The Best Plumbing Contractors in Montclair, CA

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

#1

Allstar Plumbing & Rooter

4.8
(280 reviews)
Verified

A highly-rated, full-service plumbing company offering 24/7 emergency services. They are known for quick response times, transparent pricing, and expertise in dealing with both routine and complex plumbing issues, including advanced drain and sewer services.

5062 Richton St, Montclair, CA 91763

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

Benjamin Franklin Plumbing of Upland

4.7
(150 reviews)
Verified

Part of a nationally recognized franchise known for its "on-time" guarantee and professional, punctual plumbers. They specialize in residential plumbing, from minor repairs to major installations, and emphasize customer service and upfront pricing.

235 N Central Ave Upland, CA 91786 (Serves Montclair)

Specialties & Features

Residential plumbing services
Water heater installation and repair
Leak detection and repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Mike's Plumbing & Rooter Service

4.6
(90 reviews)
Verified

A reliable, family-owned and operated local plumbing service. They have built a strong reputation for honesty, quality workmanship, and personalized service. They handle a wide range of plumbing needs for both homes and businesses.

5249 Philadelphia St, Suite A211, Chino, CA 91710 (Serves Montclair)

Specialties & Features

Pipe installation and replacement
Bathroom and kitchen plumbing
Commercial plumbing services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Plumbing Contractors in Montclair

The plumbing market in Montclair and the surrounding Inland Valley is competitive, with a mix of long-standing local companies and established national franchises. The average quality of service is high, as evidenced by the consistently strong reviews for the top-tier providers. Customers have access to a wide range of specialists, from 24/7 emergency responders to experts in repiping and sewer line replacement. Typical pricing is in line with Southern California averages, with emergency/after-hours calls commanding a premium. Service call fees generally range from $75 to $150, with most companies offering free estimates for larger projects. The market demands and rewards contractors who are licensed, insured, and maintain a strong reputation for reliability and transparent communication.

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 Montclair regulations and climate

Frequently Asked Questions About Plumbing in Montclair

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

1What are the typical costs for common plumbing repairs like fixing a leak or unclogging a drain in Montclair?

In Montclair, costs vary based on the job's complexity and parts required. For example, a standard drain unclogging typically ranges from $150 to $300, while repairing a leak under a sink can cost $200-$450. Regional factors like California's high business operating costs and the need for licensed, insured plumbers influence these prices, so always get a detailed, written estimate before work begins.

2How does Southern California's hard water specifically affect my home's plumbing, and what services are recommended?

Montclair's very hard water leads to rapid limescale buildup inside pipes, water heaters, and fixtures, reducing efficiency and lifespan. We strongly recommend installing a whole-house water softener, which is a common service in the area, and performing regular descaling of your water heater to prevent premature failure and maintain water pressure.

3Are there any local Montclair or California regulations I should know about before replacing a water heater or making other major plumbing upgrades?

Yes, California has strict energy and water conservation codes. For instance, replacing a water heater now requires a permit and compliance with Title 24, often mandating a heat pump (hybrid) water heater for its efficiency. Additionally, the City of Montclair may have specific requirements for backflow prevention devices, so always hire a plumber familiar with these local codes to ensure compliance.

4What should I look for when choosing a reliable plumber in Montclair?

Always verify the plumber holds a valid, current California C-36 Plumbing Contractor license and carries both liability insurance and worker's compensation. Look for established local companies with strong reviews from Montclair residents, as they will be most familiar with our area's common issues, like hard water and older home plumbing systems, and can provide prompt emergency service.