How Much Do Whole Home Generators Cost?

Determining which whole home generator you need depends much on the overall cost to purchase and install it. Whole home generators can range in cost, typically the larger the generator, the higher the price. Keep reading to find out more details.

How much does the average whole house generator cost?

A decent whole-house generator may cost as much as $10,000, but you don’t need to pay that much to acquire one. Then then, if you have the money and are looking for the finest, a costly standby generator might be the right choice for you.

We estimate that the typical cost of a whole-house generator for a medium-sized home is $2500 – $10,000 upfront, plus $165 to $485 each year in maintenance and repair expenditures for a medium-sized house.

For a rough estimate, a standby generator that could power half of your home would start at around $2,500, while one that could power your entire home could cost upwards of $10,000 or more.

Is a whole home generator worth the money?

There is no doubt that installing a whole house generator is a costly undertaking, but the investment may be well worth it if you work from home often or for extended periods, have a lot of food stored in the freezer, or live in an area where heating and cooling are absolutely necessary. When properly maintained and fueled, generators may operate for weeks on end.

How much does it cost to install a whole house Generac generator?

Generac whole-house generators may cost between $12,000 and $15,000 to purchase and install. Home Depot and Lowe’s provide generator installation financing, however, the total amount you pay may rise due to interest.

How much does a Kohler Whole house generator cost?

If you go to Kohler Generators’ product website, you’ll see that a modest 8-kilowatt generator costs roughly $2,500, while a much bigger 38-kilowatt generator costs more than $14,000.

Related Questions and Answers

Do standby generators work even if there is an outage?

This video should give an answer:


While whole home generators can cost a pretty penny, buying the right one can mean your home has the power it needs to continue to be liveable during an emergency.

The “how much is a generator for a 2,000 sq ft house” is the cost of purchasing and installing a whole home generator. The average cost of a whole home generator can range from $2,000 to $10,000 depending on how many people are living in the house.

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Leon Ashcraft
About Leon Ashcraft

Leon Ashcraft is a Safety Instructor and consultant in Colorado with focus on OSHA, environmental health and safety, transportation safety, oil & gas, rescue operations and construction safety. Learn more about Leon here or connect with him on Twitter | LinkedIn | Medium