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