How much does water heater installation cost in Hattiesburg, MS?

Most Hattiesburg homeowners spend between $1,000 – $2,950 on water heater installation, with an average around $1,750. Local labor prices 16% below the national average, so Hattiesburg quotes tend to land at the lower end of national ranges.

Why is water heater installation more or less expensive in Hattiesburg than elsewhere?

Licensed trade labor in Hattiesburg runs about 84% of the national average, and the best crews book out fastest in spring and early summer. Mississippi weather drives material choices here, so ask contractors what they install most often in Hattiesburg and why.

Do I need a permit for water heater installation in Hattiesburg, Mississippi?

Most Hattiesburg, MS projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not. Always confirm current requirements with the local building department before signing a contract, and make sure the permit is pulled by your licensed contractor.

How many quotes should I get in Hattiesburg?

Get at least three written quotes from licensed, insured Mississippi contractors. Comparing line items — not just the bottom line — is the fastest way to spot an inflated bid in the Hattiesburg metro market.

How much does it cost to replace a water heater?

$1,200 to $3,500 installed. A straight 50-gallon tank swap is $1,200 to $2,400; tankless conversion is $3,000 to $6,500.

Is tankless worth it?

If you plan to stay 10+ years, yes. It costs two to three times more to install but lasts twice as long and cuts water heating energy 20% to 30%.

How long does a water heater last?

Eight to twelve years for a gas tank, ten to fifteen for electric, and twenty or more for tankless with annual descaling.

What size water heater do I need?

40 gallons for two to three people, 50 for three to four, 75 to 80 for five or more. First-hour rating matters more than raw capacity.

Is a heat pump water heater a good idea?

In a garage or basement with adequate space and a mild climate, it cuts water heating cost 60% to 70% and often qualifies for large rebates.

Most jurisdictions require one, especially for gas and venting changes. Unpermitted work can surface at resale.

Home/Cost guides/Water Heater Installation/Hattiesburg, MS

Hattiesburg metro · Mississippi

Water Heater Installation cost in Hattiesburg, MS

Hattiesburg homeowners typically pay $1,000 – $2,950 for water heater installation. Local labor and materials price 16% below the national average.

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Hattiesburg average

$1,750

Typical low

$1,000

Typical high

$2,950

Per unit

$755 – $5,450

Sample ZIP

What drives Hattiesburg pricing

Local labor

Licensed trade labor in Hattiesburg runs about 84% of the national average, and the best crews book out fastest in spring and early summer.

Permits & code

Most Hattiesburg, MS projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not.

Climate & conditions

Mississippi weather drives material choices here, so ask contractors what they install most often in Hattiesburg and why.

Instant cost calculator

Adjust the inputs to see live pricing

Units1 unit

Water heater type

Fuel or type change

Location

Estimated project cost

$840 – $2,100

Most homeowners pay around $1,470

Compare water heater type

Cost by material in Hattiesburg

Installed Hattiesburg pricing per unit.

Option	Installed cost	Pros	Cons
Gas tank	$840 – $2,100	Fast recovery, cheap to run	Needs venting, 8-12 year life
Electric tank	$755 – $1,850	Cheapest install, no venting	Slower recovery, higher operating cost
Gas tankless	$2,100 – $5,050	Endless hot water, 20+ year life, saves space	Costly install, may need larger gas line
Electric tankless	$1,250 – $3,350	Compact, point-of-use friendly	Big amperage draw, struggles in cold climates
Heat pump (hybrid)	$1,850 – $4,600	Cuts water heating energy 60-70%, rebate eligible	Needs conditioned space and clearance
Solar water heater	$2,950 – $7,550	Lowest operating cost	Backup unit still required

Where the money goes in Hattiesburg

A typical $1,750 Hattiesburg project, broken down by line item.

Water heater unit48% · $840
Labor32% · $560
Venting, gas or electrical12% · $210
Permit, disposal and fittings8% · $140

Common add-ons

Extras that show up on Hattiesburg quotes but rarely in the headline price.

Expansion tank

$84 – $295

New gas line or upsizing

$250 – $1,000

Dedicated 240V circuit

$335 – $1,000

Venting modification

$250 – $1,250

Drain pan and leak sensor

$84 – $335

Water softener

$670 – $2,500

Ways to save in Hattiesburg

Replace before it fails so you are not paying emergency rates.
Right-size the tank; oversizing wastes standby energy every day for a decade.
Check federal, state and utility rebates for heat pump water heaters — they can cover $500 to $2,000.
Stay with your existing fuel type unless energy math clearly favors switching.
Buy the unit yourself during a sale and pay only for installation labor.

Hattiesburg FAQs

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Other project costs in Hattiesburg

Fence Installation in Hattiesburg

$1,260 – $3,360

Roof Replacement in Hattiesburg

$7,140 – $28,560

Kitchen Remodel in Hattiesburg

$15,120 – $79,800

HVAC Replacement in Hattiesburg

$4,620 – $15,120

Deck Building in Hattiesburg

$3,696 – $10,080

Window Replacement in Hattiesburg

$378 – $1,260

See every Hattiesburg cost guide