The Best Plumbing Contractors in Dennis, MA

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

#1

Cape Cod Plumbing & Heating

4.8
(142 reviews)
Verified

A full-service, family-owned plumbing and heating contractor serving Dennis and the entire Cape Cod area. They are known for their rapid response times, especially for emergency services, and their expertise with both historic homes and modern constructions. Their team is highly trained in local codes and specializes in solving complex plumbing issues unique to the Cape's environment.

24 Route 134, South Dennis, MA 02660

Specialties & Features

24/7 Emergency Service
Water Heater Installation & Repair
Drain and Sewer Cleaning
Gas Line Services
Fixture Installation

Business Information

Years in Business:35 years
Licensed:Yes
Insured:Yes
#2

Allstar Plumbing & Heating

4.7
(118 reviews)
Verified

A highly-rated provider offering comprehensive residential and commercial plumbing services across the Mid-Cape area, including Dennis. They emphasize customer service and technical expertise, with a strong focus on leak detection and repair using advanced technology. They are a go-to for kitchen and bathroom remodels, as well as urgent pipe repairs.

1600 Route 28, South Yarmouth, MA 02664

Specialties & Features

Leak Detection & Repair
Bathroom & Kitchen Plumbing
Tankless Water Heaters
Sump Pump Services
24/7 Emergency Repairs

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Prestige Plumbing & Heating

4.6
(96 reviews)
Verified

A trusted local contractor known for reliable and honest service. They handle everything from routine drain cleaning and fixture repairs to major commercial pipe installation projects. Their technicians are well-versed in the specific challenges of Cape Cod's water quality and older infrastructure, providing durable and code-compliant solutions.

100 Enterprise Road, Hyannis, MA 02601

Specialties & Features

Commercial & Residential Plumbing
Drain Cleaning & Jetting
Sewer Line Replacement
Water Filtration Systems
Emergency Plumbing

Business Information

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

Why These Are the Top Plumbing Contractors in Dennis

The plumbing market in Dennis, MA, is characterized by a mix of historic, often seasonal, homes and modern year-round residences. Common issues include repairs for aging cast iron and galvanized pipes, drain problems due to sandy soil, and water heater demands for both seasonal surges and winterizing. The coastal environment also leads to accelerated corrosion. Local providers must be adept with Cape Cod's specific building codes, high water table challenges, and the need for prompt service, especially during the busy summer season when the population swells. The top contractors are those with deep local experience, 24/7 emergency capability, and expertise in both modern and older plumbing systems.

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 Dennis regulations and climate

Frequently Asked Questions About Plumbing in Dennis

Get answers to common questions about plumbing services in Dennis, Massachusetts.

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

The most frequent issues are corrosion of pipes and fixtures due to salty, humid air, and seasonal problems like frozen pipes during Cape Cod's cold, damp winters. Older homes in Dennis may also have outdated galvanized steel pipes prone to rust and reduced water flow. Additionally, the high water table in many Dennis neighborhoods can put extra pressure on sump pumps and drainage systems, leading to failures.

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

Always choose a plumber licensed by the Massachusetts Board of State Examiners of Plumbers and Gas Fitters, which is a state requirement. For reliability, look for a well-established local company familiar with Dennis's specific infrastructure, such as older septic systems common in areas not connected to town sewer. Check for positive reviews from Cape Cod neighbors and ensure they offer emergency services, crucial during the busy summer season when delays can be costly.

3Are plumbing services more expensive on Cape Cod compared to other parts of Massachusetts?

Yes, plumbing services in Dennis and across Cape Cod can be 10-20% higher than in some inland areas. This is due to the higher cost of living, the seasonal demand surge from summer residents and rental properties, and travel time for technicians covering a large, seasonal area. Always get a detailed, written estimate upfront, and remember that investing in a local, reputable plumber often prevents costlier emergency repairs down the line.

4What seasonal plumbing maintenance should I perform as a Dennis homeowner?

Before winter, it's critical to disconnect and drain outdoor hoses, insulate pipes in unheated spaces like crawl spaces, and have your heating system and hot water heater serviced. In the spring, check for freeze damage, ensure sump pumps are operational for spring rains, and schedule a septic inspection/pumping if needed, as many Dennis homes rely on them. Preparing your vacation home's plumbing for winterization is also a key local service.