Independent and unbiased 2026 pricing data
HouseProjectCalc

Boulder, CO

Whole-House Generator Cost in Boulder

Estimated whole-house generator cost in Boulder

$5,900–$21,200

Roughly about 18% above the national average.

High demand and strict codes raise costs well above average.

Estimate your cost

Based on Boulder, CO pricing.

Estimated cost range

$5,900–$21,200

BudgetTypicalPremium

An estimate for planning, not a quote. Get written quotes from local pros below.

Estimate, not a quote. Local prices vary by contractor and project. These are 2026 estimates for Boulder, CO. Get written quotes from licensed Boulder contractors before you budget.

Free, no obligation

Get matched with local whole-house generator (boulder) pros

Tell us about your project and we will help you get free quotes from vetted contractors in your area.

By clicking the button below, I agree that HouseProjectCalc and up to four home-improvement providers matched to my project may contact me at the phone number and email I provided, including by automated telephone dialing system, prerecorded voice, text message, and email, about my project, even if my number is on a Do Not Call list. Consent is not a condition of any purchase. Message and data rates may apply. I have read and agree to the Privacy Policy and Terms of Use.

Secure form. We only share your details with pros you ask to be matched with. See our Privacy Policy.

What to know about whole-house generator in Boulder

Interior project costs in Boulder track the local labor market more than the weather, so the regional pricing above is the main driver here.

What affects whole-house generator cost in Boulder

Beyond the local market, the same factors that drive whole-house generator cost everywhere apply in Boulder:

  • Generator size in kilowatts.
  • Fuel type and gas line work.
  • Automatic transfer switch.
  • Distance from the gas meter and electrical panel.

Whole-House Generator cost by generator size in Boulder

These figures are adjusted for Boulder pricing (about 1.18x the national average), so they reflect what local homeowners actually pay.

Estimated whole-house generator cost by generator size in Boulder (2026)
Generator size Typical cost in Boulder Notes
Small (10 to 12 kW) $4,150 to $14,900 installed
Medium (16 to 20 kW) $5,900 to $21,200 The baseline.
Large (22 to 26 kW) $7,650 to $27,600 installed
Whole-home (26 kW+) $9,450 to $34,000 installed

Frequently asked questions

How much does whole-house generator cost in Boulder?

In Boulder, CO, whole-house generator typically costs $5,900 to $21,200 in 2026 for a standard project, about 18% above the national average. Your exact price depends on size, materials, and scope.

Why does whole-house generator cost more or less in Boulder?

High demand and strict codes raise costs well above average. Labor rates, permit costs, and local demand are the main reasons Boulder prices differ from the national average.

Do I need a permit for whole-house generator in Boulder?

Most whole-house generator projects require a permit. Requirements vary by city and Colorado jurisdiction, so confirm with your local building department. A licensed contractor usually pulls the permit for you.

When is the best time of year for whole-house generator in Boulder?

In Boulder, exterior work is easiest from late spring through early fall. Winter weather can delay roofing, siding, concrete, and foundation jobs, and some crews book up fast once the weather breaks.

Is whole-house generator cheaper outside Boulder?

Sometimes. Boulder runs about 18% above the national average. Nearby smaller towns with lower labor costs can come in cheaper, while denser urban areas often cost more. Always compare quotes from contractors who serve your specific area.

Whole-House Generator cost in other cities

See the national Whole-House Generator cost guide