Premium Plumbing Services for Mercer Island Homes
Mercer Island homes represent some of the finest residential properties in the Pacific Northwest. Lighthouse Plumbing provides professional plumbing services in Mercer Island, WA that match the exceptional standards of this community. From waterfront estates to charming mid-century homes, our local plumbers bring the expertise and attention to detail that island residents expect. Whether you need routine maintenance, emergency repairs, or complete plumbing installations, we deliver service worthy of your home.


We're Here When You Need Us
From the north end near I-90 to the quieter south end neighborhoods, Mercer Island homes deserve responsive, professional plumbing care. When something needs attention—or when you're planning an upgrade—Lighthouse Plumbing provides solutions that fit your needs and protect your investment. Contact us today to schedule service.
Why Mercer Island Residents Trust Lighthouse Plumbing
Island homeowners have high expectations. Here's how we meet them:

Understanding of Upscale Homes
Mercer Island properties often feature premium fixtures, complex plumbing systems, and high-end finishes. We have experience working in these environments and treat every home with appropriate care and expertise.

Respect for Your Property
We arrive in clean uniforms, wear shoe covers, and take every precaution to protect your floors, fixtures, and landscaping. Your home will look exactly as it did before we arrived—except with working plumbing.

Clear Communication and Fair Pricing
No surprises on your invoice. We provide detailed, upfront quotes and explain your options thoroughly. You'll understand exactly what we're doing and why.

Excellence in Every Detail
We use premium materials and meticulous techniques appropriate for Mercer Island homes. Our work meets the highest standards of quality and durability.

Discretion and Professionalism
As a locally owned business, we understand that island residents value privacy and professionalism. Our background-checked technicians conduct themselves with discretion and courtesy in every home.
Mercer Island homeowners deserve exceptional plumbing service. Lighthouse Plumbing is proud to deliver it.
Plumbing Services We Offer on Mercer Island
Our Mercer Island plumbers provide comprehensive residential plumbing services:
Water Heater Installation & Repair
tank, tankless, and heat pump systems
Drain Cleaning
clogged drains, sewer lines, and hydro jetting
Leak Detection & Repair
hidden leaks, pipe repairs, and slab leaks
Water Filtration Systems
whole-home filtration installation
Toilet Repair & Installation
all makes and models
Exterior Hose Bibs
installation and repair
Serving the Mercer Island Community
Expert Plumbing for Island Living
Surrounded by Lake Washington and connected to Seattle and Bellevue by I-90, Mercer Island offers a unique combination of privacy, natural beauty, and convenient access to the region. The island's excellent schools, abundant parks, and tight-knit community make it one of the most desirable places to live in the Northwest. Lighthouse Plumbing is honored to serve Mercer Island homeowners, providing plumbing services that reflect the quality this community represents.
