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Generator Installation in Houston, TX

Compare 4 local generator installation pros. Typical service: $9370–$14992.

Top Generator Installation Companies in Houston

  1. 1.A&A Gen Pro, Inc.

    4.7★ (494 reviews)

    4.7★ from 494 reviews

    +17134971665Website

  2. 2.Safe Haven Power

    5.0★ (79 reviews)

    5.0★ from 79 reviews

    +12819416785Website

  3. 3.Never Without Power Generators LLC

    4.7★ (89 reviews)

    4.7★ from 89 reviews

    +18326337769Website

  4. 4.MiCo Environmental Solutions L.L.C.

    4.8★ (14 reviews)

    4.8★ from 14 reviews

    +12819162525Website

Generator Installation Cost in Houston

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Houston
Whole-house standby generator, installed$9,370–$14,992/job
Small standby generator (10-14 kW)$6,559–$9,370/job
Large standby generator (26 kW+)$14,055–$18,740/job

Generator Installation prices in Houston run about 6% below the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 4 companies serving Houston, rated 4.8★ on average across 676 customer reviews.

Houston Climate & Seasonal Timing

What Houston's weather means for scheduling generator installation.

Last spring frost
February 3
First fall frost
December 20
Annual precipitation
50.63"
Heating degree days
1,237
Cooling degree days
3,322
MonthLowHighPrecip
Jan44.4°62.5°4.02"
Feb47.8°65.9°3.3"
Mar54.1°72.9°3.12"
Apr61.3°79.4°3.28"
May69.5°85.9°4.24"
Jun75.3°91.3°7.45"
Jul77°93.1°4.55"
Aug77°93.4°2.83"
Sep72.1°90°4.17"
Oct63.1°82°5.39"
Nov54.2°72.6°4.3"
Dec46°64.6°3.98"

NOAA station data 7.09 miles from Houston.

Permits & Regulations in TX

Permit typically required

  • Electrical contracting is licensed by the Texas Department of Licensing and Regulation
  • TDLR licenses electrical contractors and master, journeyman and residential wireman electricians statewide
  • Permits and inspections are issued by the city

License required: TDLR electrical contractor license

Sources: www.tdlr.texas.gov

Generator Installation FAQs for Houston

How much does a whole-house generator cost in Houston?

A whole-house standby generator in Houston typically runs $9370-$14992 installed, including the transfer switch, pad and gas hookup.

How many generator installers serve Houston?

We track 4 generator installation companies serving Houston.

Is generator installation in Houston more expensive than average?

Electrician labor in Houston runs about -6.3% versus the national average.

Do I need a permit for a generator in Houston, TX?

In TX, Electrical contracting is licensed by the Texas Department of Licensing and Regulation. Standby generators in Houston need an electrical permit and, for gas units, a gas permit.

What size generator does a Houston home need?

It depends on what must run in an outage; with summer highs near 93F, keeping central air on in Houston pushes most homes toward 18-24 kW.

Do generators work in Houston winters?

Standby units are built for it; with winter lows around 44F in Houston, ask about a cold-weather kit for the battery and oil.

How many quotes should I get for a generator in Houston?

Three; with 4 installers serving Houston, compare the kW size, transfer switch type and maintenance plan.

How long does generator installation take in Houston?

Installation is usually one or two days, but permits and equipment lead times in Houston can stretch the whole project to several weeks.