The Best Plumbing Contractors in Preston, WA

Compare the highest-rated plumbing professionals in Preston, Washington. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Mr. Rooter Plumbing of Seattle

4.8
(500 reviews)
Verified

A leading regional plumbing service known for its professional, uniformed technicians and comprehensive 24/7 emergency response. They are part of a nationally recognized brand, which often implies standardized training and service protocols. They serve both residential and commercial clients throughout the greater Eastside area, including Preston.

(Service Area Based - Main office in Woodinville) They serve Preston, WA.

Specialties & Features

Emergency plumbing repairs
Drain cleaning and sewer services
Water heater installation and repair

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Issaquah Plumbing & Heating

4.7
(150 reviews)
Verified

A long-standing, family-owned and operated local business that has served the Issaquah Plateau and surrounding communities, including Preston, for decades. They are highly regarded for their expertise, honesty, and deep roots in the local community. They handle a wide array of plumbing needs from small repairs to large installations.

22525 SE 64th Pl, Issaquah, WA 98027

Specialties & Features

Residential and commercial plumbing services
Bathroom and kitchen plumbing
Pipe installation and replacement

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes
#3

Alpine Plumbing & Rooter

4.9
(80 reviews)
Verified

A highly-rated, smaller local contractor based in North Bend, making them one of the closest providers to Preston. They emphasize personalized service, quick response times, and expertise in both standard plumbing and more complex issues like root intrusion and sewer line replacement, which are common in the wooded areas around Preston.

(Service Area Based - Serves North Bend, Snoqualmie, Preston)

Specialties & Features

Drain cleaning and sewer services
Leak detection and repair
Water heater installation and repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Plumbing Contractors in Preston

** The plumbing market serving Preston, WA, is characterized by high-quality, specialized local and regional contractors rather than a high volume of direct competition. As a small community, Preston itself has very few, if any, dedicated plumbing companies, so the market is dominated by established providers from neighboring hubs like Issaquah, North Bend, and Sammamish. The competition level is moderate but of high quality; these companies have built their reputations on serving the specific needs of the semi-rural and suburban homes in the Snoqualmie Valley and Issaquah Plateau. **Average Quality:** The average quality of service is high, with most top-tier providers holding state-required licensing and insurance, and many technicians having additional certifications. Customer reviews consistently highlight professionalism, expertise, and clear communication. **Competition Level:** Moderate. There are several well-established players, but not an oversaturated market. This allows reputable companies to maintain a strong presence. **Typical Pricing:** Pricing in this region is typically at or slightly above the national average, reflecting the higher cost of living and business operation in the Greater Seattle area. Emergency or after-hours services command a significant premium. Standard service call fees generally range from $100-$200, with hourly labor rates between $120-$200+. Given the specialized nature of services like sewer line replacement or repiping, large projects can easily run into the thousands of dollars. It is always recommended to get detailed, written estimates before proceeding with major work.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Preston regulations and climate

Frequently Asked Questions About Plumbing in Preston

Get answers to common questions about plumbing services in Preston, Washington.

1How do Preston's cold winters impact my plumbing, and what preventative maintenance should I prioritize?

Preston's winter temperatures can frequently drop below freezing, putting pipes in uninsulated crawl spaces or exterior walls at high risk for freezing and bursting. Homeowners should prioritize insulating exposed pipes, disconnecting and draining outdoor hoses, and ensuring their home's heating system maintains a consistent temperature. It's also wise to know the location of your main water shut-off valve in case of an emergency freeze-related burst.

2What should I look for when choosing a plumber in the Preston/Snoqualmie Valley area?

Always verify that the plumber holds a current Washington State Plumbing Contractor license (UBI number) and carries both liability insurance and a bond, which protects you. Given our rural and semi-rural setting, inquire about service area and emergency response times. A reputable local plumber will be familiar with common issues in our area, such as older septic systems, well water pressure tanks, and the hard water prevalent in parts of King County.

3Are there specific local regulations in Preston or King County that affect plumbing repairs or installations?

Yes, all plumbing work must comply with the Washington State Plumbing Code and any local amendments from King County Public Health. This is particularly important for septic system repairs or installations, which require county permitting and inspections. Furthermore, if your home is on a well, any work affecting the well or pressure system must also meet state and county health department standards to ensure water safety.

4What is a typical cost range for common plumbing services in Preston, like fixing a leaky faucet or clearing a main drain line?

Costs vary based on job complexity and parts, but for common services, you can expect a service call fee plus labor. A leaky faucet repair might range from $150-$300, while hydro-jetting a clogged main sewer line due to our region's prevalent tree roots can range from $400-$800. Always request a detailed, written estimate before work begins, as prices from contractors serving the Snoqualmie Valley can differ based on travel distance and part availability.

5My drains are slow, especially in the fall. Is this a common issue in Preston, and what causes it?

Yes, this is very common. The primary culprits in our area are invasive tree roots seeking moisture, which can infiltrate and clog older sewer lines, and the accumulation of organic debris like leaves and pine needles in outdoor drains and gutters during autumn. Seasonal heavy rains can also overwhelm older drainage systems. Regular drain cleaning and having a plumber perform a video camera inspection of your main sewer line can help diagnose and prevent major backups.