✓ Verified Google reviews·✓ Reviewed regularly·✓ Updated June 5, 2026
Written by Mark Reid,
Home Services Editor ·Verified June 5, 2026
Saint Paul's housing stock throws a lot at local plumbers. The city has a dense mix of Victorian-era and early 20th-century homes, particularly in neighborhoods like Cathedral Hill, Dayton's Bluff, and the West Side, and many of those houses still have original galvanized steel pipes that corrode from the inside out over time. Mineral buildup from the Twin Cities' moderately hard water compounds the problem, narrowing supply lines and reducing water pressure long before anything visibly fails. Older homes also tend to have cast iron drain stacks, which crack and root-intrude more readily than modern PVC. Newer construction in areas like the North End or along the Green Line corridor presents a different set of demands, including tankless water heater installations and high-efficiency fixture upgrades. Knowing which type of property you're dealing with helps you find a plumber whose experience actually matches the job.
Every business on this page was drawn from third-party public business listings and ranked by public review rating and review count, with a small lift given to businesses that show a working website and a listed phone number. We check each business's homepage to confirm that plumbing is what they primarily offer, which is how unrelated trades get kept off the page. Any listing flagged as permanently closed is removed automatically. Where you see a Trust Verified badge next to a business, that business has additionally passed our full verification process covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. Visit our How We Verify page for the complete list of what that badge covers. Businesses without that badge have not been independently verified by us, and you should carry out those checks yourself before booking.
Before you hire anyone, ask for a written estimate that breaks out parts and labor separately. You'll want to confirm the plumber holds a current Minnesota plumbing license, which is issued by the Minnesota Department of Labor and Industry. For any job involving a water heater or gas line, check that they're licensed for that specific work. Getting two or three quotes is worth the time, especially for larger jobs like re-piping a section of the house or replacing a main shut-off valve, where prices can vary by several hundred dollars. Ask whether the quote covers the full scope including permits, because Saint Paul requires permits for most plumbing work beyond minor repairs, and skipping that step can create problems when you sell the home.
How We Select & Rate The Best Plumbers in Saint Paul, MN
Rankings on this page are driven by public review rating and review count, pulled from third-party business listings, with a small lift for businesses that have a working website and a listed phone number. We check each business's homepage to confirm that plumbing is what they primarily offer, which keeps unrelated trades off this page. Permanently closed listings are removed automatically. Businesses displaying a Trust Verified badge have additionally passed our full verification covering qualifications, insurance, trading history, customer review history, and registered company information. See our How We Verify page for the full list. Other businesses on this page have not been independently verified by us, and inclusion here is not an endorsement. Always do your own checks before hiring.
Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →
Rated 4.9 stars across 344 Google reviews, Rascher Plumbing and Heating Inc. serves the Saint Paul area with residential and commercial plumbing work. The company handles repairs, installations, and water heater service for local homeowners and businesses. That rating, drawn from a substantial review base, points to consistent work quality rather than a handful of favorable responses.
Rated 4.9 stars across 177 Google reviews, Kelly Plumbing & Heating, Inc. has built a strong reputation among Saint Paul homeowners for reliable plumbing and heating work. The company serves residential clients throughout the area, handling everything from routine repairs to system installations. That volume of consistently high ratings points to a track record worth considering for local plumbing needs.
Fixture installation and water heater work are among the core specialisms at Norblom Plumbing, a Saint Paul outfit serving residential customers in the 55104 area. The company holds a 4.3-star rating across 148 Google reviews, reflecting consistent work across routine repairs and larger plumbing projects. Norblom operates with a focus on straightforward service rather than upselling.
With a 4.3-star rating across 87 Google reviews, Cities 1 Plumbing, Heating & Air Conditioning has built a consistent track record among Saint Paul residents. The company covers plumbing, heating, and air conditioning work, making it a practical single-call option for homeowners managing multiple home systems. Its 55104 service area places it close to the core neighborhoods it primarily serves.
Repair and installation work for residential water heaters, pipes, and fixtures keeps Ryan Plumbing & Heating Co. busy across Saint Paul. The company holds a perfect five-star rating across its Google reviews, a consistent signal for a neighborhood plumber. Homeowners in the 55104 area use them for both routine fixes and more involved plumbing projects.
