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