Backup Generator Installation Cost in the NeighborPrices database

Backup generator installation costs typically range from $4,000 to $19,000, with most homeowners paying around $13,700. Half of all installations fall between $9,125 and $15,250, which can help you budget for this project. These figures are based on 12 recent installations in your area.

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Price distribution

Median $13,700.00 · typical $9,125.00–$15,250.00

$13,700.00

$4,000.00

$19,000.00

Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.

Most jobs land between $4,275.00 and $17,900.00 (5th–95th percentile). Ignoring 1 outlier below and 1 above.

Based on reports from Apr 2026 (first entries this month).

Data freshness: 12 reports in the last 90 days. Help keep this current →

Data last updated Apr 8, 2026.

Latest reports

The underlying prices behind this page.

12 total reports

$13,400.00

Houston, TX · 6 days ago

Just had a Generac 24kW backup generator installed this week in Houston for including installation, pre-made slab, gas line, and wiring in conduit along the house.

$19,000.00

New Orleans, LA · 6 days ago

Got a whole house generator installed for a little over $19k. Previous quotes were around the same amount.

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Memphis, TN · 6 days ago

"Installed a 20kw Cummins whole house generator for $14k with Conway in 2021."

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