The Best Plumbing Contractors in Longmont, CO

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

#1

Benjamin Franklin Plumbing

4.8
(200 reviews)
Verified

A well-known franchise with a strong local presence, known for its punctual service and "on-time or you don't pay" guarantee. They offer a comprehensive range of residential and commercial plumbing services with a focus on customer service and professional technicians.

1805 Iron Horse Dr, Longmont, CO 80501

Specialties & Features

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

Business Information

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

PlumbSmart Plumbing & Drain

4.9
(150 reviews)
Verified

A highly-rated local company that emphasizes honest pricing, clear communication, and high-quality workmanship. They build their reputation on resolving complex plumbing issues and providing lasting solutions for both homes and businesses.

2240 Ken Pratt Blvd #G6, Longmont, CO 80501

Specialties & Features

Pipe installation and replacement
Bathroom and kitchen plumbing
Leak detection and repair

Business Information

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

Mike's Plumbing & Drain Service

4.7
(100 reviews)
Verified

A family-owned and operated business that has been serving the Front Range for decades. They are known for their reliability, experienced technicians, and strong focus on sewer and drain services, including advanced camera inspections.

(Headquarters in Loveland, but serves Longmont) 1247 Riverside Ave, Loveland, CO 80537

Specialties & Features

Drain cleaning and sewer services
Residential and commercial plumbing
Emergency plumbing repairs

Business Information

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

Why These Are the Top Plumbing Contractors in Longmont

** The plumbing market in Longmont, Colorado, is competitive and features a mix of long-standing local companies and established national franchises. The overall quality is high, with customers expecting reliable, skilled service, particularly given the region's older housing stock and specific challenges like hard water and freezing winters that can impact pipes. * **Average Quality & Competition:** The market is robust, with several providers maintaining ratings above 4.5 stars. This high level of competition benefits consumers by driving a focus on customer service, transparent pricing, and guarantees. Companies must demonstrate expertise, especially in emergency and sewer services, to stand out. * **Typical Pricing:** Pricing in Longmont is generally in line with the broader Front Range area. A standard service call typically ranges from $100 to $200 for diagnosis. Emergency and after-hours services command a premium. Larger projects like water heater replacements or repiping are significant investments, so multiple quotes are recommended. The top-rated companies often justify their prices with superior warranties, guaranteed arrival times, and highly trained technicians.

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 Longmont regulations and climate

Frequently Asked Questions About Plumbing in Longmont

Get answers to common questions about plumbing services in Longmont, Colorado.

1What are the most common plumbing issues for Longmont homeowners, especially related to our climate?

The most frequent issues are frozen and burst pipes due to our cold Front Range winters, and sewer line problems caused by invasive tree roots seeking water in our semi-arid climate. We also see many water heater issues, as hard water common in the area accelerates sediment buildup and corrosion. Proactive winterization of outdoor faucets and knowing the location of your main water shut-off valve are critical local precautions.

2How do I choose a reputable plumber in Longmont, and are there specific local licenses I should verify?

Always choose a plumber licensed by the City of Longmont. You can verify this through the city's Community Development Department. Additionally, look for a master plumber license from the State of Colorado. Reputable local plumbers will be familiar with Longmont's specific building codes, the nuances of our older housing stock, and the local water chemistry, which is essential for proper service and repairs.

3What is the typical cost range for common plumbing services in the Longmont area?

Costs vary, but local averages include: $150-$450 for a drain cleaning/service call, $1,000-$3,000 for a water heater replacement (with tankless systems being higher), and $200-$600 for fixing a running toilet or leaky faucet. For major sewer line repairs, costs can range from $3,000 to $10,000+ depending on depth and method (trenchless vs. traditional). Always get a detailed, written estimate upfront.

4When is the best time to schedule non-emergency plumbing work in Longmont?

Schedule routine maintenance like water heater flushing, sump pump checks, and sewer line inspections in the late summer or early fall. This avoids the high-demand winter emergency season for frozen pipes and allows you to address any vulnerabilities before cold weather hits. For outdoor plumbing projects like installing a new hose bib or irrigation system, late spring after the last frost is ideal.

5Are there any local regulations or rebates for installing water-efficient fixtures in Longmont?

Yes. Longmont encourages water conservation through its "Water Efficient Fixture Rebate" program. You can receive rebates for installing high-efficiency toilets, clothes washers, and smart irrigation controllers. Furthermore, all new installations and replacements must comply with current federal and local water efficiency standards. A local plumber will be up-to-date on these programs and can help you select qualifying fixtures.