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