Storage tank
$1,600–$2,400Typical cost, including installation
WATER HEATER REPLACEMENT IN FOUR SQUARE MILE
Four Square Mile Water Heater
Replacement
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See what replacement costs ↓FOUR SQUARE MILE AT A GLANCE
Replacing a water heater in Four Square Mile.
Four Square Mile is an unincorporated pocket of Arapahoe County between Denver and Aurora, so your water heater permit comes from Arapahoe County, not either city. For a standard tank (not tankless), the county issues the permit online right away; the fee starts at $94.73.
Four Square Mile is an unincorporated community in Arapahoe County, so county offices handle permits.
- Permit to replace with the same type
- Yes · Arapahoe County Public Works & Development, Building Division (unincorporated Arapahoe County)
- Permit fee
- Based on job value. The county's fee table (as of 1-1-2021) shows a $94.73 permit fee for jobs of $1-$1,800 ($156.30 with plan check), plus a 0.25% Open Space Use Tax on materials (usually 50% of the job value). We couldn't confirm whether plan check is charged on non-review permits.
- Who gets the permit
- A contractor licensed by Arapahoe County, or the homeowner with a signed Certificate for Home Owner-Generated Permits.
- Electric utility
- Xcel Energy
- Gas utility
- Xcel Energy
- Water
- Cherry Creek Valley Water & Sanitation District (office at 2325 S Wabash St, inside the CDP) points customers to Denver Water's 2026 report, indicating Denver Water supply; full district boundary not verified · Denver Water distribution system total hardness averaged about 105 mg/L (about 6.1 gpg), range 55-124 mg/L, 2025 data in Denver Water's 2026 report (system-wide, not district-specific)
- Rebate worth checking
- Xcel Energy heat pump water heater rebate (Active)
- Typical home
- Built 1990 (median) · 26% owner-occupied
- Companies found
- 17 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 Four Square Mile averages or guaranteed quotes.
Compare what each quote includes.Equipment · Labor · Permits · Old heater removalHow to compare quotes →
What we know about prices in Four Square Mile
- National installer’s published rangeThe ranges above. Home Depot ↗
- Local permit feeBased on job value. The county's fee table (as of 1-1-2021) shows a $94.73 permit fee for jobs of $1-$1,800 ($156.30 with plan check), plus a 0.25% Open Space Use Tax on materials (usually 50% of the job value). We couldn't confirm whether plan check is charged on non-review permits.. Arapahoe County Public Works & Development, Building Division (unincorporated Arapahoe County) fee source ↗
- Local company’s advertised priceNone of the local company websites we checked list a full installed price.
- Measured local dataNot collected yet, so no Four Square Mile average is shown.
What can change the price in Four Square Mile?
The online non-review permit doesn't cover tankless water heaters, new gas lines or new electrical lines. Those need a review and plans.
02 / COMPANIES WE FOUND
Who replaces water heaters in Four Square Mile?
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 →
Applewood Plumbing Heating & Electric
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Denver, CO.
- Tank
- Tankless
- Heat pump
- Repair
Published price: Coupon: "$50 OFF Any Plumbing Service" — covers items including "Water Heater Tune Up and Flush" (Limit one coupon per transaction; Valid through September 30, 2026). No water heater replacement price published —
What the reviews say
Water heater feedback A reviewer praised next-morning water heater replacement.
Worth knowing A water heater customer disputed the installation price and warranty choices.
2 water heater reviews read, checked September 29, 2026.
Bell Plumbing, Heating, Cooling & Electrical
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address.
- Tank
- Tankless
- Heat pump
- Repair
- Emergency service
Published price: Coupon: "$125 Off A Tank or Tankless Water Heater" (Expires 10/31/26; not valid with any other offer) — Water heater installation page advertises "FREE estimates for water heater installations throughout Denver" —
What the reviews say
Water heater feedback A BBB reviewer said Bell fixed complications with a new water heater installation, apologized and discounted the fee.
Worth knowing One BBB complainant said a boiler fired without water after a side-arm water heater replacement.
4 water heater reviews read, checked September 29, 2026.
Blue Sky Plumbing, Heating, Cooling & Electrical
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback A reviewer said Blue Sky made them feel they got full value on a boiler and water heater replacement, and a BBB complainant said a follow-up visit fixed their installation problems.
Worth knowing One BBB complainant said Blue Sky charged for a warranty replacement water tank; Blue Sky said an internal policy change caused confusion, issued a $2,977.52 credit and the customer accepted.
