The Best Plumbing Contractors in Napa, CA

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

#1

Bill's Plumbing

4.8
(250 reviews)
Verified

A family-owned and operated business known for its rapid response times, especially for emergency services. They have built a strong reputation for honesty, quality workmanship, and handling complex plumbing issues for both residential and commercial clients in Napa Valley.

807 Soscol Ave, Napa, CA 94559

Specialties & Features

Emergency Plumbing Repairs
Water Heater Installation
Drain and Sewer Services

Business Information

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

Allstar Plumbing, Heating & Air

4.7
(180 reviews)
Verified

While also providing HVAC services, Allstar Plumbing has a dedicated and highly-reviewed plumbing division. They are praised for their professional technicians, clear communication, and effective solutions for everything from minor leaks to full repipes and water heater services.

790 Brown's Valley Rd, Napa, CA 94558

Specialties & Features

Pipe Installation and Replacement
Water Heater Services
Leak Detection

Business Information

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

M. Torres Plumbing

4.9
(90 reviews)
Verified

A highly-rated, locally-owned contractor known for personalized service and attention to detail. They excel in residential plumbing, including kitchen and bathroom remodels, fixture installation, and repair work. Their excellent customer satisfaction scores make them a top choice for scheduled projects.

Serves Napa, CA (Local-based operation)

Specialties & Features

Bathroom and Kitchen Plumbing
Residential Repairs
Fixture Installation

Business Information

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

Why These Are the Top Plumbing Contractors in Napa

** The plumbing market in Napa, California, is characterized by a mix of long-established, family-owned businesses and multi-service home service companies. Due to the region's combination of historic homes, high-value residential properties, and a robust commercial wine and hospitality industry, the demand for skilled, reliable plumbers is consistently high. The overall quality of service providers is strong, with several companies maintaining exceptional reputations over decades. Competition is healthy but not oversaturated, favoring contractors with proven expertise, proper licensing, and excellent customer service. Pricing in Napa tends to be at a premium compared to national averages, reflecting the high cost of living in the Bay Area and the specialized knowledge required for local infrastructure, such as dealing with older pipe materials common in historic properties. Emergency service call-out fees typically start in the $150-$250 range, with hourly labor rates ranging from $120 to $200+.

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 Napa regulations and climate

Frequently Asked Questions About Plumbing in Napa

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

1How does Napa's hard water affect my plumbing, and what specific solutions are recommended?

Napa's water is notoriously hard, with high mineral content that accelerates scale buildup in pipes, water heaters, and fixtures. This leads to reduced efficiency, higher energy bills, and premature appliance failure. We strongly recommend installing a whole-house water softener or a scale inhibition system, which are common and highly effective solutions for local homeowners to protect their plumbing investment.

2What should I expect to pay for common plumbing services in Napa, and why are prices sometimes higher here?

Service call rates in Napa typically range from $125 to $250, with hourly labor between $90 and $200. Factors like California's high business licensing and insurance costs, Napa's higher cost of living, and the specialized expertise required for historic winery or estate homes contribute to pricing. Always request a detailed, upfront written estimate to avoid surprises, as costs for repiping or sewer line replacement can be significant due to local soil conditions.

3Are there specific seasonal plumbing issues I should prepare for in Napa Valley?

Yes, Napa's distinct seasons create specific challenges. In late summer and fall, the dry, compacted soil can shift and cause underground pipe stress or leaks. The mild but occasionally frosty winters require you to insulate exposed pipes in unheated crawl spaces to prevent freezing, especially in older homes. Additionally, the rainy season can overwhelm older sewer lines, making fall a critical time for inspections and drain cleaning.

4What local regulations should I know about before starting a plumbing remodel in Napa?

Napa enforces strict California Plumbing Code standards, with local amendments. Key regulations include requirements for water-conserving fixtures (like 1.28 GPF toilets), backflow prevention devices on irrigation systems, and specific venting codes for gas appliances. For any significant work, a permit from the City of Napa or Napa County is usually required, and your plumber should be familiar with pulling these permits to ensure compliance and pass inspection.

5How do I choose a reliable plumber in Napa, and what credentials are most important?

Always verify a plumber holds a current, valid California C-36 Plumbing Contractor license, which is mandatory for any job over $500. For Napa-specific expertise, look for a company with extensive local experience dealing with hard water, older home foundations, and hillside properties. Check for strong reviews addressing punctuality, clear communication, and knowledge of local permit processes, as these are indicators of a professional who understands the unique needs of the community.