Top 9 Water Heater Installation in Boston, MA
The best water heater installation companies in Boston, MA for 2026 include Plumbing Solutions (4.9), Boston Budget Plumbing Heating and Cooling (4.8), Roto-Rooter Plumbing & Water Cleanup (4.8). All install tank and tankless water heaters with same-day service available.
Boston Water Heaters
128 Plumbing, Heating, Cooling & Electric
Boston Standard Company
Winters Home Services
Blue Bear Plumbing Heating & Air
Green Tech Plumbing & Heating
Avantel Plumber of Boston MA
Roto-Rooter Plumbing & Water Cleanup
I&C MECHANICAL , INC. - Plumbing, Heating and Air Conditioning
How We Ranked These Boston Pros
Our rankings are based on a weighted evaluation of five key factors:
- Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
- Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
- Response Time — Companies offering same-day or 24/7 emergency service score higher.
- Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
- Experience & Longevity — Years serving the Boston market and breadth of services factor into overall reliability.
Rankings are reviewed quarterly. Have a correction? Contact us.
Frequently Asked Questions
How much does water heater installation cost in Boston?
Water heater installation in Boston costs $900-$1,500 for a standard tank model and $2,500-$5,000 for tankless. Includes unit, labor, permits, and old unit disposal.
How long does water heater installation take?
A standard tank replacement takes 2-4 hours. Tankless installation takes 4-8 hours due to venting and gas or electrical upgrades. Most Boston companies offer same-day installation.
Do I need a permit for water heater installation?
Yes, most cities require a plumbing permit for water heater installation. Your installer should handle this. Unpermitted work can affect insurance claims and home resale.