what is a reasonable price for a water heater
1 An electric water heater can cost $400-$3,000 or more for complete installation of a conventional storage-tank model and $1,800-$4,500 or more for a tankless model (including a 220V/240V outlet). 2  Electric water heaters typically cost less than gas units but are more expensive to operate.
1 Electric water heaters typically cost less than gas units but are more expensive to operate. 2  Solar water heaters cost $1,000-$5,000 or more, with installation usually included in the purchase price. 3  A central, whole-house, gas tankless water heater can cost $800-$3,000 or more, without installation.
1 With all needed parts and labor, hiring a plumber to install a traditional gas water heater costs $300-$3,500 or more, depending on capacity (with 40 or 50 gallons the most common sizes); length of warranty (typically 5-12 years); and the amount of repairs required to meet current building codes.