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