The Best Plumbing Contractors in Mandan, ND

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

#1

Interstate Plumbing & Mechanical

4.8
(180 reviews)
Verified

A leading full-service plumbing and HVAC contractor known for its rapid response times and expertise in both residential and complex commercial projects. They operate a large team of technicians and are equipped for major installations and emergency repairs.

3420 Miller Ave, Bismarck, ND 58501 (Serves Mandan extensively)

Specialties & Features

Emergency plumbing repairs
Commercial plumbing services
Water heater installation and repair

Business Information

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

Pioneer Plumbing & Heating

4.7
(90 reviews)
Verified

A well-established, local family-owned business with a strong reputation for personal service and high-quality workmanship. They are particularly praised for their honesty, clear communication, and effectiveness in handling routine maintenance and complex residential repairs.

1102 1st St NW, Mandan, ND 58554

Specialties & Features

Residential plumbing services
Bathroom and kitchen plumbing
Drain cleaning and sewer services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

S&S Plumbing, Heating & Air Conditioning

4.6
(130 reviews)
Verified

A reliable and versatile provider offering a comprehensive suite of services for homes and businesses. They are known for their professional demeanor, thorough diagnostics, and expertise in modern pipe installation and replacement techniques, including trenchless technology where applicable.

2207 E Main Ave, Bismarck, ND 58501 (Serves Mandan extensively)

Specialties & Features

Pipe installation and replacement
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 Mandan

** The plumbing market in Mandan is competitive and characterized by a mix of long-standing local shops and larger regional companies based in neighboring Bismarck. The overall quality of service is high, as North Dakota maintains strict licensing requirements for master plumbers. Due to the region's climate, services related to frozen pipes, water heater failure, and sewer line issues are common, especially during winter months. Competition is robust, which generally benefits consumers through competitive pricing and a focus on customer service. Pricing is typically in line with national averages for mid-sized cities, with emergency and after-hours calls commanding a premium. Customers in Mandan tend to value reliability, local expertise, and prompt emergency response, factors that are heavily weighted in the reputations of the top providers. Both Pioneer Plumbing (located in Mandan) and the Bismarck-based leaders (Interstate and S&S) have established a strong trust with the community through years of consistent service.

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 Mandan regulations and climate

Frequently Asked Questions About Plumbing in Mandan

Get answers to common questions about plumbing services in Mandan, North Dakota.

1How does Mandan's cold climate impact my plumbing, and what preventative maintenance is critical?

Mandan's harsh winters, with deep frost lines (often 5-6 feet), make frozen and burst pipes a major risk. Critical preventative steps include insulating pipes in unheated areas like crawl spaces, disconnecting and draining outdoor hoses before fall, and knowing the location of your main water shut-off valve for emergencies. Installing frost-free sillcocks for outdoor faucets is a highly recommended local upgrade.

2What is the typical cost range for common plumbing services in the Mandan area?

Costs vary by job complexity and provider, but local averages include: $150-$350 for drain cleaning/toilet repair, $450-$1,200 for water heater replacement (tank type), and $1,500-$4,000+ for repiping or sewer line work. North Dakota's labor rates and the need for specialized equipment for deep excavations due to frost can influence pricing, so always request a detailed, written estimate.

3When is the best time to schedule non-emergency plumbing work in Mandan?

Schedule routine installations, inspections, or upgrades in the late spring, summer, or early fall. During peak winter months, plumbers are often overwhelmed with emergency freeze-ups, leading to longer wait times and higher priority given to urgent calls. Planning ahead for the warmer seasons ensures better availability and can sometimes result in more competitive scheduling.

4What should I look for when choosing a licensed plumber in Mandan?

Always verify the plumber holds a current North Dakota State Plumbing License, which is required by law and ensures they meet state competency standards. Additionally, choose a provider with local experience who understands Mandan's specific soil conditions, frost depths, and city codes. Check for positive reviews, proper insurance, and whether they offer warranties on their workmanship.

5My basement drain is backing up. Is this likely a city sewer issue or my responsibility?

In Mandan, the homeowner is typically responsible for the sewer lateral from the house to the city's main line in the street. Tree root intrusion into older clay pipes and ground shifting from freeze-thaw cycles are common local causes of blockages. First, call the City of Mandan Public Works to confirm the main line is clear; if it is, you will need to hire a plumber to inspect and clear your private lateral line.