Straight answers before you spend money on a furnace

What repairs and new furnaces really cost, how to troubleshoot the common problems yourself, and free help finding a heating company in Salt Lake and Utah County.

Short answers

  • What does a new furnace cost? Most gas furnace replacements run $3,800 to $10,000 installed, and about $7,000 is typical for a 1,600 to 2,000 square foot home (Angi, 2026). High-efficiency models can reach about $12,000. See the full cost breakdown.
  • What does a furnace repair cost? The national average is $318, and most repairs land between $133 and $505 (Angi, 2026). Part-by-part repair prices.
  • Is there still a federal tax credit for a furnace? No. The federal credit (26 USC 25C) does not apply to anything installed after December 31, 2025. In Utah, Enbridge Gas’s ThermWise program still pays $300 to $350 for a qualifying high-efficiency gas furnace in 2026. Utah rebates and sizing.

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Buying guides

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Furnace Buyers Guide is an independent guide and free referral service. We are not a heating contractor. Cost figures are published national ranges, not quotes. How we work.