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Hardscaping · North Seattle

Hardscaping in North Seattle

North Seattle is the gentlest ground we work on inside the city, and that changes the job in a useful way. Broad flat platforms run through Wedgwood, Maple Leaf and the Green Lake basin, with real grade appearing only at the ravine edges and toward the Sound. Less slope means fewer retaining walls and more paving, which sounds simpler and is — right up to the point where flat ground and glacial till meet winter rain. On a slope water at least leaves. On a flat north-end lot it stays, and the thing that decides whether a patio here is a success is the base under it and the drain route out of it, not the paver on top.

Typical range
$18–$120 per square foot, depending on the element
From our base
15–25 minutes from Capitol Hill
Ground here
Glacial till through most of the district, with sandier outwash pockets toward Ballard and Crown Hill that drain noticeably better.

Flagstone stepping path with a river rock edge and fresh bark beds in a north Seattle garden

What we get called about

Hardscaping problems we fix in North Seattle

North Seattle is where the flat lots are, which changes what the work is. Instead of the terracing and wall-building that dominates the south and west of the city, jobs here are about making a large flat garden do something — a patio that gets used, planting that reads year-round, and drainage that stops a level lawn from becoming a level pond. Flat ground drains worse than sloped ground, not better, and on till that matters.

  • Flat ground that holds water rather than shedding it
  • Lawn and paving that stay wet from November through March
  • Sandier outwash toward Ballard and Crown Hill behaving differently from the till next door
  • Real grade at the ravine edges needing walls the flat platforms do not
  • Older patios laid directly on till with no drainage underneath

Worth knowing in North Seattle

Ask what the ground does in January rather than what it looks like in July. Flat north-end lots that seem perfectly dry in summer are frequently saturated in winter, and that is the condition the base has to be designed for.

The method

How we build hardscaping in North Seattle

The sequence does not change between neighbourhoods — what changes is the ground it is applied to. Full detail on the hardscaping service page.

  1. 01

    Work out what the water is doing first

    Before anything is priced. Where the water arrives, where it currently goes, and where it will go once a few hundred square feet of ground stops absorbing it. On a sloping lot this changes the design, not just the drainage line.

  2. 02

    Decide the order across trades

    Walls before paving, drainage before both, and anything needing machine access before the route in is closed off. A correct sequence is most of what keeps a multi-element job from costing twice.

  3. 03

    Check the permit position once, for the whole job

    Wall height, Environmentally Critical Area, impervious surface limits. Three elements each individually exempt can still cross a threshold together, and finding that out mid-build is the expensive version.

  4. 04

    Build the ground, not the surface

    Excavation to the depth the use requires, compaction in lifts, and the drainage placed as the structure goes up rather than added at the end. None of this is visible when the job is done, which is why it is where a cheap quote saves money.

  5. 05

    Lay and set the visible work

    Paving, wall faces, caps, stone. The part everyone is paying attention to, and the fastest part of the job when the three steps above were done properly.

  6. 06

    Reinstate and hand over

    Edges, jointing, the soft landscaping back in, and the levels checked against where the water is meant to go. We walk the finished fall lines with you rather than asserting them.

What it costs in North Seattle

Hardscaping prices in North Seattle

North Seattle paving sits at the lower end of the range — $20 to $50 per square foot for a paver patio — because there is less excavation and better access than on the hillside neighbourhoods. The drainage line item is larger here than the slope would suggest, typically $10 to $25 per linear foot, and it is the one not to trim.

  • No down payment

    You pay after the project is fully completed.

  • Fixed price, agreed up front

    The estimate you sign is the price you pay.

  • 0% interest for up to 6 months

    Spread the cost with no interest.

  • Warranty on hardscaping

    Covers hardscape work; vegetation excluded.

Local questions

Common questions about hardscaping in North Seattle

General questions about this service are on the service page. These are the ones that only come up here.

Why does my flat North Seattle garden stay wet?

Flat ground has nowhere to shed water, and the glacial till underneath will not accept it. Water that would run off a slope simply sits. The answer is rarely a steeper patio fall — it is a base built deep enough in free-draining material that it does not act as a sponge, plus a drain route that takes water somewhere definite rather than into a lawn that is already full.

Is the ground the same across North Seattle?

No, and the difference is worth knowing. Most of the district is glacial till, but there are sandier outwash pockets toward Ballard and Crown Hill that drain noticeably better. A base specification that is right in Wedgwood may be more than you need in Crown Hill, and permeable paving that works in the outwash can fail over till. We dig a test hole rather than assume the whole district behaves alike.

Do I need retaining walls on flat ground?

Not for structure, often for definition. Flat lots here rarely need retaining walls, but low garden walls and raised beds do real work: they lift planting out of ground that stays wet, define a patio edge, and give you soil you control rather than the heavy stuff that came with the lot. That is a different product priced per linear foot rather than per square foot of wall face.

What about the ravine edges?

Different job, closer to hillside Seattle. Genuine grade at the Carkeek and Thornton Creek ravine edges means retaining walls or terracing with drainage built in behind them, and the four-foot permit threshold measured from the bottom of the footing applies. Terracing into two shorter walls frequently avoids that threshold while giving more usable ground than one tall wall would.

Serving North Seattle and surrounding neighbourhoods

Our hardscaping crew in North Seattle

Ballard · Fremont · Wallingford · Green Lake · Phinney Ridge · Greenwood · Crown Hill · Northgate · Maple Leaf · Lake City · Wedgwood · View Ridge · Ravenna · University District · Laurelhurst · Sand Point

98103 · 98105 · 98107 · 98115 · 98117 · 98125 · 98133

Everything we do in North Seattle →

Recent work

Hardscaping projects in North Seattle

Built-in outdoor kitchen island and fire pit on a paver patio with a low seat wall

Get a free hardscape estimate in North Seattle.

We come out, look at the ground, and put a fixed written price together. No deposit, and it does not change once agreed.

Free estimate

Get a free hardscaping quote in North Seattle

Three minutes on the form. We reply during office hours, Monday – Friday, 9:00 AM – 7:00 PM, and we come out and look at the site before quoting anything.

Or call (425) 331-9811

Takes under a minute. No deposit is required to book work — you pay when the project is finished. Prefer to talk? Call (425) 331-9811

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