Lyon information on the site is deemed reliable, but not guaranteed. Our Lyon stats, Lyon census, and Lyon information is aggregated from many different sources and may be dated. Currently, we have zero Lyon foreclosures of four thousand seven hundred fifty-eight Lyon, Iowa housing units housing units, of which four thousand four hundred twenty-eight are occupied, three thousand six hundred twenty-two are owner occupied, eight hundred six are rented, three hundred thirty are vacant, and one thousand four hundred eight have mortgages. has four thousand four hundred twenty-eight households, and eleven thousand seven hundred sixty-three citizens.