Looking for a generator installer in Billings, MT? Describe your project once and up to three licensed generator installers who work in Billings and Yellowstone County get back to you with a quote. It's free and there is no obligation.
Billings is home to about 121,483 people (2024 Census Bureau estimate), a growing community (+3.7% since 2020). With 2,638 people per sq mi, it is a suburban area. Longer and more frequent outages from storms and grid stress have made standby generators a common upgrade.
Billings at a glance
- Population (Census Bureau estimate, 2024)
- 121,483 (+3.7% since 2020)
- Rank in Montana
- 1st of 126 cities and towns
- Land area
- 46 sq mi
- Population density
- 2,638 people per sq mi (suburban)
- Type
- City (Billings city)
- Main county
- Yellowstone County
What to check before hiring in Billings
- License and permit: in Montana, generators are connected by a licensed electrician under an electrical permit.
- Fuel: natural gas or propane lines are run by a licensed gas fitter or plumber.
- Placement: clearances from windows, doors and property lines are set by the manufacturer and local codes.
- Price drivers: generator size, transfer switch, fuel line length and the concrete pad.
Useful official resources
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Ready.gov: power outages
How to prepare for and stay safe during outages.
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NFPA
Publisher of the National Electrical Code.
Services available in Billings
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Standby generator installation
Supply and installation of a permanent standby generator with an automatic transfer switch, permit and fuel connection.
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Transfer switch or interlock for a portable generator
Safe connection of a portable generator to the home with a transfer switch or an interlock kit.
Get free quotes: Transfer switch or interlock for a portable generator
Frequently asked questions in Billings
How much does a standby generator cost in Billings, MT?
It depends on the size, the fuel and the installation. Describe your home: installers who serve Billings reply with a quote.
How long does installation take?
Often one to two days of work, after permits and equipment delivery.
Does a generator need maintenance?
Yes: regular exercise runs, oil changes and an annual service keep it ready.
Which licensed generator installers will contact me?
Up to three independent licensed generator installers who serve Billings and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.