Storage tank
$1,600–$2,400Typical cost, including installation
WATER HEATER REPLACEMENT IN ALTON
Alton Water Heater
Replacement
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See what replacement costs ↓ALTON AT A GLANCE
Replacing a water heater in Alton.
Yes, you need a permit. Alton's $50 plumbing permit lists water heaters by name, and you can apply on the city's BSA Online portal. Ameren Illinois supplies both electricity and gas. Illinois American Water treats Mississippi River water for the city.
- Permit to replace with the same type
- Yes · City of Alton Department of Building & Zoning (Code Enforcement)
- Permit fee
- $50 for the plumbing permit. A failed plumbing inspection costs $35 to redo (from the plumbing permit form posted August 2025).
- Who gets the permit
- The form asks for the contractor's Illinois plumbing license number. Under the Illinois Plumbing License Law, an owner who lives in a single-family home can do their own plumbing if it meets the Illinois State Plumbing Code. Anyone else needs an Illinois-licensed plumber.
- Electric utility
- Ameren Illinois
- Gas utility
- Ameren Illinois
- Water
- Illinois American Water (Alton system, Mississippi River source)
- Rebate worth checking
- Ameren Illinois heat pump water heater incentives (Active)
- Typical home
- Built 1953 (median) · 60% owner-occupied
- Companies found
- 4 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 Alton averages or guaranteed quotes.
Compare what each quote includes.Equipment · Labor · Permits · Old heater removalHow to compare quotes →
What we know about prices in Alton
- National installer’s published rangeThe ranges above. Home Depot ↗
- Local permit fee$50 for the plumbing permit. A failed plumbing inspection costs $35 to redo (from the plumbing permit form posted August 2025).. City of Alton Department of Building & Zoning (Code Enforcement) fee source ↗
- Local company’s advertised price1 of the companies listed for Alton post water heater prices or specials on their websites: Hoffmann Brothers. Each offer has its own conditions.
- Measured local dataNot collected yet, so no Alton average is shown.
What can change the price in Alton?
Electrical permits are separate in Alton. If an electric or heat pump water heater needs a new circuit, that takes its own permit.
02 / COMPANIES WE FOUND
Who replaces water heaters in Alton?
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 →
BELOMAN (Belo Heating & Cooling)
Lists Alton among the areas it serves. Based in 5909 Cool Sports Road, Belleville, IL 62223.
- Tank
- Tankless
What the reviews say
Water heater feedback Customers praised tidy, problem-free water heater replacements, a fast no-charge warranty repair, and helpful office staff who gave upfront ballpark pricing.
Worth knowing No water heater complaints found in the sources checked.
4 water heater reviews read, checked September 30, 2026.
Hoffmann Brothers
Lists Alton among the areas it serves. Based in 3700 Rider Trail S, Suite 100, Earth City, MO 63045 (other St. Louis-area offices: 1643 Tower Grove Ave, St. Louis, MO 63110; 2043 Woodland Pkwy, Suite 100, St Louis, MO 63146; 1254 University Drive, Suite 800, Edwardsville, IL 62025).
- Tank
- Tankless
- Repair
Published price:
What the reviews say
Water heater feedback Customers praised quick replacements (often same or next day), clean installs with floor protection, clear explanations of options, warranties and rebates, and no pushy selling.
Worth knowing A 2026 BBB reviewer said a $927 water heater repair failed, the unit was replaced for about $4,000, and the company credited $450 only after back-and-forth; another reviewer said the company was not the cheapest.
5 water heater reviews read, checked September 30, 2026.
Darwyn's Plumbing, Inc.
Lists Alton among the areas it serves. Based in 2702 Camp Jackson Rd, Cahokia, IL 62206.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
We haven’t found reviews that mention this company’s water heater work yet.
Roto-Rooter Plumbing & Water Cleanup (St. Louis)
Lists Alton among the areas it serves. Based in 2671 Washington Ave, St Louis, MO 63103 (local branch of national company).
- Tank
- Tankless
- Heat pump
- 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 Alton 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. IDPH plumber license verification ↗.
See before-and-after replacement examples from independent companies →
HOMES IN ALTON
What Alton homes are like.
