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WATER HEATER REPLACEMENT IN MAYNARD
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See what replacement costs ↓MAYNARD AT A GLANCE
In Maynard, a gas water heater costs one $125 fee that covers both the plumbing and gas permits, though the licensed plumber and gas fitter each still file their own application online (fees effective May 20, 2026). The town pumps its own groundwater from seven wells. The 2025 water report shows moderately hard water, with manganese that can run well above the guideline for taste and color.

01 / TYPICAL PRICES



AI equipment illustrations; models vary and images are not to scale. Typical national prices from Home Depot ↗, checked September 28, 2026. The source doesn’t say how many jobs the ranges are based on. These are not Maynard averages or guaranteed quotes.
02 / COMPANIES WE FOUND
Companies that advertise water heater replacement here, with what their water heater customers say.
Companies we found in our research. They are not Ember & Tank providers or partners. We show selected reviews, not a rating or every review. How we choose reviews →
Lists Maynard among the areas it serves. Based in Wakefield.
Water heater feedback The reviewer praised a prompt next-day estimate and a technician who explained options, pricing and scheduling.
Worth knowing No water heater complaints found in the sources checked.
1 water heater review read, checked September 30, 2026.
Lists Maynard among the areas it serves. Based in Stoughton.
Water heater feedback No water heater praise specific to the Boston branch was found in the sources checked.
Worth knowing A BBB reviewer (Wally S., July 2026) said a hybrid hot water system installed by the Stoughton, Mass.
1 water heater review read, checked September 30, 2026.
Lists Maynard among the areas it serves. Based in Millbury (Framingham location at 763 Waverly St unit 32).
Published price: Coupon: $75 off tank-type water heater installs or $125 off tankless water heater installs (present at time of sale; not combinable).
Water heater feedback Reviewers praised fast response (including weekend and next-day replacements), manufacturer-warranty coordination on tankless and hybrid units, and technicians who explained options.
Worth knowing A BBB reviewer (DR.
6 water heater reviews read, checked September 30, 2026.
Lists Maynard among the areas it serves. Based in Stoneham.
Water heater feedback Yelp reviewers praised a free control adjustment and flat-rate flush (2026), a clear diagnosis of a leaking Bosch tankless unit (2026), and professional water heater and boiler replacements.
Worth knowing Yelp reviewers alleged replacement quotes ($5,400 in 2019; at least $12,000 in 2024) for problems others fixed for $350 and $750, and one (Jan 2026) said National Grid found a significant gas leak at a newly installed water heater's joint the day after installation; no company responses were visible on these.
5 water heater reviews read, checked September 30, 2026.
Lists Maynard among the areas it serves. Based in Newburyport.
We haven’t found reviews that mention this company’s water heater work yet.
Order: companies based in Maynard first, then companies whose water heater reviews we’ve read. Each group is alphabetical. These businesses are not our employees or vetted partners and do not receive requests from Ember & Tank. We haven’t checked their license, insurance or quality of work. Massachusetts eLIPSE license lookup ↗.
See before-and-after replacement examples from independent companies →
HOMES IN MAYNARD
About 69% of homes were built before 1980. Older homes often have older venting, smaller closets and shutoff valves that should be checked before install day.
62% of homes heat with utility gas, so gas water heaters with existing venting are common here.
U.S. Census Bureau, American Community Survey ACS 2024 5-year ↗ (2020-2024). Heating fuel is what homes use to heat the house. It often, but not always, matches the water heater’s fuel.
LOCAL CONDITIONS
Maynard's gas and plumbing fee tables (effective May 20, 2026) list gas water heaters at $125, covering both trades, but both applications must still be pulled. Other home plumbing or gas work starts at a $100 minimum for one fixture plus $25 for each extra fixture. A re-inspection for incomplete, defective or blocked work is $100. No permit is issued without a certificate of liability insurance and a copy of the Massachusetts license card.
Maynard's water comes from seven town wells, treated with greensand filters for iron and manganese at the Old Marlboro Road, Green Meadow and Rockland Avenue plants. The 2025 report shows manganese averaging 100 ppb (from non-detect up to 890 ppb), against a 50 ppb guideline. Calcium averaged 32.8 ppm (up to 73), magnesium 7.0 ppm, and chloride 132 ppm. Manganese and hardness settle in the bottom of the tank, so flushing the heater and checking the anode matter more here than on MWRA water.
Town of Maynard 2025 Water Quality Report ↗ · Town of Maynard: Drinking Water Quality ↗
The town's October 2025 Water Supply and Treatment Master Plan calls for PFAS treatment before the 2029 federal deadline. The 2025 report shows PFAS6 averaging 12.6 ppt, with a high of 23.9 ppt, against the state's 20 ppt standard.
Maynard Water Supply and Treatment Master Plan (2025) ↗ · Town of Maynard 2025 Water Quality Report ↗
ENERGY & WATER
MassDOT Utility Contacts by Municipality: Maynard ↗ · Eversource: Communities we serve ↗
Town of Maynard DPW Water/Sewer Division (seven town wells, three treatment plants): Moderately hard: 2025 averages of calcium 32.8 ppm and magnesium 7.0 ppm, about 110 mg/L (6.5 gpg) as CaCO3 when calculated from those averages; manganese averaged 100 ppb (ND-890).
REBATES & CREDITS
For Eversource customers in Maynard. Ask installers for the price before rebates, then check with the program that you qualify.
Checked September 30, 2026. Who qualifies and the conditions: Massachusetts rebates · How to check an incentive.
PERMITS & LICENSING
Maynard handles building, electric, plumbing and gas permits online: create an account, then apply, pay and print your permit. It doesn't take applications or inspection requests by email.
Maynard doesn't appear to license contractors itself; permits go to state-licensed plumbers and gas fitters.
Town of Maynard Building & Inspections Division (Plumbing and Gas Inspector) ↗ · Town of Maynard Building & Inspections Division ↗ · Maynard Building Permitting Procedures & Fee Schedules ↗ · 248 CMR 3.05 Permits and Inspections (LII) ↗
Ask for the license number and search it yourself on the Massachusetts eLIPSE license lookup ↗. A listing on Ember & Tank is not a license check. Massachusetts licensing explained →
NEARBY CITIES
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Hudson | 6 mi | Required | $50 | Hudson Light & Power Department (municipal) |
| Marlborough | 7 mi | Required | $40 | National Grid (Massachusetts Electric) |
| Framingham | 8 mi | Required | $50 | Eversource |
| Waltham | 11 mi | Required | $25 | Eversource (NSTAR Electric) |
| Lexington | 12 mi | Required | $60 | Eversource |
| Wellesley | 12 mi | Required | $50 | Wellesley Municipal Light Plant (WMLP) |
COMMON QUESTIONS
A gas water heater is $125, covering both the plumbing and gas fees, but both applications must be filed. For an electric heater, the plumbing table's $100 minimum for one fixture would apply. Fees took effect May 20, 2026.
It's harder than MWRA water. The 2025 report lists average calcium of 32.8 ppm and magnesium of 7.0 ppm, which works out to roughly 110 mg/L of hardness as CaCO3 (about 6.5 grains per gallon). Manganese also averaged above the 50 ppb guideline for taste and color.
The plumbing and gas inspector in the Building & Inspections Division, with a backup inspector. Apply and request inspections on the online permit system; email isn't accepted.
More guides: Massachusetts water heater replacement · All local guides