Need a modular home in Gem County, ID? Gem County has about 21,857 residents (2024 estimate) and 1 incorporated cities and towns. Describe your project once: modular home builders who work in Gem County get back to you.
Building permits for modular homes in Gem County are issued by the city or the county.
Services available in Gem County
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Modular home
Factory-built modular home delivered and set on a site-built foundation, with finish work.
Frequently asked questions in Gem County
Do modular home builders cover the whole of Gem County?
Most pros work across the county and neighboring counties. Enter your ZIP code in the form and we match you with pros who serve your exact area.
Modular Homes in Idaho: all counties
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.