10 Best Plumbers in Londonderry, NH

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Last Updated: February 25, 2025

Plumbing problems are often expensive, damaging, and difficult to fix on your own. When plumbing emergencies strike, you can rely on professional plumbers for repairs. Even for minor clogs and leaks, their expertise helps prevent further complications and damage.

Our team has done the legwork to find Londonderry's best plumbers. We'll share what we've found in this guide and give you expert tips on how to find the most qualified company for your plumbing needs.

Top 10 Best Plumbers in Londonderry

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Extreme Plumbing

Extreme Plumbing Logo

Our Rating

User Rating

38 Railroad St, Haverhill, MA 01835 (978) 352-7900 extremeplumbingservices.com

Educates customers

Transparent pricing

Free quotes

Great customer service

Services Offered

Inspections
Septic tank
Camera inspections
Gas pipes
Emergency calls
Backflow testing
Water treatment
Leak repair
Sewers
Residential plumbing
Garbage disposal
Drains
Remodeling
Water heater
Repiping
Sump pump
Trenchless
Toilets

New Era Plumbing & HVAC

New Era Plumbing & HVAC Logo

Our Rating

User Rating

20 Commercial Dr Suite 2005, Dracut, MA 01826 (978) 678-5891 callnewera.com

Educates customers

Free quotes

Great customer service

Timely service

Transparent pricing

Services Offered

Water heater
Drains
Garbage disposal
Sewers
Repiping
Residential plumbing
Sump pump
Toilets
Leak repair
Gas pipes
Camera inspections
Water treatment
Trenchless
Inspections
Emergency calls

Milltown Plumbing, Heating, Air Conditioning, Drain Cleaning & Electrical

Milltown Plumbing, Heating, Air Conditioning, Drain Cleaning & Electrical Logo

Our Rating

User Rating

131 Stedman St #6, Chelmsford, MA 01824 (978) 616-7412 milltownplumbing.com

Transparent pricing

Timely service

Great customer service

Free quotes

Educates customers

Services Offered

Sewers
Sump pump
Camera inspections
Water heater
Residential plumbing
Emergency calls
Leak repair
Septic tank
Backflow testing
Inspections
Drains
Gas pipes

Roto-Rooter Plumbing & Water Cleanup

Roto-Rooter Plumbing & Water Cleanup Logo

Our Rating

User Rating

862 S Porter St, Manchester, NH 03103 (603) 669-9040 rotorooter.com

Great customer service

Educates customers

Free quotes

Transparent pricing

Timely service

Services Offered

Inspections
Toilets
Sewers
Emergency calls
Sump pump
Drains
Septic tank
Trenchless
Residential plumbing
Garbage disposal
Camera inspections
Water heater

Super Service Today

Super Service Today Logo

Our Rating

User Rating

4 Jewel Dr, Wilmington, MA 01887 (781) 428-9366 superservicetoday.com

Great customer service

Transparent pricing

Free quotes

Educates customers

Services Offered

Gas pipes
Trenchless
Emergency calls
Sump pump
Water heater
Sewers
Inspections
Repiping
Water treatment
Camera inspections
Drains
Residential plumbing

JMS Plumbing and Heating LLC

JMS Plumbing and Heating LLC Logo

Our Rating

User Rating

11 Jakes Ln, Merrimack, NH 03054 (603) 661-7632 jmsplumbandheat.com

Educates customers

Great customer service

Transparent pricing

Free quotes

Services Offered

Remodeling
Residential plumbing
Toilets
Leak repair
Gas pipes
Garbage disposal
Water treatment
Water heater
Sump pump
Drains
Fixtures
Emergency calls

Sila Heating, Air Conditioning, Plumbing & Electrical

Sila Heating, Air Conditioning, Plumbing & Electrical Logo

Our Rating

User Rating

12 Oakland Ave #4, Stoneham, MA 02180 (781) 202-6420 boston.sila.com

Educates customers

Free quotes

Transparent pricing

Great customer service

Services Offered

Water heater
Drains
Sump pump
Camera inspections
Emergency calls
Repiping
Sewers
Residential plumbing
Trenchless
Inspections
Gas pipes

A. Fagundes Plumbing & Heating Inc.

A. Fagundes Plumbing & Heating Inc. Logo

Our Rating

User Rating

116 Pawtucket Blvd, Tyngsborough, MA 01879 (978) 350-5522 afphpro.com

Educates customers

Free quotes

Transparent pricing

Great customer service

Services Offered

Residential plumbing
Sump pump
Remodeling
Drains
Gas pipes
Toilets
Water treatment
Sewers
Water heater
Fixtures

Basnett Plumbing, Heating, AC & Electrical

Basnett Plumbing, Heating, AC & Electrical Logo

Our Rating

User Rating

438 King St, Littleton, MA 01460 (978) 272-0549 basnettplumbing.com

Transparent pricing

Great customer service

Educates customers

Services Offered

Repiping
Garbage disposal
Water treatment
Residential plumbing
Gas pipes
Emergency calls
Sump pump
Water heater
Toilets
Fixtures
Drains

JCG Plumbing & Heating

JCG Plumbing & Heating Logo

Our Rating

User Rating

125 Daniels Rd, Rowley, MA 01969 (978) 948-2115 jcgplumbingandheating.com

Free quotes

Timely service

Great customer service

Transparent pricing

Educates customers

Services Offered

Leak repair
Residential plumbing
Sump pump
Backflow testing
Gas pipes
Sewers
Drains
Remodeling
Water heater
Toilets
Garbage disposal
Water treatment
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on plumbers to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

What Services Do Londonderry Plumbing Companies Offer?

