Storage tank
$1,600–$2,400Typical cost, including installation
WATER HEATER REPLACEMENT IN FRANKLIN
Franklin Water Heater
Replacement
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See what replacement costs ↓FRANKLIN AT A GLANCE
Replacing a water heater in Franklin.
In Franklin, replacing an existing gas water heater takes one $100 combined plumbing and gas permit, filed online through OpenGov by a licensed plumber or gas fitter. Water comes from town wells averaging about 55 ppm hardness. National Grid supplies electricity and Eversource supplies gas.
- Permit to replace with the same type
- Yes · Town of Franklin Building & Inspections Department
- Permit fee
- $100 to replace an existing gas hot water heater, plumbing and gas combined (fees as of Jan. 1, 2025). Otherwise, plumbing or gas permits are $100 for up to five fixtures plus $10 for each fixture after that. Any inspection or re-inspection costs at least $75.
- Who gets the permit
- Licensed plumbers get Franklin's plumbing permits and licensed gas fitters its gas permits; Massachusetts doesn't issue them to apprentices or, as far as we found, homeowners.
- Electric utility
- National Grid
- Gas utility
- Eversource (Eversource Gas of Massachusetts)
- Water
- Franklin Department of Public Works Water Division (town wells) · Averaged 55.4 ppm (about 3.2 gpg), range 33.5-93.9 ppm, in the 2024 Drinking Water Report.
- Rebate worth checking
- Mass Save heat pump water heater rebate (Active)
- Companies found
- 5 that advertise water heater work
01 / TYPICAL PRICES
What a new water heater costs.
Know before you call.
Heat-pump tank
$2,500–$5,000Typical cost, including installation
Tankless
$2,400–$5,400Typical cost, including installation
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 Franklin averages or guaranteed quotes.
Compare what each quote includes.Equipment · Labor · Permits · Old heater removalHow to compare quotes →
What we know about prices in Franklin
- National installer’s published rangeThe ranges above. Home Depot ↗
- Local permit fee$100 to replace an existing gas hot water heater, plumbing and gas combined (fees as of Jan. 1, 2025). Otherwise, plumbing or gas permits are $100 for up to five fixtures plus $10 for each fixture after that. Any inspection or re-inspection costs at least $75.. Town of Franklin Building & Inspections Department fee source ↗
- Local company’s advertised price1 of the companies listed for Franklin post water heater prices or specials on their websites: Landry Mechanical. Each offer has its own conditions.
- Measured local dataNot collected yet, so no Franklin average is shown.
What can change the price in Franklin?
After-hours plumbing inspections are $200.
02 / COMPANIES WE FOUND
Who replaces water heaters in Franklin?
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 →
Accurate Baker Elman
Lists Franklin among the areas it serves. Based in Franklin (second office in Newton).
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback Yelp reviewers praised quick same-day or next-day replacement of failed tanks, tidy installers and a tankless installation they said came in below competitors' quotes.
Worth knowing One Yelp reviewer (John H., 2019) complained about long booking waits and 'graduated scale' warranty pricing on a water heater replacement; no company response was visible.
5 water heater reviews read, checked September 30, 2026.
ARS / Rescue Rooter (Boston)
Lists Franklin among the areas it serves. Based in Stoughton.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
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.
Landry Mechanical
Lists Franklin among the areas it serves. Based in Millbury (Framingham location at 763 Waverly St unit 32).
- Tank
- Tankless
- Repair
- Emergency service
Published price: Coupon: $75 off tank-type water heater installs or $125 off tankless water heater installs (present at time of sale; not combinable).
What the reviews say
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.
Sila Heating, Cooling, Plumbing & Electrical (Greater Boston)
Lists Franklin among the areas it serves. Based in Stoneham.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
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.
Mr. Rooter Plumbing of Greater New Hampshire
Lists Franklin among the areas it serves. Based in Manchester, NH.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
We haven’t found reviews that mention this company’s water heater work yet.
Order: companies based in Franklin 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 →
LOCAL CONDITIONS
What’s different in Franklin.
Well water, harder than MWRA
Franklin's town wells averaged 55.4 ppm hardness in 2024, with some sources above 90 ppm. Sodium averaged 65 ppm, noticeably higher than in MWRA towns.
One fee for a gas swap
Franklin charges one $100 fee to replace an existing gas water heater, covering both the plumbing and gas work.
ENERGY & WATER
Who supplies Franklin homes.
Energy
- Electric: National Grid
- Gas: Eversource (Eversource Gas of Massachusetts)
MassDOT Utility Contacts by Municipality: Franklin ↗ · Eversource: Communities we serve ↗
Water
Franklin Department of Public Works Water Division (town wells): Averaged 55.4 ppm (about 3.2 gpg), range 33.5-93.9 ppm, in the 2024 Drinking Water Report.
REBATES & CREDITS
Rebates for Franklin homes.
For National Grid and Eversource (Eversource Gas of Massachusetts) customers in Franklin. Ask installers for the price before rebates, then check with the program that you qualify.
- Mass Save heat pump water heater rebate ↗Active$750 for an ENERGY STAR heat pump water heater (UEF 3.30, or 2.20 for 120-volt plug-in units), or $1,500 for a split-system model, when replacing an existing electric, propane, natural gas or oil water heater.
- Federal Energy Efficient Home Improvement Credit (25C) ↗EndedCovered improvements made through December 31, 2025.
Checked September 30, 2026. Who qualifies and the conditions: Massachusetts rebates · How to check an incentive.
PERMITS & LICENSING
Permits and licenses in Franklin.
Permits and who issues them
Franklin's Building & Inspections Department takes permits online through OpenGov (ViewPoint Cloud). Its fee schedule has one combined line for replacing an existing gas hot water heater, plumbing and gas together.
We didn't find a Franklin contractor license; permits go to plumbers and gas fitters with state licenses.
Town of Franklin Building & Inspections Department ↗ · Town of Franklin Building & Inspections Department ↗ · Franklin Service Fees as of 01/01/2025 ↗ · Franklin Online Permitting (OpenGov/ViewPoint) ↗ · 248 CMR 3.05 Permits and Inspections (LII) ↗
Check the installer’s license
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
Compare places near Franklin.
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Boston | — | Required | $20 | Eversource (NSTAR Electric) |
| Cambridge | — | Required | $50 | Eversource |
| Lowell | — | Required | $50 | National Grid (Massachusetts Electric) |
| Brockton | — | Required | $80 | National Grid |
| Quincy | — | Required | — | National Grid (Massachusetts Electric) |
| Lynn | — | Required | $18 | National Grid |
COMMON QUESTIONS
Franklin water heater questions.
How much is a gas water heater replacement permit in Franklin?
$100 for the combined plumbing and gas permit (fees as of Jan. 1, 2025).
How hard is Franklin's water?
The 2024 report shows an average of 55.4 ppm, ranging from 33.5 to 93.9 ppm depending on the source.
More guides: Massachusetts water heater replacement · All local guides