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