3 water heater reviews read, checked September 29, 2026.
bluefrog Plumbing + Drain of Denver
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Centennial, CO.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback A reviewer praised a technician who replaced an old water heater with a tankless unit and repaired a drain, calling the price reasonable for the work.
Worth knowing No water heater complaints found in the sources checked.
1 water heater review read, checked September 29, 2026.
Brothers Plumbing, Heating and Electric
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address.
- Tank
- Tankless
- Repair
Published price: Coupon: "$150.00 Off Water Heater Installation" (also a general "$50 Off Work Performed*" offer) — and
What the reviews say
Water heater feedback One customer praised fast scheduling and communication after their water heater failed.
Worth knowing Another customer reported recurring water heater faults and poor follow-up.
2 water heater reviews read, checked September 29, 2026.
Flatirons Plumbing, Heating & Air
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Arvada, CO.
- Tank
- Tankless
- Repair
- Emergency service
Published price: Coupon: "$75 Off Water Heater Services" (must be presented at time of service/estimate; not valid for work previously completed; cannot be combined) —
What the reviews say
Water heater feedback Angi reviewers praised same-day or same-night water heater replacement, technicians who explained options with photos, and professional installers.
Worth knowing A February 2025 BBB complainant said a $4,589.24 replacement cost far more than another contractor's price, was never inspected despite promised code work, ran loudly, and came without an itemized invoice.
5 water heater reviews read, checked September 29, 2026.
Golden Plumbing Company
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Golden, CO.
Published price: Coupon: "$150 Off Water Heater Installation" (Limit one per household; cannot be combined) — Homepage: "Diagnostic / service call fee: $95" —
What the reviews say
We haven’t found reviews that mention this company’s water heater work yet.
Hot Water Now!
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Lakewood, CO.
- Tank
- Tankless
- Heat pump
- Repair
- Emergency service
Published price: Homepage coupons: "MILITARY 5% DISCOUNT", "FIRST RESPONDERS 5% DISCOUNT", "TEACHERS 5% DISCOUNT". No water heater price published —
What the reviews say
Water heater feedback One reviewer praised tankless water heater exhaust-piping work and cleanup.
Worth knowing Too little water heater replacement feedback to assess installation pricing or outcomes.
1 water heater review read, checked September 29, 2026.
Mr Perfect Plumbing
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address. Based in Denver, CO.
- Tank
- Tankless
- Repair
- Emergency service
Published price: Page title: "Water Heater Replacement Denver | From $2,900". States: "Most Denver homeowners invest between $2,900 and $4,700 for a complete water heater replacement, including removal, installation, and all required code components." Financing example: "A standard $2,900 replacement financed over 60 months at an example 8.9% APR is about $60/month" —
What the reviews say
Water heater feedback Reviewers praised thorough explanations during a water heater flush and tankless service, and timely work on a replacement.
Worth knowing No water heater complaints found in the sources checked.
3 water heater reviews read, checked September 29, 2026.
Mr. Rooter Plumbing of Denver
Lists Denver as a service area, not Four Square Mile by name. Confirm they cover your address.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback Customers quoted on the company's site praised next-day water heater replacement, clear diagnosis of an aging unit and a price one reviewer called fair.
Worth knowing No water heater complaints found in the sources checked; BBB complaints for this franchise concern drain, sewer and billing disputes, not water heaters.
3 water heater reviews read, checked September 29, 2026.
Also listing Four Square Mile: Plumbline Services, Roto-Rooter Plumbing & Water Cleanup (Denver), Tipping Hat Plumbing, Heating & Electric, Benjamin Franklin Plumbing of Denver, Castle Rock Heating & Air, Clean Cut Plumbing, SWAN Plumbing, Heating, Air Conditioning & Electric.
Order: companies based in Four Square Mile 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. Colorado DORA license lookup ↗.
FROM COMPANIES SERVING FOUR SQUARE MILE
Photos of water heater jobs from these companies.
HOMES IN FOUR SQUARE MILE
What Four Square Mile homes are like.
1990Median year built
24%Built before 1980
26%Owner-occupied
45%Heat with utility gas
26%Single-family homes
The median home was built in 1990. A first or second replacement is common in homes this age.
Only 26% of homes are owner-occupied. Renters should ask the landlord or property manager; replacing the heater is usually the owner’s decision.
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 Four Square Mile.
Hardness depends on Denver Water's source
Water here traces back to Denver Water, which says its southern (South Platte) supply is moderately hard and its northern (Moffat) supply somewhat soft. Your tap water's hardness can change with the season and the plant feeding your area.