Leak Repair

Leaking pipes that aren't fixed quickly can increase your water bills and harm the nearby area. A plumbing specialist can find the exact point of the leak and resolve it directly at that spot.

Clog Repair

Congested pipes and drains may lead to flooding, damage, and backflow. Area plumbers can clear blockages and give advice for averting them later on.

Pipe Replacement

Pipes become damaged over time. If they show signs of leakage or warping, they may need to be replaced. A plumber in Londonderry can evaluate your pipes' health and swap out worn and broken components with new, durable materials.

Fixture Installation

Fixtures like bathtubs, toilets, sinks, and showers work less effectively and efficiently with time, and they must be replaced as they age. Homeowners may also decide to put in new fixtures during a renovation project. No matter your needs and preferences, a professional plumber can order and install new fixtures for you.

Gas Repair

In addition to typical plumbing services, some professionals are trained to fix home gas leaks from ovens, radiators, and other appliances. If you notice the scent of a gas leak, exit your house right away and call your utility company.

Annual Inspections

Your plumbing undergoes extensive daily wear and tear, so it's important to schedule regular inspections. Getting an annual inspection can help detect problems before they turn severe, saving you money on repairs in the long run.

Emergency Services

Burst pipes and backfilling toilets never wait for a convenient time, so many plumbers offer urgent services. Emergency repairs will be more expensive than scheduled ones, but they're sometimes necessary to prevent serious damage.

Cost of Plumbing Services in Londonderry

The cost of plumbing services in Londonderry ranges from $113 to $377. Costs will vary depending on the extent of the issue, and you'll pay more for emergency services and repairs. Below are the average costs of common plumbing repairs in Londonderry.

ProjectEstimated Cost
Clog and drain clearing$78 - $392
Leak repair$118 - $353
Burst pipe repair$831 - $3,324
Faucet installation$134 - $535
Toilet installation$292 - $778
Pipe rerouting$625 - $1,339
Main water line repair$426 - $3,410
Water heater repair$125 - $623
Water heater installation$778 - $1,945
Water softener installation$203 - $508

Check Licensing and Insurance

New Hampshire plumbing company owners must carry a journeyman or master license from the state's Mechanical Safety and Licensing Board. A separate license is required for fuel gasfitting and piping installation. You should also choose a bonded and insured plumber to protect your money if damage or accidents occur.

Check Union Status

Some homeowners prefer to hire a plumber who belongs to a union. Union plumbers may charge more for labor, but you'll know you're getting someone who's been thoroughly vetted.

Assess Their Experience

Choose a plumber with a long track record of local work. Plumbers based in Londonderry will often be more familiar with residents' most common plumbing complaints. More experience also means the team could address your issue faster.

Read Customer Reviews

Customer feedback on Google Reviews and the Better Business Bureau (BBB) website will help you determine how companies handle complaints, as well as the quality of each team's customer service and workmanship.

Compare Multiple Quotes

Obtain multiple quotes for your project to determine the local market rates. Avoid choosing companies that charge excessively high or low for their services. If a quote seems "too good to be true," it probably is.

Ask About Warranties and Guarantees

Ask each plumbing company if it backs its workmanship with a satisfaction guarantee. Newly installed fixtures and appliances might also include manufacturer warranties that protect you from product defects.

Frequently Asked Questions About Plumbing in Londonderry, NH

A few common plumbing problems that professionals can fix include:

  • Clogged drains
  • Lack of hot water
  • Low water pressure
  • Leaks and water damage
  • Running toilets
  • Septic and sewer line issues

Plumbers can only accept tips if their employer permits them to You have the option to tip them for stand-out service, but you're not obligated to do so.

Some Londonderry homeowners do fix running toilets and unclog drains themselves. However, even if you decide to DIY, you should still have a professional plumber on speed dial in case the issue recurs or you can't figure out the cause. An improper "fix" can cause significant damage.

Many plumbers offer both online and over-the-phone scheduling. For emergency services, you'll need to call.

Yes. If a plumber's license allows it, they can repair leaky, unusual-sounding, or out-of-order water heaters. We also recommend getting an inspection if your water heater is more than 8–12 years old, as malfunctions are more likely to occur with age. Water heater components can pose surface temperature and fire hazards, so we recommend leaving repairs to your plumber for your safety.

Other Londonderry, NH Home Services

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