Property Tax Due Sierra County Property Tax (1st half) is due on November 10. Delinquent date: December 10. Agenda Alerts Sign up for notifications; we'll email you when meeting agendas are posted. Code Red Receive “Code Red” emergency notifications via text to your mobile device. Announcements January 22 Public Hearing re: Right to Work Read More... Revisions to January 2019 Commission Meeting Read More... Offices Closed Noon-2pm December 18 Read More... Swearing-In Ceremony Read More... see all announcements Quick Links Assessor's Department Property Valuations, Parcel Maps, etc County Clerk Business Licenses, Public Lookup, Records Treasurer Tax Payments, Delinquent Property Sales Detention Facility Visitation Rules, Inmate Lookup Pay Property Tax Public Meetings < December 2018 > Su Mo Tu We Th Fr Sa 1 2 3 4Commissioners to Conference from 9:00 am to 5:00 pm 5Commissioners to Conference from 9:00 am to 5:00 pm 6Commissioners to Conference from 9:00 am to 5:00 pm 7 8 9 101st half Property Taxes Delinquent all day 11Swearing-In Ceremony at 3:30 pm 12Submit Agenda Items at 11:00 am 13 14 15 16 17 18County Commission Meeting at 10:00 amOffices Closed for Holiday Party from 12:00 pm to 2:00 pm 19 20 21 22 23 24Christmas Holiday all day 25Christmas Holiday all day 26Martin Luther King Jr. Holiday Observed all day 27 28 29 30 31 see all events Sierra County Budget Your tax dollars at work! From the County Manager’s Office. Comprehensive Plan Update View the complete 133-page plan as a PDF. Landfill Locations & Hours A collection center and 3 transfer sites are available.