Written by Amanda Casteel · COO Reviewed by Johnny Casteel · CEO · Master Plumber Updated 2026-07-17 VA Plumbing Lic. 2710075081 · Contractor Lic. 2705180998
What actually moves the price
Venting & code items
Gas venting condition; expansion tank, pan, and shutoff brought current when code requires.
Access
Basement utility room vs attic closet changes labor more than the tank sticker price.
Rebates
Heat pump water heaters can qualify for $1,200–$1,600 in DC and up to $1,600 through Pepco/BGE in Maryland.
How to read a quote
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40/50-gal gas tank
$2,000 – $4,900 installed
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40/50-gal electric tank
$1,800 – $4,200 installed
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Heat pump water heater
$10,000 – $15,000 installed
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FAQs
Can you quote an exact price over the phone?
Only a ballpark. Access, venting, and code items decide the range — we confirm flat-rate on site.
Is the permit included?
Yes when a permit is required — baked into the ranges above.
Where do you serve?
Arlington, Alexandria, Fairfax County, and mapped MD/DC corridors. Confirm your address when you book.
Want a real number for your home?
Call (703) 214-2551 or request service — we diagnose first and quote flat-rate before work whenever the fault is clear.