Early voting is available in every county of the State of Minnesota.
As an example, Ramsey County has eleven locations where you can already vote Monday through Saturday and the Ramsey County Office (90 West Plato) is even open on Sunday.
Hennepin County has around 40 locations where you can do in person Absentee (early) voting.
You can find the early voting locations for every county here, and to check the hours early voting is available, check here. Each county listing gives a phone number and an email address for an elections coordinator that can give the polling times at any location.
IATSE Local 13
312 Central Ave SE # 398
Minneapolis, MN 55414