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Search the Archives Assessed Valuations: Select an Item All Archive Items Most Recent Archive Item 2025 Jefferson County Assessed Valuation (PDF) 2024 Jefferson County Assessed Valuation (PDF) 2023 Jefferson County Assessed Valuation (PDF) 2022 Jefferson County Assessed Valuations (PDF) 2021 Jefferson County Assessed Valuations (PDF) 2020 Jefferson County Assessed Valuations (PDF) 2019 Jefferson County Assessed Valuations (PDF) 2018 Jefferson County Assessed Valuations (PDF) 2017 Jefferson County Assessed Valuations (PDF) 2016 Jefferson County Assessed Valuations (PDF) 2015 Jefferson County Assessed Valuations (PDF) 2014 Jefferson County Assessed Valuations (PDF) 2013 Jefferson County Assessed Valuations (PDF) 2012 Jefferson County Assessed Valuations (PDF) 2011 Jefferson County Assessed Valuations (PDF)   Auditor Budget Reports: Select an Item All Archive Items Most Recent Archive Item 2026 Revised Proposed Budget (PDF) 2025 Final Approved Budget (PDF) 2024 Final Approved Budget (PDF) 2023 Final Approved Budget (PDF) 2022 Final Approved Budget (PDF) 2021 Final Approved Budget (PDF) 2020 Final Approved Budget (PDF) 2018 Final Approved Budget (PDF) 2017 Final Approved Budget (PDF) 2016 Final Approved Budget (PDF) 2015 Final Approved Budget (PDF) 2014 Final Approved Budget (PDF) 2013 Final Approved Budget (PDF) 2012 Final Approved Budget (PDF) 2011 Final Approved Budget (PDF)   Auditor Financial Statements: Select an Item All Archive Items Most Recent Archive Item 2024 Jefferson County Audit Report (PDF) 2023 Jefferson County Audit Report (PDF) 2022 Jefferson County Audit Report (PDF) 2022 Jefferson County Single Audit Report (PDF) 2021 Jefferson County Audit Report (PDF) 2021 Jefferson County Single Audit Report (PDF) 2020 Jefferson County Audit Report (PDF) 2019 Jefferson County Audit Report (PDF) 2017 Jefferson County Audit Report (PDF) 2016 Jefferson County Audit Report (PDF) 2015 Jefferson County Audit Report (PDF) 2014 Jefferson County Audit Report (PDF) 2013 Jefferson County Audit Report (PDF) 2012 Jefferson County Audit Report (PDF) 2011 Jefferson County Audit Report (PDF)   Board of Equalization Minutes Prior to 2020: Select an Item All Archive Items Most Recent Archive Item Board of Equalization Meeting Minutes December 14, 2005 (PDF) Board of Equalization Meeting Minutes November 21, 2005 (PDF) Board of Equalization Meeting Minutes October 12, 2005 (PDF) Board of Equalization Meeting Minutes September 14, 2005 (PDF) Board of Equalization Meeting Minutes August 17, 2005 (PDF) Board of Equalization Meeting Minutes December 20, 2004 (PDF) Board of Equalization Meeting Minutes November 22, 2004 (PDF) Board of Equalization Meeting Minutes October 20, 2004 (PDF) Board of Equalization Meeting Minutes September 22, 2004 (PDF) Board of Equalization Meeting Minutes August 25, 2004 (PDF) Board of Equalization Meeting Minutes July 28, 2004 (PDF) Board of Equalization Meeting Minutes July 23, 2004 (PDF) Board of Equalization Meeting Minutes July 19, 2004 (PDF) Board of Equalization Meeting Minutes July 14, 2004 (PDF) Board of Equalization Meeting Minutes June 23, 2004 (PDF)   Code Official Technical Bulletins: Archive Contains No Items   Equal Opportunity Employer Reports: Select an Item All Archive Items Most Recent Archive Item 2018 Equal Opportunity Employer Report (PDF)   General Press Releases: Select an Item All Archive Items Most Recent Archive Item 2.6.2025 Master Plan Open Houses Planned for March 5 and 6 (PDF) 1.17.2025 Jefferson County Council Elect New Chair and Vice Chair (PDF) 11.6.2024 Notice of Stormwater Code Change (PDF) 10.18.2024 Public Notice: FY2024 Local JAG Solicitation (PDF) 7.9.2024 Jefferson County is Now a Purple Heart County (PDF) 12.28.2023 2024 Personal Property Assessment List (PDF) 11.15.2023 Jefferson County, MO Receives EWGCOG Exemplary Accomplishment Award (PDF) 7.13.2023 Co