Concrete Sidewalks and Walkways in Seattle

Seattle Concrete Contractors  |  (206) 566-0528  |  Seattle, WA
(206) 566-0528

Public sidewalk panel replacement with SDOT permits, plus private walkways and paths that stay level and drain.

  • SDOT right-of-way permit work
  • Tree-root and trip-hazard repairs
  • Private front walks and side paths
New concrete sidewalk section in wood forms
Illustrative photo, not a completed project of ours

Get a sidewalk or walkway quote

Tell us about the project. We’ll call or email to talk it through.

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What to know about concrete sidewalks and walkways in Seattle

There are two kinds of sidewalk jobs: the public sidewalk along the street, which is right-of-way work with City permits and standards, and walkways on your own property, which are ordinary flatwork. In Seattle, the owner of the lot next to the sidewalk is generally responsible for keeping it in repair, so a lifted panel by your street tree is usually yours to fix.

Sidewalk panel replacement

Removing heaved or broken panels and pouring new ones to City standards.

Trip hazard repair

Grinding small offsets or replacing badly lifted panels.

Tree root damage

Replacing panels around street trees, working with the City’s tree rules.

Front walkways

New or replacement walks from sidewalk to door.

Side and back paths

Paths for bins, gates and garden access.

Walk plus steps

Walkways that tie into new front steps.

Options to talk through

FixGood forKeep in mind
Panel grindingSmall offsets on intact panelsFast and low disruption; a temporary fix for big offsets
Partial replacementDamage limited to one areaCut at joints so it looks intentional
Full panel replacementHeaved, badly cracked or rocking panelsNeeds the right-of-way permit in the public sidewalk

How Seattle’s ground and weather affect concrete sidewalks and walkways

Who’s responsible

Seattle generally puts sidewalk upkeep on the adjacent property owner.

SDOT permits

Small sidewalk repairs use a maintenance-type permit; larger work needs a construction permit. SDOT’s guide spells out which.

Street trees

Roots under panels are the most common cause. Root cutting is regulated and SDOT urban forestry may be involved.

City standards

Thickness, slope, joints and finish in the right-of-way follow City specs.

Driveway crossings

Where the sidewalk crosses a driveway apron it’s thicker and part of the same permit.

Private walks

Walks on your lot need slope, base and a broom finish for grip, but no SDOT permit.

Planning a sidewalk or walkway in Seattle?

Call to talk it through, or send a few details and photos.

How the job runs

  1. Assess and permitMeasure panels, check trees, apply for the right permit.
  2. Remove and baseSaw-cut, remove and regrade the base.
  3. Form and pourForms tied to neighboring panels and curb; pour and broom finish.
  4. Cure and inspectCure, inspection where required, reopen.

What concrete sidewalks and walkways typically cost in the Seattle area

Ballpark numbers help you plan a budget before anyone visits. Use them as a starting point, not a promise.

Sidewalk workTypical range
Right-of-way panel replacement (incl. permit coordination, demo, pour)$18–$28 per sq ft
Private walkways on your property$10–$18 per sq ft
Trip-hazard grinding$200–$400 per joint

Typical market ranges, not a quote from Seattle Concrete Contractors. These are ranges other Seattle-area concrete contractors publish for this work (Seattle Concrete (seattleconcrete.com) service pages, checked November 2026). Your price depends on size, access, removal, base work, finish and permits. We give a written quote after we understand the job.

What affects the price

These are the things that move a quote most, in roughly the order they matter.

Permit type

Right-of-way work has permit and inspection steps.

Trees

Root work and protection add time.

Panels

Number and size of panels.

Driveway crossings

Thicker sections at aprons.

Traffic control

Busy streets may need more setup.

Finish

Private walks can be decorative; public sidewalks follow City finish.

What a good written quote should include

Whoever you hire, ask for these in writing. They’re what separate a slab that lasts from one that cracks in two winters.

Scope and size

The area, thickness and shape, so you can compare quotes on the same job.

Base and drainage

How deep the excavation goes, how much gravel, and where water goes.

Reinforcement and joints

Rebar or mesh, dowels into existing concrete, and joint spacing.

Finish and sealing

The finish, whether it’s sealed, and what upkeep to expect.

Removal and cleanup

Demolition, haul-away and site restoration.

Permits and schedule

Which permits apply, who pulls them, and cure time before use.

Concrete Sidewalks: common questions

Am I responsible for the sidewalk in front of my house?

In Seattle, generally yes: the adjacent property owner is responsible for keeping the sidewalk in repair.

Do I need a permit to replace a sidewalk in Seattle?

Yes, sidewalk work is in the public right-of-way and needs an SDOT permit. The size of the repair decides which type.

Will the City fix a sidewalk damaged by a street tree?

Policies vary and change; ask SDOT about your block. Even when the owner pays, tree protection rules apply to the work.

How long does sidewalk replacement take?

The pour is quick; permits, inspection and cure time set the schedule.

Can you just grind a trip hazard?

Small offsets on intact panels, yes. Big lifts need replacement.

Do private walkways need permits?

Usually not, unless they’re part of a larger project or touch the right-of-way.

Tell us about your project

A few photos and rough measurements are enough to start. If you’re not sure what the job needs, describe the problem and we’ll talk it through.

Call (206) 566-0528 or use the quote form at the top of this page.

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Seattle Concrete Contractors  |  (206) 566-0528  |  Seattle, WA