&D). Review runs 2 to 4 weeks on a standard residential deck, and we build that wait into the schedule you are given rather than discovering it later.

  4. 04

    Build

    The crew works Portsmouth in one continuous stretch, no jumping between sites. A 300 sq ft (28 sq m) deck takes 6 to 10 working days, a repair 1 to 3, a multi-level hillside build 12 to 21.

  5. 05

    Inspection, clean-up and warranty

    We meet the inspector, clear every offcut and fastener from the yard, and hand over the written 10-year workmanship warranty along with the manufacturer warranty on the decking itself.

Neighbourhoods Next to Portsmouth

Portsmouth sits inside North Portland. The crew covers the neighbourhoods below on the same schedule and at the same rates, so a job two streets over runs exactly like one on yours.

See the full North Portland deck builder page →
8 Questions · Straight Answers

Common Questions About Decks in Portsmouth

How much does a deck cost in Portsmouth?

A deck in Portsmouth costs $1,800 to $45,000 depending on scope. Repairs, meaning board replacement, railing work and stair fixes, run $1,800 to $4,500 on most houses here. A new 300 sq ft (28 sq m) cedar or composite build runs $14,000 to $28,000. Multi-level and hillside builds reach $32,000 to $45,000. One local factor moves that range on Portsmouth lots: flat lots over clay that hold surface water against post bases all winter, the leading cause of post rot we find in this neighbourhood. We price after a site visit rather than over the phone for exactly that reason.

Do I need a permit for a deck in Portsmouth?

Yes, a deck more than 30 inches (76 cm) above grade in Portsmouth needs a permit from Portland Permitting and Development (PP&D). Repairs replacing under 50% of the structural members usually do not. Fees run $185 to $685 and review takes 2 to 4 weeks. We draw the plan, file it and meet the inspector, so nothing lands on the homeowner.

What is the biggest deck problem in Portsmouth?

The condition that decides a deck in Portsmouth is flat lots over clay that hold surface water against post bases all winter, the leading cause of post rot we find in this neighbourhood. It shows up on most lots here, and ignoring it is what turns a 30-year deck into a 10-year one. We check for it on the first visit and price the fix into the quote rather than raising it halfway through the build.

Which decking material works best in Portsmouth?

For Portsmouth we specify pressure-treated framing on raised standoff post bases with cedar decking, a combination that fits a working budget and still lasts. Four materials are worth considering across Portland: capped composite such as Trex Transcend, PVC such as TimberTech AZEK, Western Red Cedar and IPE hardwood. Composite and PVC carry 25 to 30-year fade warranties and need no annual coat. Cedar costs less up front and needs re-staining every 2 to 3 years. IPE lasts 50 to 75 years at $28 to $40 per sq ft installed.

How fast can you get to Portsmouth?

Our crew reaches Portsmouth in 20-26 minutes from the Central Eastside shop. We cover N Lombard Street, N Portsmouth Avenue, N Chautauqua Boulevard and the blocks around Portsmouth Park regularly. Structural safety calls, meaning collapsing railings, rotted ledgers or moving stair stringers, get a same-day inspection. Everything else books within 24 to 48 hours.

How long does a Portsmouth deck take to build?

A Portsmouth deck takes 1 to 21 working days on site. Repairs finish in 1 to 3 days. A new 300 sq ft (28 sq m) build runs 6 to 10 days. Multi-level or hillside builds take 12 to 21 days. Add 2 to 4 weeks of permit review before any of that starts. We give you the full timeline, permit wait included, at quote stage.

Have you built decks in Portsmouth before?

Yes, 26 decks in Portsmouth since 2008, plus work throughout North Portland. Portsmouth is flat, affordable and full of post-war housing, so deck budgets here go into structure rather than premium surfaces. We can walk you through examples from streets near yours on the first visit, along with projects in St. Johns, Cathedral Park, University Park.

What should I check before hiring a deck contractor in Portsmouth?

Check 4 things before signing anything. First, an active Oregon Construction Contractors Board licence, verifiable online in under a minute, ours is OR CCB #248317. Second, NADRA membership, the North American Deck and Railing Association. Third, proof of liability insurance and a bond. Fourth, manufacturer certification such as TrexPro Platinum or TimberTech Pro. A contractor who gets defensive about any of the four has answered the question.

Get a Fixed Written Price for Your Portsmouth Deck

Tell us what the deck is doing and we will tell you what it takes to fix it. Site visits in Portsmouth are free, quotes are fixed in writing, and nothing gets added later.

  • Free on-site measure and written quote
  • Licensed, bonded and insured, OR CCB #248317
  • 10-year written workmanship warranty
  • Permits filed in house, no homeowner paperwork