Home Cost Atlas

Furnace Repair Cost Calculator

2026 U.S. furnace repair planning ranges use the same service-tier shape as AC repair: diagnostic visit, minor parts, ignition/controls, or major component work. Job count, region, and complexity adjust the band; replacement may be cheaper after major heat-exchanger failures. Igniters, flame sensors, blower motors, and control-board repairs for forced-air heating. Safety shutoffs and carbon monoxide concerns warrant prompt service.

Estimated furnace repair 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
Furnace Repair (national planning range)per visit$125$350$1,200

About this project

Igniters, flame sensors, blower motors, and control-board repairs for forced-air heating. Safety shutoffs and carbon monoxide concerns warrant prompt service.

Browse more in Heating & Cooling.

Frequently asked questions

Methodology & estimate disclaimer

2026 U.S. furnace repair planning ranges use the same service-tier shape as AC repair: diagnostic visit, minor parts, ignition/controls, or major component work. Job count, region, and complexity adjust the band; replacement may be cheaper after major heat-exchanger failures.

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