Heat Pump Payback in Appleton, WI
Will a heat pump pay off in Appleton, WI?
Here in Appleton, the honest answer is that a heat pump raises your annual running cost. Swap a failed furnace and AC for a heat pump rather than buying like-for-like, and the extra cost here runs $5,500. Unfortunately the electric bill outweighs the gas bill it replaces by about $332 a year here, so the extra spend stays unrecovered. There's no spin on that: Appleton's numbers say wait.
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The climate behind Appleton's payback figure
Degree days tell the story here: Appleton racks up 5716 heating degree days each year (base 65°F), and summers add a moderate cooling load, with 707 cooling degree days on the cooling side. The 99% winter design temperature here, the cold snap equipment must be sized for, not the seasonal average, is -2.2°F, and the coldest daily reading in the 2024 station record was -7.6°F. That puts the seasonal coefficient of performance at 2.65 for the recommended cold-climate unit. A cold-climate unit is the right call in Appleton, below 25°F design temperature, a standard heat pump leans hard on electric-resistance backup, which erases most of the savings. Climate figures trace to the nearest NOAA station, Outagamie Co Regional Airport, 6.4 miles from Appleton.
The yearly running costs in Appleton
Electricity use for heating alone comes out to about 5,462 kWh a year on the 2000-square-foot reference house; folding in cooling puts the electric bill near $1,144 a year. That compares with roughly 60 Mcf a year of gas at Appleton's $10.74 per-Mcf rate, about $812 a year with the old AC included, against a local electricity rate of 18.87¢/kWh. With running costs higher every year, there is no payback at any purchase price; over 15 years, against a like-for-like replacement, a household here would end $10,482 behind.
How sensitive Appleton's result is to prices
The heat pump would become the cheaper option in Appleton if electricity fell to 12.4¢/kWh (from 18.87¢) or gas rose above $16.32 per Mcf (from $10.74). At today's prices a cheaper quote cannot rescue the gas comparison in Appleton, since there is no yearly saving to recover it from.
Electric resistance heat in Appleton, compared
Gas isn't universal in Appleton, many houses run on electric heat already. Swap the comparison to resistance heat instead of gas, and Appleton's answer improves. Switching saves about $1,760 a year here, a heat pump moving heat rather than generating it needs far less electricity than resistance coils, so the extra $10,000 spent up front comes back in about 5.7 years.
How Appleton compares nationally
Among 3206 cities, Appleton's winter puts it at rank 305 for severity, while its size puts it at rank 509 for population, 1 in both cases being the extreme. That's the coldest third of the dataset, where climate does most of the work behind this figure.
What to do with this number in Appleton
About 75,344 people live in Appleton, Wisconsin, and every number on this page is what a contractor would actually work from when quoting a system here, the point isn't to replace that quote, it's to tell you whether to bother asking for one. Here, there's no cost penalty to waiting until your current furnace or AC actually needs replacing.
Line up a few local HVAC quotes before you decide.
Reading further on this page's numbers
The methodology guide walks through exactly how Appleton's 2.65 seasonal COP and the rest of this page's numbers get built. Appleton's -2.2°F design temperature falls on the cold side of the 25°F cutoff the cold-climate unit guide walks through.