Basic
$3.81 – $8.57 per sq ft
80% AFUE single-stage furnace, sealed sheet metal trunk with insulated flex branches, stamped steel registers and returns

Photo: Wtshymanski · CC BY-SA 4.0 · Source
Install a complete forced-air heating system (furnace plus supply/return ductwork and registers), priced per square foot of conditioned area.
Forced Air Heating System in Portland, Oregon typically costs $4.48 to $10 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Portland are 15.0% higher than the national average for forced air heating system.
National average: $4 – $9 per sq ft
$3.81 – $8.57 per sq ft
80% AFUE single-stage furnace, sealed sheet metal trunk with insulated flex branches, stamped steel registers and returns
$4.48 – $10 per sq ft
92-95% AFUE furnace, sheet metal trunk and branches with sealed joints, insulated in unconditioned space, steel registers
$5.60 – $13 per sq ft
96% AFUE two-stage furnace with variable-speed blower, sealed metal ducts sized from a load calculation, returns in bedrooms
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $1.89 – $4.25 | sq ft |
| Labor | labor | $1.75 – $3.94 | sq ft |
| Supplies & Other | supplies | $0.50 – $1.13 | sq ft |
| Equipment & Disposal | equipment | $0.34 – $0.76 | sq ft |
Labor costs in Portland run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local forced air heating system contractors in Portland for personalized quotes based on your specific project.