Executive Gannon Appoints Mitchell Bair as New Director of Co Services and Code (PDF) 5.10.2023 County Executive Gannon Appoints Tracey Perry as Public Administrator (PDF) 4.25.2023 County Executive Gannon Appoints Jalesia F.M. Kuenzel as County Counselor (PDF) 4.10.2023 County Executive Gannon Accepting Applications for Public Administrator Position (PDF) 9.15.2022 Jefferson County Kicks-Off Master Plan Process (PDF) 6.3.2022 Missouri Highways and Transportation Commission Approves I-55 Corridor Project (PDF) 5.2.2022 Co Executive Gannon Serving as Chair of East-West Gateway Council of Governments (PDF)   Municipal Separate Storm Sewer System (MS4) Biannual Reports : Select an Item All Archive Items Most Recent Archive Item January 2017 to December 2018 Biannual Report (PDF)   Newsletters: Select an Item All Archive Items Most Recent Archive Item Issue 11 Jan - Mar 2026 Jefferson County, Missouri Newsletter (PDF) Issue 10 Oct - Dec 2025 Jefferson County, Missouri Newsletter (PDF) Issue 9 July - Sept 2025 Jefferson County, Missouri Newsletter (PDF) Issue 8 Apr - Jun 2025 Jefferson County, Missouri Newsletter (PDF) Issue 7 Jan - Mar 2025 Jefferson County, Missouri Newsletter (PDF) Issue 6 Oct - Dec 2024 Jefferson County, Missouri Newsletter (PDF) Issue 5 Jul - Sept. 2024 Jefferson County, Missouri Newsletter (PDF) Issue 4 Apr - Jun 2024 Jefferson County, Missouri Newsletter (PDF) Issue 3 Jan - Mar 2024 Jefferson County, Missouri Newsletter (PDF) Issue 2 Oct - Dec 2023 Jefferson County, Missouri Newsletter (PDF) Issue 1 July - Sept 2023 Jefferson County, Missouri Newsletter (PDF)   Public Works Press Releases: Select an Item All Archive Items Most Recent Archive Item 1.23.2026 Old Lemay Ferry Road Safety Phases 3 & 4 Project Restart 1.8.2026 Old Lemay Ferry Safety Phase 5 12.22.2025 Boyce Lane Low Water Bridge Replacement (PDF) 8.06.2025 Old Lemay Ferry Road - Kneff to Regency Woods (PDF) 7.29.2025 Gravois - Northwest Improvement Project (PDF) 7.15.2025 Commerce Drive - Bridge Replacement (PDF) 7.9.2025 Contracted Pavement Surface Preservation for 2025 (PDF) 5.16.2025 Old Lemay Ferry Rd Safety Phases 3 & 4 (South) (PDF) 5.15.2025 Closing Old Lemay Ferry Road for Safety Improvements (PDF) 5.7.2025 2025 County Road Striping Program (PDF) 5.7.2025 Old Highway M Safety Improvements (PDF) 5.2.2025 Commerce Drive Bridge Replacement (PDF) 5.2.2025 Road Closure Along Romaine Creek Road (PDF) 5.1.2025 Supporting Traffic Studies for John McKeever at Byrnesville Road Intersection (PDF) 4.29.2025 Hunning Road Safety Improvements (PDF)   Tax Levies: Select an Item All Archive Items Most Recent Archive Item 2025 Jefferson County Tax Rates (PDF) 2024 Jefferson County Tax Rates (PDF) 2023 Jefferson County Tax Rates (PDF) 2022 Jefferson County Tax Rates (PDF) 2021 Jefferson County Tax Rates (PDF) 2020 Jefferson County Tax Rates (PDF) 2019 Jefferson County Tax Rates (PDF) 2018 Jefferson County Tax Rates (PDF) 2017 Jefferson County Tax Rates (PDF) 2016 Jefferson County Tax Rates (PDF) 2015 Jefferson County Tax Rates (PDF) 2014 Jefferson County Tax Rates (PDF) 2013 Jefferson County Tax Rates (PDF) 2012 Jefferson County Tax Rates (PDF) 2011 Jefferson County Tax Rates (PDF)     Search The Archive If you cannot locate the information you are looking for in the recent archives, you may use the form below to search the archives. Keywords: Archive: Select Archive Assessed Valuations Auditor Budget Reports Auditor Financial Statements Board of Equalization Minutes Prior to 2020 Code Official Technical Bulletins Equal Opportunity Employer Reports General Press Releases Municipal Separate Storm Sewer System (MS4) Biannual Reports Newsletters Public Works Press Releases Tax Levies Time Period: Select Time Period Within Last Week Within Last Month Within Last 6 Months Within Last Year Date Range:    Start:     End:      [mm/dd/yyyy] Search

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