Cost of furnace and ac installation — Washington, DC

Last updated: September 24, 2026

What affects the price

When you look at replacing your HVAC system, several variables shape the final bill. The size of your home and the specific ductwork required play a major role in labor time. Then there is the efficiency rating of the unit itself; higher-rated systems cost more upfront but often lower monthly utility bills. You also have to consider the brand, the type of fuel source, and whether you need to upgrade electrical components to handle the new equipment. Exact pricing confirmed free on the call.

About this service

Replacing both your furnace and air conditioner at once is often more cost-effective because the technician can calibrate both systems to work together perfectly. Prices vary based on the fuel source, equipment efficiency, and labor hours required to swap out both units simultaneously. When replacing aging systems, doing both provides long-term peace of mind. Exact pricing confirmed free on the call.

Frequently asked in Washington

Also serving nearby: Alexandria · Baltimore · Richmond · Reading · Philadelphia

All cities in District of Columbia →

More on this: DOE home heating — system sizing and savings.

Service area details

Serving all of Washington — population 678,972; about 11,107 residents per square mile across 61.1 sq mi. ZIP codes covered include 20001, 20002, 20003, 20004, 20005, 20006, 20007, 20008.

Neighborhoods served in Washington: Georgetown, Dupont Circle, Capitol Hill, Adams Morgan, U Street Corridor — and every surrounding area.