Gem information on the site is deemed reliable, but not guaranteed. Our Gem stats, Gem census, and Gem information is aggregated from many different sources and may be dated. Currently, we have eleven Gem foreclosures of five thousand eight hundred eighty-eight Gem, Idaho housing units housing units, of which five thousand five hundred thirty-nine are occupied, four thousand four hundred nineteen are owner occupied, one thousand one hundred twenty are rented, three hundred forty-nine are vacant, and two thousand seventy-six have mortgages. has five thousand five hundred thirty-nine households, and fifteen thousand one hundred eighty-one citizens.