Home Cost Atlas

AC Replacement Cost Calculator

2026 U.S. central AC-only replacement planning ranges (condenser, matched coil, or full lineset). Bands align with the HVAC calculator’s central-AC equipment tier. For furnace+AC, heat pump, or mini-split whole-home swaps, use the HVAC replacement calculator instead. Central air conditioner condenser and often matched coil replacement. Line-set condition, SEER2 matching, and electrical disconnects drive cost spread.

Estimated ac replacement cost cost

Enter your project details and calculate to see a planning estimate.

This is a planning estimate, not a contractor quote. Actual costs vary by location, home condition, material availability, permits, and project complexity.

Planning rates for cost year 2026 (national baselines × state regional factors). Not a contractor quote.

National planning ranges

ItemLowTypicalHigh
AC Replacement (national planning range)per system$3,000$5,500$10,000

About this project

Central air conditioner condenser and often matched coil replacement. Line-set condition, SEER2 matching, and electrical disconnects drive cost spread.

Browse more in Heating & Cooling.

Frequently asked questions

Methodology & estimate disclaimer

2026 U.S. central AC-only replacement planning ranges (condenser, matched coil, or full lineset). Bands align with the HVAC calculator’s central-AC equipment tier. For furnace+AC, heat pump, or mini-split whole-home swaps, use the HVAC replacement calculator instead.

Actual costs vary by location, home condition, material availability, permits, and project complexity. Read our methodology, the national cost bands table, editorial policy, and disclaimer. Planning provenance uses internal model notes (not invented third-party citations)—see the bands page for published low/typical/high frames.

Planning sources

  • Home Cost Atlas national planning model v1 — Modeled national planning ranges used for cost guides and seed CostRecords. Values are planning estimates synthesized for budgeting context, not observed contractor invoices or bid samples.
  • Home Cost Atlas planning baselines v1 — Internal baseline spreads (low / typical / high) by project category. Intended for calculator scaffolds and aggregation fallbacks; not a dataset of paid jobs.

Cost year: 2026 rate book · Data version: hca-national-model-v1 · Last reviewed: July 24, 2026