1953Median year built
85%Built before 1980
60%Owner-occupied
62%Heat with utility gas
77%Single-family homes
About 85% 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
What’s different in Alton.
Water heaters are on the plumbing permit form
The $50 plumbing permit form lists water heaters next to sinks, sump pumps and other fixtures. If an inspection fails, the redo costs $35.
Alton – Plumbing Permit application (PDF, posted Aug. 2025) ↗
Inspections when a home changes hands
Alton's Code Enforcement Department inspects every home when new occupants move in. The condition of the plumbing and water heater can come up then.
ENERGY & WATER
Who supplies Alton homes.
Energy
- Electric: Ameren Illinois
- Gas: Ameren Illinois
Alton – Utilities ↗ · Ameren Illinois electric tariff – Cities, Villages, Communities and Adjacent Areas served ↗ · Ameren Illinois gas tariff – Cities, Villages, Communities and Adjacent Areas served ↗
Water
Illinois American Water (Alton system, Mississippi River source)
Alton – Utilities ↗ · Illinois American Water – Alton 2025 Annual Water Quality Report (IL1195150) ↗
REBATES & CREDITS
Rebates for Alton homes.
For Ameren Illinois customers in Alton. Ask installers for the price before rebates, then check with the program that you qualify.
- Ameren Illinois heat pump water heater incentives ↗Active$1,150 instant discount when a contractor buys an ENERGY STAR heat pump water heater from a participating distributor, or when you use a Program Ally contractor.
- Illinois IRA Home Energy Rebates (HEAR and HOMES) ↗Not launchedIllinois EPA says its HEAR application has not yet been processed by U.S.
- Federal Energy Efficient Home Improvement Credit (25C) ↗EndedCovered improvements made through December 31, 2025.
Checked September 30, 2026. Who qualifies and the conditions: Illinois rebates · How to check an incentive.
PERMITS & LICENSING
Permits and licenses in Alton.
Permits and who issues them
Alton's Building & Zoning department issues plumbing permits, and its form lists water heaters as covered. Apply on the BSA Online portal or with the printable form. When the work is done, tell the department so the city plumber can inspect it.
Plumbers are licensed by the State of Illinois, and the permit form asks for that license number. Alton doesn't appear to have its own plumber license.
City of Alton Department of Building & Zoning (Code Enforcement) ↗ · Alton – Code Enforcement (Building & Zoning) ↗ · Alton – Forms & Applications ↗ · Alton – Plumbing Permit application (PDF, posted Aug. 2025) ↗ · Illinois Plumbing License Law, 225 ILCS 320/3 (homeowner exemption) ↗
Check the installer’s license
Ask for the license number and search it yourself on the IDPH plumber license verification ↗. A listing on Ember & Tank is not a license check. Illinois licensing explained →
NEARBY CITIES
Compare places near Alton.
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Wood River | 5 mi | Check with city | — | Ameren Illinois |
| Godfrey | 5 mi | Check with city | — | Ameren Illinois |
| Edwardsville | 12 mi | Check with city | $20 | Ameren Illinois, Southwestern Electric Cooperative |
| Granite City | 12 mi | Check with city | $40 | Ameren Illinois |
| Glen Carbon | 14 mi | Check with city | $65 | Ameren Illinois |
| Collinsville | 18 mi | Not required (conditions apply) | $25 | Ameren Illinois, Southwestern Electric Cooperative |
COMMON QUESTIONS
Alton water heater questions.
Do I need a permit to replace a water heater in Alton?
Yes. Water heaters are listed on Alton's plumbing permit form, and the city inspects plumbing work.
Alton – Plumbing Permit application (PDF, posted Aug. 2025) ↗ · Alton – Code Enforcement (Building & Zoning) ↗
How much is the permit?
$50. Each reinspection after a failed plumbing inspection adds $35.
Alton – Plumbing Permit application (PDF, posted Aug. 2025) ↗
Can I do it myself?
Illinois law lets an owner who lives in a single-family home do their own plumbing, as long as it meets code. If that's not you, hire an Illinois-licensed plumber. Their license number goes on the permit.
Illinois Plumbing License Law, 225 ILCS 320/3 (homeowner exemption) ↗ · Alton – Plumbing Permit application (PDF, posted Aug. 2025) ↗
More guides: Illinois water heater replacement · All local guides