https://www.yolocounty.org/general-government/general-government-departments/county-administrator/2020-census
time. here is a helpful handout if someone knocks on your door. online anyone can take the census online. you will need either the code that is on the mailed notice, or your physical address. the online survey will be available in english, spanish, chinese, korean, vietnamese, russian, arabic, tagalog, polish...