How much does a sump pump installation cost in Kent, WA?

The average sump pump installation in Kent, WA costs $1,811 in 2026. Costs range from $724 for a basic project to $4,830 for a high-end renovation. Kent is 21% more expensive than the national average of $1,500.

What is the labor rate for contractors in Kent?

The average contractor labor rate in Kent, WA is $37.37/hour, compared to the national average of $30/hour. For a sump pump installation, labor typically accounts for 60% of the total cost, which is approximately $1,087 in Kent.

Are materials more expensive in Kent?

Kent has a material cost index of 115 (national average = 100). Materials cost about 15% more than the national average. For a sump pump installation, materials account for 40% of the cost, approximately $724.

Do I need a permit for a sump pump installation in Kent?

Yes, a sump pump installation typically requires building permits in Kent, WA. The average permit cost in Kent is $1,501. Always confirm requirements with the Kent building department before starting work.

Is a sump pump installation a good investment in Kent?

A sump pump installation provides an estimated 45% ROI nationally. In Kent, where the median home price is $465,219, this project costs about 0.4% of your home value. This is a small percentage of home value, making it a relatively low-risk improvement.

Sump Pump Installation in Kent, WA — Costs $724 to $4,830

What does sump pump installation cost in Kent? Average $1,811, ranging $724–$4,830. Labor runs $37.37/hr locally — 21% above the national average. Free breakdown with material + labor split.

Kent, WA Market

+21% vs national

Labor Rate

$37.37/hr

Material Index

115

Avg Permit Cost

$1,501

Median Home Price

$465,219

Kent is a mid-sized city in Washington with a healthy pool of local contractors. Homeowners generally have several options to compare for a sump pump installation, which helps keep pricing competitive. At 21% above the national average, Kent is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Kent is valued at $465,219, putting this project at about 0.4% of home value — a moderate investment with a projected 45% ROI.

Low Estimate

$724

National: $600

Mid-Range

$1,811

National: $1,500

High End

$4,830

National: $4,000

Per Sq Ft

National: $0

Duration: 4-8 hours

DIY: Hard

Permits: Required

ROI: 45%

Sump Pump Installation Cost Calculator for Kent

Adjusted for Kent's labor rate ($37.37/hr) and material costs (index 115).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Kent

$1,739

Based on 200 sq ft at mid quality, adjusted for Kent market rates.

Local Cost Breakdown

Labor (60%)$1,087

At Kent's average rate of $37.37/hr (25% above national avg)

Materials (40%)$724

Material cost index 115 (15% above national baseline of 100)

Sump Pump Installation vs. Home Value in Kent

Metric	Kent	National Avg
Sump Pump Installation (Mid-Range)	$1,811	$1,500
Median Home Price	$465,219	$350,000
Project as % of Home Value	0.4%	0.4%
Estimated ROI	45%	45%
Median Household Income	$87,006	$75,000

What Affects the Price in Kent

1Local labor rates ($37.37/hr in Kent)
2Material cost index (115 vs national 100)
3Basin size
4Submersible vs pedestal pump
5Horsepower rating
6Battery backup

Popular Upgrades

Battery backup system
Water alarm sensor
Wi-Fi monitoring

Other Projects in Kent, WA

Whole House Generator Installation

$17,896

HardROI 55%

HVAC System Replacement

$14,259

HardROI 50%

Whole House Plumbing Repiping

$12,122

HardROI 45%

Spray Foam Insulation

$9,621

HardROI 60%

Second Story Addition

$239,567

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$179,675

HardROI 80%

Room Addition

$107,805

HardROI 55%

Home Addition

$95,444

MediumROI 60%

Sump Pump Installation in Other Washington Cities

Seattle, WA

$2,326

+28%Pop. 737,015

Spokane, WA

$2,102

+16%Pop. 228,989

Tacoma, WA

$1,819

SamePop. 219,346

Vancouver, WA

$1,978

+9%Pop. 190,915

Bellevue, WA

$2,284

+26%Pop. 151,854

Everett, WA

$1,996

+10%Pop. 110,629

Renton, WA

$2,087

+15%Pop. 106,785

Spokane Valley, WA

$2,089

+15%Pop. 103,597

Planning a Sump Pump Installation in Kent

Building permits are typically required for a sump pump installation in Kent. The average permit fee in this area is $1,501, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 4-8 hours from start to finish.

A sump pump installation is a complex project best left to licensed professionals. In Kent, skilled contractors charge an average of $37.37/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

With a median household income of $87,006, many Kent residents can budget for this project through savings. The mid-range cost of $1,811 represents 2% of the typical household's annual income.

Sump Pump Installation — National Guide

See the full national cost guide with DIY tips, cost factors, and ROI analysis.

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