Homeowners typically spend between $3,500 and $12,000 for a complete new furnace and air conditioner installation, depending on unit efficiency, system type, and home size. Main cost drivers include equipment efficiency, ductwork needs, installation complexity, and local labor rates. This guide outlines current pricing and practical budget ranges for U.S. buyers, with clear cost breakdowns and real-world scenarios.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| System Type | $2,500 | $4,500 | $8,000 | Furnace + AC combo, gas/electric options |
| Installed Price Range | $3,500 | $7,000 | $12,000 | Includes equipment + labor |
| Per-Unit Basis | $1,200 | $3,000 | $6,000 | $/ton or $/kW varies by efficiency |
| Typical Efficiency | AFUE 80% / SEER 13 | AFUE 92% / SEER 16 | AFUE 98% / SEER 20 | High-efficiency upcharges |
| Labor & Install Time | 1–2 days | 1–2 days | 3–4 days | Includes ductwork & permits |
Overview Of Costs
Cost range for a full furnace and AC installation typically spans $3,500–$12,000, with most mid-size homes in the $6,000–$9,500 bracket. Assumptions include a standard 2–3 ton system, mid-range efficiency, and typical ductwork in a single-family home. Per-unit pricing can be quoted as $/ton or $/kW alongside a total installed price.
Assumptions: region, specs, labor hours.
Cost Breakdown
The following table shows how the total price is composed. The columns reflect common cost categories and the typical ranges for a mid-range installation in the continental U.S. Work scopes with significant ductwork or unusual geometry can shift these numbers.
| Category | Low | Average | High | Notes |
|---|---|---|---|---|
| Materials | $1,800 | $3,500 | $7,000 | Furnace, condenser, controls |
| Labor | $1,400 | $2,800 | $4,000 | Install crew hours |
| Equipment | $2,000 | $4,000 | $7,000 | Air handler or furnace unit |
| Permits | $100 | $500 | $1,200 | Local code approvals |
| Delivery/Disposal | $50 | $250 | $600 | Old equipment haul-away |
| Warranty | $100 | $400 | $1,000 | Labor/mileage coverage |
| Overhead | $150 | $500 | $1,000 | Company overhead |
| Contingency | $100 | $300 | $900 | Unforeseen work |
| Taxes | $100 | $500 | $1,200 | State/local taxes |
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What Drives Price
Efficiency and capacity are the main price levers, with SEER ratings for AC and AFUE for furnaces influencing upfront costs. Higher SEER (e.g., 16–20) and AFUE (90%+ or 95%+) units cost more but typically yield energy savings over time. System size matters: 2–3 ton units cover many homes, while larger homes or long run ducts push you toward 4–5 ton models. Ductwork condition, zoning needs, and smart controls also affect total pricing.
Other drivers include installation labor rates (regional variance), the need for new duct modification, refrigerant pipe upgrades, and any required indoor air quality add-ons such as high-MERV filters or purifiers. Simple swaps in same footprint cost less than full system replacements with extensive ductwork changes.
Regional Price Differences
Prices vary by region due to labor markets and permitting. In the Northeast, installed costs often run higher because of boiler-leaning homes and stricter codes. The Midwest tends to be more cost-competitive, while the West Coast can be above national averages due to higher labor rates and material costs. Generally, regional deltas average ±10–20% from the national midpoints.
Assuming similar equipment and scope, regional variations can add or subtract several thousand dollars.
Labor, Hours & Rates
Most mid-range installations require 1–2 days of labor for a standard 2–3 ton system, while complex layouts can extend to 3–4 days. Labor rates commonly range from $60 to $120 per hour, depending on city and contractor experience. Efficiency upgrades may extend installation time due to refrigerant charging and testing requirements.
Assumptions: home size, existing ductwork, local wage levels.
Additional & Hidden Costs
Hidden costs can include duct cleaning or remediation, wiring upgrades to support smart thermostats, refrigerant charge adjustments, and attic/duct insulation improvements. Some towns require energy-efficiency permits, which add fees. Budget a contingency of 5–15% for unexpected issues like duct leaks or oversized equipment adjustments.
Always request a detailed written estimate with line-item pricing to avoid surprises.
Real-World Pricing Examples
Three scenario cards illustrate common outcomes. All include standard efficiency ranges and typical scopes without premium add-ons.
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Basic: 2-ton, AFUE 80% furnace + 13 SEER AC, standard ductwork, no upgrades. Labor 1 day; total installed: $3,500–$4,800.
Assumptions: townhouse, existing ducts, no attic modifications. -
Mid-Range: 3-ton, AFUE 92% furnace + 16 SEER AC with modest duct improvements. Labor 1–2 days; total installed: $6,000–$9,500.
Assumptions: suburban single-family, mid-range equipment, minor duct tweaks. -
Premium: 4-ton, AFUE 98% furnace + 18–20 SEER AC, full duct redesign, smart controls. Labor 2–4 days; total installed: $9,500–$12,000.
Assumptions: large home, extensive ductwork, and high-efficiency equipment.
Assumptions: region, specs, labor hours.
Maintenance & Ownership Costs
Ongoing costs include annual servicing, filter replacements, and potential refrigerant top-ups. Annual maintenance can cost $150–$300 if priced separately, with higher costs for systems that require refrigerant checks or advanced diagnostics. Replacing filters and inspecting electrical connections helps prevent premature failures and preserve efficiency.
Factor in a 5–10 year cost outlook for potential major component replacements.