@Reed Greenfield Try this link from the Wayne County website. You can enter the address and it will give you the parcel number for all of Wayne County.
Oakland County has a nice online database you can access at Oakgov.com. Wayne County seems to push that function to the city level. So, if you can find the right city web site, you can then look it up. Other counties my do it differently.
@Reed Greenfield Try this link from the Wayne County website. You can enter the address and it will give you the parcel number for all of Wayne County.