https://utilityexplained.com/tags/furnace-cost/Recent content in Furnace Cost on Utility ExplainedHugoen-usSun, 20 Sep 2026 00:00:00 +0000https://utilityexplained.com/blog/why-is-my-heating-bill-so-high/Sun, 20 Sep 2026 00:00:00 +0000https://utilityexplained.com/blog/why-is-my-heating-bill-so-high/<h2 id="quick-answer">Quick Answer</h2> <p><strong>A high heating bill is usually caused by one of three things: a sudden drop in outdoor temperature forcing longer run cycles, a mechanical failure like a stuck auxiliary heat strip or a failing blower motor, or a significant increase in the unit price of your fuel.</strong> For gas furnace owners, a spike in the <em>electric</em> bill is often due to an aging PSC blower motor drawing excessive power, while heat pump owners often see spikes when the system relies on expensive &ldquo;emergency&rdquo; electric resistance backup. To find the cause, first check if your usage (therms/kWh) increased or if only the rate ($/unit) went up.</p>