The Best Plumbing Contractors in Cupertino, CA

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

#1

Anderson Plumbing, Heating & Air

4.8
(250 reviews)
Verified

A full-service, family-owned plumbing and HVAC company known for its high-quality workmanship, 24/7 emergency service, and strong focus on customer satisfaction. They serve both residential and commercial clients in the South Bay Area.

10487 S De Anza Blvd, Cupertino, CA 95014

Specialties & Features

Emergency plumbing repairs
Water heater installation and repair
Leak detection and repair

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Horizon Services Inc.

4.7
(180 reviews)
Verified

A highly-rated local provider with a strong reputation for prompt, professional, and clean service. They offer a wide array of plumbing services with an emphasis on advanced diagnostics and long-term solutions.

10080 S De Anza Blvd, Cupertino, CA 95014

Specialties & Features

Drain cleaning and sewer services
Pipe installation and replacement
Bathroom and kitchen plumbing

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Norcal Plumbing & Rooter

4.6
(120 reviews)
Verified

A specialized plumbing and rooter service known for its responsive emergency teams and expertise in dealing with stubborn clogs, sewer line issues, and repipes. They are a go-to for complex drain and pipe problems.

(Serves Cupertino from a nearby base) 1190 S Bascom Ave, San Jose, CA 95128

Specialties & Features

Drain cleaning and sewer services
Emergency plumbing repairs
Pipe installation and replacement

Business Information

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

Why These Are the Top Plumbing Contractors in Cupertino

The plumbing market in Cupertino is characterized by high demand and a correspondingly high standard of service. As a affluent community within Silicon Valley with a mix of newer and older homes, residents and businesses expect reliable, professional, and technologically advanced plumbing services. The competition is strong, with numerous local and regional contractors vying for business, which drives a focus on customer service and quality. Typical pricing in Cupertino is on the higher end of the national scale, reflecting the region's high cost of living and business operation. For example, a standard service call fee can range from $100 to $200, with emergency after-hours rates being significantly higher. Common jobs like water heater replacement often start around $1,500 and can go much higher for tankless systems, while major sewer line repairs or repipes can easily run into the thousands of dollars. Customers generally expect and receive fully licensed, insured, and bonded technicians who can provide detailed estimates and use modern diagnostic equipment.

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 Cupertino regulations and climate

Frequently Asked Questions About Plumbing in Cupertino

Get answers to common questions about plumbing services in Cupertino, California.

1What are the most common plumbing issues for Cupertino homeowners, and are they seasonal?

The most frequent issues are related to our hard water, which accelerates mineral buildup in pipes and water heaters, leading to reduced efficiency and clogs. Seasonally, the dry summer and early fall can cause soil shifting, putting stress on underground sewer lines and potentially leading to root intrusion or cracks. Winter, while mild, can bring occasional freezing nights that risk pipe bursts for exposed outdoor plumbing or in unheated crawl spaces.

2How do I choose a reputable plumbing service in Cupertino, and what local licenses should I verify?

Always choose a plumber or company holding a valid **California C-36 Plumbing Contractor License** issued by the Contractors State License Board (CSLB). You can verify this license online for free. Additionally, ensure they carry ample insurance and have strong local reviews. Reputable Cupertino plumbers will be familiar with specific city codes, like the strict water conservation ordinances and requirements for water-efficient fixtures.

3What is the typical cost range for common plumbing repairs in the Cupertino area?

Pricing in the South Bay is generally higher than national averages due to labor and operational costs. For example, a simple faucet replacement may cost $150-$350, while a water heater replacement (including the unit and permitting) typically ranges from $1,800 to $3,500. Major repairs like a full sewer line replacement can exceed $5,000. Always request a detailed, written estimate before work begins.

4Are there any local rebates or regulations I should know about when replacing a water heater or fixtures?

Yes. California's Title 24 energy codes require specific efficiency standards for new water heaters. Furthermore, the Santa Clara Valley Water District often offers rebates for replacing old toilets and appliances with high-efficiency WaterSense labeled models. A local licensed plumber will know the current rebate programs and ensure your new installation, especially a water heater, complies with all seismic strapping and ventilation codes.

5How quickly can I expect a plumber to arrive for an emergency in Cupertino, and what constitutes a true plumbing emergency?

Many local companies offer 24/7 emergency service with response times often within 1-2 hours. True emergencies that require immediate attention include major sewage backups, burst pipes flooding your home, or a complete loss of hot water in some cases. For non-flooding clogs or minor leaks, you may get a faster and less expensive appointment by scheduling during regular business hours.