Welcome Franklin County Website

We welcome you to the website for Franklin County Missouri.  Franklin County is located in  eastern Missouri near St. Louis. The county is the fourth largest county in Missouri with an area of 923 square miles.  The county seat is Union.




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Official Website of Franklin County, Missouri
Franklin County Offices | 400 E Locust | Union, MO 63084 | M-F 8:00 AM - 4:30 PM
Some photos provided courtesy of Missouri Botanical Garden and Bias Winery.