Residential and commercial customers in Saint Paul turn to McDonough's for drain cleaning and plumbing service in the 55117 area. With a 4.9-star rating across customer reviews, the company has built a consistent record among local homeowners and businesses. Work focuses on clearing blocked drains and restoring proper flow, without the upsell pressure common at larger outfits.
Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →
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Most Saint Paul plumbers charge a service call or dispatch fee in the range of $75 to $150, which typically covers showing up and diagnosing the problem. Hourly labor rates generally run $100 to $175 per hour depending on the company and the complexity of the work. A straightforward job like replacing a toilet or a bathroom faucet usually lands between $150 and $350 all in. Replacing a water heater, including parts and labor, typically costs $800 to $1,800 depending on whether you're going with a standard tank unit or a tankless model. Re-piping a section of galvanized supply lines, which is common in older Saint Paul homes, can run $1,500 to $4,000 or more depending on how much pipe is involved and how accessible it is. Prices shift based on whether you need emergency or after-hours service, and getting two or three quotes on anything beyond a minor repair is a smart move.
Do I need a permit for plumbing work in Saint Paul?
Yes, Saint Paul requires permits for most plumbing work that goes beyond basic maintenance like fixing a leaky faucet or replacing a showerhead. Water heater replacements, drain line work, re-piping, and any new fixture installation generally require a permit pulled through the City of Saint Paul Department of Safety and Inspections. A licensed plumber will typically handle the permit as part of the job, but it's worth asking upfront whether the quote includes it. Skipping a required permit isn't just a code violation. It can also create headaches during a home sale when a title company or buyer's inspector finds unpermitted work. Always confirm with your plumber that they'll pull the appropriate permit before work begins.
How do I know if my old Saint Paul home needs re-piping?
Galvanized steel pipes, which are common in Saint Paul homes built before the 1960s, corrode from the inside over decades. Warning signs include consistently low water pressure throughout the house, water that runs slightly rust-colored or brown when you first open a tap, or repeated leaks at fittings. A plumber can run a camera through accessible sections of supply lines or use a pipe inspection tool to check the interior condition. If more than a short section is corroded, replacing the whole run with copper or PEX tubing is usually more cost-effective than patching repeatedly. Lead pipe is also a concern in some of Saint Paul's oldest neighborhoods. If your home predates 1930, it's worth having a plumber assess the service line from the street as well.
What should I do in a plumbing emergency before the plumber arrives?
Find your main shut-off valve and close it. In most Saint Paul homes this is in the basement, near where the water main enters the house from the street. Turning it off stops water from continuing to flow and limits damage. If the problem is isolated to one fixture, like a toilet or a sink, there's usually a local shut-off valve on the supply line right behind or below the fixture. Once the water is off, open the lowest faucet in the house to drain remaining pressure from the lines. If there's any standing water near electrical outlets or panels, don't step into it. Call a plumber right away and let them know it's an emergency so they can prioritize the call. Most Saint Paul plumbers offer 24-hour emergency service, though after-hours rates are typically higher.
Tank water heater or tankless: which makes more sense for a Saint Paul home?
Both options work well, but they suit different situations. A standard tank water heater, typically a 40 or 50-gallon unit, costs less upfront, usually $800 to $1,200 installed, and is straightforward to replace in most Saint Paul homes. Tankless units cost more to install, often $1,500 to $3,500 depending on whether gas line upgrades are needed, but they heat water on demand and don't keep a tank at temperature around the clock. For larger households in Saint Paul's cold winters, where hot water demand is consistently high, tankless can make sense over the long run. That said, Saint Paul's moderately hard water means tankless units need periodic flushing to clear mineral buildup from the heat exchanger, so factor in that maintenance. Talk to your plumber about your household's daily hot water usage and your current gas line capacity before deciding.
How do I choose between plumbers and verify one before hiring?
Start by confirming the plumber holds a current Minnesota plumbing contractor or journeyman license through the Minnesota Department of Labor and Industry's online license lookup tool. This is a straightforward search and takes two minutes. Ask for proof of general liability insurance and, if they have employees, workers' compensation coverage. If either lapses and something goes wrong on the job, you could be left holding the bill. Check their public reviews across multiple platforms and look at how they respond to negative feedback as well as positive. Ask for references from jobs similar to yours, especially if you're dealing with older Saint Paul housing stock where experience with galvanized or cast iron systems matters. Get everything in writing before work starts: the scope of work, the itemized estimate, and whether permits are included. A plumber who's reluctant to provide a written estimate before starting is a red flag.
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