How Much Does AC Installation Cost in Denver? (2026 Prices)

Real central air installation pricing for Denver Metro homes. Factors include home size, equipment efficiency, ductwork condition, and Xcel Energy rebates — which can reduce your net cost by $1,500+.

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AC Installation Cost by Home Size (Denver, 2026)

Home Size Tonnage Standard (13–16 SEER2) High-Efficiency (18+ SEER2)
Under 1,000 sq ft 1.5–2 ton $3,800–$5,200 $5,500–$7,000
1,000–1,500 sq ft 2–2.5 ton $4,200–$5,800 $6,000–$7,800
1,500–2,000 sq ft 2.5–3 ton $4,800–$6,500 $6,500–$8,500
2,000–2,500 sq ft 3–3.5 ton $5,500–$7,500 $7,500–$9,500
2,500–3,500 sq ft 4–5 ton $6,500–$9,000 $8,500–$11,000

Xcel Energy Rebates (2026)

  • Standard central AC: $150–$600
  • High-efficiency central AC (17+ SEER2): $500–$1,500
  • Cold-climate heat pump: Up to $10,000
  • Federal IRA tax credit: 30%, up to $600 (AC) or $2,000 (heat pump)

Frequently Asked Questions

How long does AC installation take?

A standard central AC replacement with existing ductwork takes 4–8 hours. New duct installation or electrical work adds 1–2 days.

Do I need a permit for AC installation in Colorado?

Yes. We pull all required permits and schedule the inspection. This is included in our quote.

What size AC do I need?

We calculate your home’s cooling load (Manual J) based on square footage, ceiling height, insulation, window area, and orientation. Sizing matters.

Free Estimate on AC Installation

We’ll calculate the right size for your home and show you the rebate math.

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