Heat Pump Payback in Bloomington, IL
Will a heat pump pay off in Bloomington, IL?
In Bloomington, a heat pump would cost more to run each year than what you have now. Swap a failed furnace and AC for a heat pump rather than buying like-for-like, and the extra cost here runs $5,500. The heat pump would cost about $250 more a year to run than the furnace it replaces, a premium with no payback. There's no spin on that: Bloomington's numbers say wait.
Compare against another city
This runs the same numbers for 3206 US cities, not just Bloomington. Look one up here.
Why Bloomington's climate drives this number
Bloomington has a real but manageable winter, 4893 heating degree days a year against a 65°F base, and summers are hot enough that cooling matters as much as heating, at 1005 cooling degree days. -4°F is the figure equipment gets sized against here, the 99th-percentile cold snap, not an average day, with a low of -14.1°F in the 2024 station record. Worked through the model, that's a seasonal COP of 2.6 on the cold-climate unit fit for this climate. Below the 25°F line where a standard machine starts leaning on resistance backup, Bloomington sits firmly in cold-climate territory, so that's the class of unit priced here. These numbers come from Central Illinois Regional Air, the closest NOAA station, 1.2 miles out.
Bloomington's running-cost comparison, in dollars
Modelled on a typical 2000-square-foot house, the heat pump draws about 4,765 kWh a year to keep it warm, plus cooling, for a combined electric bill near $1,072 a year. Bloomington's gas rate of $11.25 per Mcf, applied to the 51 Mcf a year the furnace burns, puts the current furnace-and-AC running cost near $822 a year, against 19.06¢ per kWh for electricity. 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 $9,251 behind.
The break-even point in Bloomington
The heat pump would become the cheaper option in Bloomington if electricity fell to 13.3¢/kWh (from 19.06¢) or gas rose above $16.16 per Mcf (from $11.25). At today's prices a cheaper quote cannot rescue the gas comparison in Bloomington, since there is no yearly saving to recover it from.
Electric resistance heat in Bloomington, compared
Not every home in Bloomington has gas service. Swap the comparison to resistance heat instead of gas, and Bloomington's answer improves. The saving here runs about $1,538 a year, which recovers the extra $10,000 spent going electric in roughly 6.5 years.
Bloomington against the rest of the country
Ranked against the other 3206 cities covered, Bloomington comes in at 871 for heating severity, 1 would be the coldest place in the dataset, and 471 by population, where 1 is largest. That's the coldest third of the dataset, where climate does most of the work behind this figure.
Next step if you live in Bloomington
About 79,232 people live in Bloomington, Illinois, 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
Every constant behind this page, the 2.6 seasonal COP, the degree-day corrections, the equipment costs, is documented in the methodology guide. Bloomington's -4°F design temperature is below the 25°F line, which is why a cold-climate unit is the right call here, see what that changes in the cold-climate unit guide.