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