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Hardscaping · Redmond

Hardscaping in Redmond

Redmond is a flat valley floor along the Sammamish River with substantial upland on three sides — Education Hill to the north, Union Hill and Novelty Hill to the east. Those two halves are genuinely different jobs. The upland carries glacial till and the work is ordinary hillside hardscape: terracing, walls, drainage behind them. The valley floor carries alluvial soils and a high water table, which is a specific and important condition: when the water table is close to the surface, a drainage design that relies on water soaking away has nowhere to send it, and excavation can meet water sooner than expected.

Typical range
$18–$120 per square foot, depending on the element
From our base
30–45 minutes from Capitol Hill via SR-520
Ground here
Glacial till on the upland at Education Hill, Union Hill and Novelty Hill, with alluvial valley-floor soils and a high water table along the Sammamish River corridor.

Artificial turf lawn held level by split-face block retaining walls with a paver walk alongside in Redmond

What we get called about

Hardscaping problems we fix in Redmond

Redmond splits into two landscapes with different problems. On the valley floor near the Sammamish River the ground is flat and the water table is high, so drainage design is constrained by how much fall is available and where a system can legitimately discharge. Up on Education Hill, Union Hill and Novelty Hill the lots are large, the access is excellent and the work is design-led rather than remedial. The other Redmond factor is HOA density in the newer developments, where architectural review is a real scheduling item.

  • A high water table on the valley floor limiting where water can go
  • Alluvial ground that behaves differently from the upland till
  • Terracing needed on Education Hill and the Union Hill slopes
  • Large suburban lots where the hardscape area drives the budget
  • Paving that has moved where the base sat in saturated ground

Worth knowing in Redmond

On the valley floor, find out where water can actually go before designing. A high water table means infiltration-based solutions — dry wells, permeable systems relying on soakaway — may have nowhere to drain to, and the design needs a real discharge instead.

The method

How we build hardscaping in Redmond

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 Redmond

Hardscaping prices in Redmond

Redmond paving runs $20 to $50 per square foot with large lot areas pushing total budgets up — $30,000 to $110,000 for a whole-garden scheme is typical. Valley-floor jobs carry a larger drainage component because the discharge options are more constrained than on the upland.

  • 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 Redmond

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

What does a high water table mean for my patio?

Mainly that drainage has to go somewhere rather than down. Where groundwater sits close to the surface, dry wells and soakaways have limited capacity because the ground below is already holding water, and a base built into saturated ground stays saturated. The answer is usually a drain line to a real discharge point plus a base built up rather than dug deep. It is very buildable; it just needs designing for.

Is the upland different from the valley floor?

Substantially. Education Hill, Union Hill and Novelty Hill carry glacial till and behave like hillside ground anywhere in this market — terracing, walls, drainage behind them. The valley floor carries alluvial soils with a high water table and behaves like nothing else on this list. Two Redmond lots a mile apart can need entirely different approaches, which is why we look at the ground rather than the address.

What does hardscaping cost in Redmond?

Paving at $20 to $50 per square foot, with whole-garden schemes typically $30,000 to $110,000 — the upper end driven by lot size more than by complexity. Redmond lots are often generous, and hardscape budgets scale with area, so the useful early conversation is about how much of the garden you actually want hard-surfaced.

Do the upland slopes need retaining walls?

Where you want flat ground on them, yes. The usual logic applies: terracing into two shorter walls generally costs less than one tall wall, avoids triggering engineering and permits, and produces more usable space. Permit thresholds in Redmond are set locally rather than following Seattle, so we establish the position for the parcel before quoting.

Serving Redmond and surrounding neighbourhoods

Our hardscaping crew in Redmond

Downtown Redmond · Education Hill · Grass Lawn · Overlake · Idylwood · Bear Creek · Union Hill · Novelty Hill · Sammamish Valley

98052 · 98053

Everything we do in Redmond →

Recent work

Hardscaping projects in Redmond

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

Get a free hardscape estimate in Redmond.

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 Redmond

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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