Denver Water: Water Hardness ↗ · Denver Water 2026 Water Quality Report (2025 data) ↗
Surrounded by Denver and Aurora
Four Square Mile is the unincorporated area bounded by Quebec St, Mississippi Ave, Havana St and Yale Ave, with Denver and Aurora all around it. Addresses just outside it use the Denver or Aurora permit office instead of Arapahoe County.
ENERGY & WATER
Who supplies Four Square Mile homes.
Energy
- Electric: Xcel Energy (Xcel Energy serves most of the Denver metro; we haven't confirmed it on an official service map for Four Square Mile)
- Gas: Xcel Energy (Not confirmed with an official source)
Xcel Energy - Colorado Communities Served (Glendale GE, Denver GE, Unincorporated CO GE) ↗ · Xcel Energy - Colorado service area ↗
Water
Cherry Creek Valley Water & Sanitation District (office at 2325 S Wabash St, inside the CDP) points customers to Denver Water's 2026 report, indicating Denver Water supply; full district boundary not verified: Denver Water distribution system total hardness averaged about 105 mg/L (about 6.1 gpg), range 55-124 mg/L, 2025 data in Denver Water's 2026 report (system-wide, not district-specific)
Cherry Creek Valley W&S District: Water Quality ↗ · Denver Water 2026 Water Quality Report (2025 data) ↗
REBATES & CREDITS
Rebates for Four Square Mile homes.
For Xcel Energy customers in Four Square Mile. Ask installers for the price before rebates, then check with the program that you qualify.
- Xcel Energy heat pump water heater rebate ↗Active$750 for an Xcel customer who installs a qualifying heat pump water heater.
- Colorado heat pump tax credit ↗Active for 2026 installs$250 credit for an ENERGY STAR heat pump water heater installed in 2026, claimed by a state-registered contractor, who must pass at least $83 to you as an invoice discount.
- Federal Energy Efficient Home Improvement Credit (25C) ↗EndedCovered improvements made through December 31, 2025.
Checked September 29, 2026. Who qualifies and the conditions: Colorado rebates · How to check an incentive.
PERMITS & LICENSING
Permits and licenses in Four Square Mile.
Permits and who issues them
Arapahoe County issues a 'Residential Non-Review Water Heater (not tankless)' permit online on its Accela Customer Access portal, as soon as you pay. Tankless water heaters need a plan review, with a gas pipe drawing (isometric) and the manufacturer's instructions.
Yes. Every contractor working in unincorporated Arapahoe County needs a county license, renewed each year. Plumbers must show master and contractor credentials.
Arapahoe County Public Works & Development, Building Division (unincorporated Arapahoe County) ↗ · Arapahoe County Residential Permit Application Requirements ↗ · Arapahoe County Building Permit Fees as of 1-1-2021 ↗ · Arapahoe County: Apply & Pay for Building Permits (2022 guide) ↗ · Arapahoe County Contractor Licensing ↗
Check the installer’s license
Ask for the license number and search it yourself on the Colorado DORA license lookup ↗. A listing on Ember & Tank is not a license check. Colorado licensing explained →
NEARBY CITIES
Compare places near Four Square Mile.
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Greenwood Village | 5 mi | Required | By job value (from $1) | Xcel Energy |
| Cherry Creek | 5 mi | Required (county) | By job value (from $94.73) | Xcel Energy |
| Denver | 6 mi | Required | $35+ by job value | Xcel Energy |
| Englewood | 6 mi | Required | By job value (from $26.78) | Xcel Energy |
| Centennial | 6 mi | Required | By job value (from $23.50) | Xcel Energy, CORE Electric Cooperative |
| Aurora | 9 mi | Required | $99 | Xcel Energy |
COMMON QUESTIONS
Four Square Mile water heater questions.
Can I get the permit online?
Yes. Arapahoe County issues its 'Residential Non-Review Water Heater (not tankless)' permit right after you pay online.
Arapahoe County Residential Permit Application Requirements ↗
What if I'm switching to tankless?
Tankless units can't use the instant permit. They need a plan review with a gas pipe drawing (isometric) and the manufacturer's instructions.
Arapahoe County Residential Permit Application Requirements ↗ · Arapahoe County: Apply & Pay for Building Permits (2022 guide) ↗
Can a homeowner pull the permit?
Yes, with a signed Certificate for Home Owner-Generated Permits. Otherwise the contractor must have an Arapahoe County license.
Arapahoe County Residential Permit Application Requirements ↗ · Arapahoe County Contractor Licensing ↗
More guides: Colorado water heater replacement · All local guides