Cost to Pond & Water Feature Installation in Seattle, WA

$2,560–$15,360 in Seattle

28% above the national average · 1.28x cost multiplier

In Seattle, a pond & water feature installation runs $2,560 to $15,360 on average — about 28% above what homeowners pay nationwide. The West Coast market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.

Cost Breakdown in Seattle

Line Item	Low	Mid	High
Materials	$1,024	$3,200	$8,960
Labor	$1,024	$3,200	$7,680
Permits	$0	$256	$640
Total	$2,048+28% vs. national avg	$7,296+28% vs. national avg	$19,200+28% vs. national avg

Budget

Small pre-formed liner pond (50-100 sq ft) or standalone fountain/bubbler. Basic pump, no fish, minimal plantings.

Mid-Range

Custom-shaped EPDM liner pond (100-200 sq ft) with waterfall, skimmer, biological filter, lighting, and aquatic plants. Fish-ready.

Premium

Large custom pond (200-500+ sq ft) with multi-tier waterfall, stone hardscape, professional grade filtration, LED lighting, fish stocking, and landscape integration.

Material Options

Material prices below are national averages; availability in Seattle may shift costs slightly.

Material	Cost/Unit	Pros	Cons	Best For
Pre-Formed Rigid Liner	$100-$500	Easy to install, predictable shape, puncture-resistant	Limited sizes and shapes, looks less natural, hard to customize	Small starter ponds and simple water gardensEasy to install, predictable shape, puncture-resistant
EPDM Rubber Liner	$0.50-$1.50/sq ft	Any shape or size, flexible, fish-safe, 20-year lifespan	Requires underlayment, can be punctured by rocks, wrinkles in corners	Most custom ponds - the industry standardAny shape or size, flexible, fish-safe, 20-year lifespan
Concrete/Gunite	$25-$50/sq ft	Permanent, any shape, extremely durable, professional finish	Most expensive, requires curing, can crack with ground shifting	Large permanent installations and formal koi pondsPermanent, any shape, extremely durable, professional finish
Standalone Fountain/Bubbler	$200-$3,000 per unit	No excavation, easy to install, adds sound and movement, self-contained	Not a true pond, limited water volume, needs winterizing	Patios, small yards, and entryway focal pointsNo excavation, easy to install, adds sound and movement, self-contained

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Back to national average for Pond & Water Feature Installation

Seattle Estimate

Typical Range

$2,560–$15,360

vs. National Average

28% above national

Cost Multiplier

1.28x

Estimates apply Seattle's 1.28x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.

See national average costs →