Basic
$3,113 – $7,116 each
80% AFUE single-stage gas furnace vented into the existing flue, new gas connector and shutoff, permit, old unit hauled

Replace a natural-gas forced-air furnace (80-96% AFUE) on existing ductwork, including venting, gas connection, permit and haul-away.
Forced Air Gas Furnace in Washington, District of Columbia typically costs $3,663 to $8,372 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Washington are 5.0% higher than the national average for forced air gas furnace.
National average: $3,500 – $8,000 each
$3,113 – $7,116 each
80% AFUE single-stage gas furnace vented into the existing flue, new gas connector and shutoff, permit, old unit hauled
$3,663 – $8,372 each
92-95% AFUE condensing gas furnace with ECM blower, PVC venting, condensate drain, new gas shutoff and permit
$4,578 – $10,465 each
96% AFUE two-stage condensing gas furnace with variable-speed blower, PVC venting, condensate neutralizer, programmable thermostat
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $1,654 – $3,780 | each |
| Labor | labor | $1,274 – $2,912 | each |
| Supplies & Other | supplies | $441 – $1,008 | each |
| Equipment & Disposal | equipment | $294 – $672 | each |

Condensing gas furnace with white PVC vent pipes and ductwork in a utility closet
Photo: Wtshymanski · CC BY-SA 4.0 · Source
Connect with local forced air gas furnace contractors in Washington for personalized quotes based on your specific project.