Generator enclosures often cost about $1,000. These expenses might make your generator cover more expensive than your generator itself. . Check each product page for other buying options. Manufactured on farms or in facilities that protect the rights and/or health of workers. Discover more. . Most home generators cost between $400 and $23,000+, depending on the type, size, and installation. Here's a quick cost snapshot: The total. . Quick answer: In 2025, a typical whole house generator installation costs $6,000–$30,000, driven by generator size (kW), brand, transfer switch, electrical upgrades, fuel line/permits, and local labor rates.
