Tankless water heater cost with installation

Looking for tankless water heater cost with installation in Philadelphia, PA? Call WaterHeater Direct for a contact a provider — no obligation. Licensed plumbers serve Philadelphia and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

Need help right now? If your water heater is leaking, flooding your floor, or has stopped working entirely, do not wait. Water damage happens fast and can get expensive quickly. Turn off the water supply to the unit if you can safely reach the valve. Then, give us a ring right away. Licensed, independent service providers serve your area — call now for a contact a provider. (978) 759-4817

What affects the price

Replacing a water heater involves several variables that change the final bill. The main factors are the type of unit you choose—like standard tank models versus tankless systems—and the fuel source, whether gas or electric. Installation complexity also plays a role, especially if we need to update venting, gas lines, or electrical wiring to meet current building codes. Relocating a unit or upgrading to a higher capacity will also shift the bottom line.

About this service

This covers the price of the tankless unit itself plus the labor to install it. Factors like moving the unit to a new location, upgrading your gas supply pipe, or installing specialized venting will shift the total. We evaluate your specific setup to provide a clear estimate. Exact pricing confirmed free on the call.

Frequently asked in Philadelphia

My water heater is leaking. What should I do?

How do I find a water heater service near me in Philadelphia?

How much does it cost to install a tankless water heater in Philadelphia?

What's involved in replacing an old water heater?

Are Energy Star water heaters worth the investment in Philly?

What maintenance do tankless water heaters need?

Can I get a solar water heater installed in my Philadelphia home?

Also serving nearby: Trenton · Allentown · Reading · Elizabeth · Newark

All cities in Pennsylvania →

More on this: DOE water heating — efficiency and sizing.

Service area details

1,550,542residents

11,540per sq mile

8ZIP codes served

Serving all of Philadelphia — population 1,550,542; about 11,540 residents per square mile across 134.4 sq mi. ZIP codes covered include 19019, 19092, 19093, 19099, 19101, 19102, 19103, 19104.

Neighborhoods served in Philadelphia: Center City, Old City, Fishtown, South Philly, West Philly, Rittenhouse Square — and every surrounding area.

More services in Philadelphia

Everything else we cover here.

Areas we serve

Browse by state, then city.

Pennsylvania (1)

All of Pennsylvania · Philadelphia

Tankless water heater cost with installation — Philadelphia, PA