How much does a new furnace cost for a 2000 square-foot house?

A new furnace for a 2,000-square-foot home is priced after an in-home assessment because equipment size, efficiency rating, and installation scope determine the total. Square footage is only a starting point; heat-load, fuel type, and any duct or vent changes usually drive price more than the box itself. Pros size furnaces by a heat-load calculation, not by square-foot rules. Ostrom Electrical Plumbing Heating & Air provides free replacement estimates. Our team regularly installs and replaces systems in and around Glade Hill, so we size and commission equipment for local homes. If your current unit is older or needs major parts, replacement can be the better long-term value; otherwise a targeted repair or tune-up may be smarter.

Expect your quote to reflect:

• Heat-load, insulation levels, and window performance
• Gas, oil, or electric requirements plus venting/electrical upgrades
• AFUE and staging (single, two-stage, modulating) with thermostat controls
• Duct repairs, condensate handling, and add-ons like humidifiers or air cleaners

Ask for a written scope with model, efficiency, and all code-required work to avoid change orders. <br/> Updated: 2026-03-31 <br/> Need help in Glade Hill, VA? Call 5406851594 or book online.