Heat Pump Payback in Sycamore, IL
Should Sycamore switch to a heat pump?
Sycamore is a place where a heat pump genuinely costs more to operate than the alternative. 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 $379 more a year to run than the furnace it replaces, a premium with no payback. That's Sycamore's own climate and rates talking, not a hedge or a caveat.
Compare against another city
This runs the same numbers for 3206 US cities, not just Sycamore. Look one up here.
Sycamore's weather, in the numbers that matter
Degree days tell the story here: Sycamore racks up 5581 heating degree days each year (base 65°F), and summers add a moderate cooling load, with 686 cooling degree days on the cooling side. Sizing runs off the design temperature, not the average day: -9.4°F here (coldest 2024 reading -14.8°F), which works out to a seasonal COP of 2.47 for the cold-climate class of unit this climate calls for. Sycamore needs the cold-climate class of unit: past a 25°F design temperature a standard heat pump falls back on resistance backup often enough to eat the savings. Source: NOAA station De Kalb Taylor Municipal Airport, 4.7 miles from Sycamore, the closest one on record.
The yearly running costs in Sycamore
Electricity use for heating alone comes out to about 5,721 kWh a year on the 2000-square-foot reference house; folding in cooling puts the electric bill near $1,202 a year. That compares with roughly 58 Mcf a year of gas at Sycamore's $11.25 per-Mcf rate, about $823 a year with the old AC included, against a local electricity rate of 19.06¢/kWh. Because the heat pump costs more to run here, the gap only widens with time: $11,179 behind after 15 years compared with replacing the furnace and AC like-for-like.
The break-even point in Sycamore
For the verdict in Sycamore to flip, electricity would need to drop to about 12.1¢/kWh from 19.06¢, or gas climb past $17.76 per Mcf from $11.25. A utility offering a lower heat pump rate can change this. Until then, no quote price makes a heat pump pay back against gas in Sycamore; the case for one here rests on comfort, cooling, or replacing electric heat instead.
Electric resistance heat in Sycamore, compared
Not every home in Sycamore has gas service. Swap the comparison to resistance heat instead of gas, and Sycamore's answer improves. Switching saves about $1,661 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 6 years.
Where Sycamore ranks in this dataset
Among 3206 cities, Sycamore's winter puts it at rank 344 for severity, while its size puts it at rank 2016 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.
Deciding what's next in Sycamore, IL
Sycamore, Illinois is home to about 18,968 people, and the figures above are the same ones a local HVAC contractor uses to size and quote a system, this site doesn't guess where a real quote would land, it just tells you whether it's worth asking for one. In Sycamore, nothing is lost by holding off until the current equipment genuinely fails.
Ask a local HVAC contractor for a quote before committing either way.
Reading further on this page's numbers
The methodology guide walks through exactly how Sycamore's 2.47 seasonal COP and the rest of this page's numbers get built. Sycamore's -9.4°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.