40 gallon natural gas water heater home depot

A 40-gallon water heater effectively meets the needs of a home with two people, and it costs around $320 to $1,600. For homes with five people or more, you may need to consider a 75-gallon (average price of $900 to $3,000) or an 80-gallon (average price of $1,000 to $3,200) water heater.

1-2 people need a 30-gallon water heater. 2-3 people need a 40-gallon water heater. 3-4 people need a 40-50 gallon water heater. 5 or more people need a 50-80 gallon water heater.