Is a heat pump worth it in Baytown?
In Baytown, a heat pump pays for itself within a reasonable window. Swap a failed furnace and AC for a heat pump rather than buying like-for-like, and the extra cost here runs $1,000 after a $2,000 federal tax credit. Lower bills claw that back: about $300 saved annually, for a payback of roughly 3.3 years. The window here is reasonable, and it's specific to what Baytown actually pays for power and gas.
Baytown's weather, in the numbers that matter
Baytown barely has a winter to speak of — 853 heating degree days a year against a 65°F base — and summers are severe enough that cooling can dominate the annual bill, at 3321 cooling degree days. The 99% winter design temperature here — the cold snap equipment must be sized for, not the seasonal average — is 32°F, against a record low of 21.4°F. That puts the seasonal coefficient of performance at 3.15 for the recommended standard unit. Baytown's winters don't get cold enough to need the cold-climate premium — a standard unit holds up fine. These numbers come from MORGANS POINT, the closest NOAA station, 5.9 miles out.
The month-to-month numbers for Baytown
Electricity use for heating alone comes out to about 686 kWh a year on the 2000-square-foot reference house; folding in cooling puts the electric bill near $568 a year. The gas furnace it replaces burns roughly 9 Mcf a year at 19.42 per Mcf here, for a running cost near $868 a year (electricity here runs 16.15¢/kWh). Buy it outright, not incrementally, and payback stretches to 36.7 years; over 15 years the net position sits $3,494 ahead.
The other scenario: no gas furnace to begin with
Not every home in Baytown has gas service. Against electric-resistance heat — baseboard or an electric furnace, both 100% efficient but still just resistance — the case for switching gets stronger here. Switching saves about $476 a year here — a heat pump moving heat rather than generating it needs far less electricity than resistance coils — so the extra $5,500 spent up front comes back in about 11.6 years.
How Baytown compares nationally
Baytown lands at position 2946 out of 3206 cities on heating severity (coldest is 1), and 421 out of 3206 by population size (biggest is 1). That's the mildest third of cities covered, where utility rates carry more of the answer than climate does.
What to do with this number in Baytown
Baytown, Texas is home to about 86,004 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. Given the math above, Baytown is a place worth lining up quotes ahead of a breakdown, not waiting for one.
Ask a local HVAC contractor for a quote before committing either way.
More on how this number was built
Every constant behind this page — the 3.15 seasonal COP, the degree-day corrections, the equipment costs — is documented in the methodology guide. The $2,000 federal credit baked into Baytown's number is explained, with the before-and-after math, in the tax credit guide.