Jefferson County Fairs & Festivals
10 events in Jefferson County, Missouri for 2026.
Towns in Jefferson County
4.6(160)In 9 daysCraftArtisan
High Ridge Midsummer Flea Market
You may find a wide variety of unique antiques, vintage, collectibles, crafts, flea market items and so much more.
Sat, Aug 8High Ridge
4.5(2399)Food FestivalMusic
Kimmswick Midsummer Food Truck Fridays
A food festival in Kimmswick.
Fri, Aug 21Kimmswick
4.8(138)CraftArtisan
Arnold Summer Craft and Vendor Show
A craft fair in Arnold.
Sat–Sun, Aug 29–30Arnold
5(4)CraftArtisan
High Ridge Fall Flea Market
You may find a wide variety of unique antiques, vintage, collectibles, crafts, flea market items and so much more.
Sat, Sep 12High Ridge
Food FestivalMusic
Kimmswick Food Truck Fridays
It will feature delicious food, fun, games, and great music.
Fri, Sep 18Kimmswick
4.7(70)CraftArtisan
High Ridge Last Flea Market
You may find a wide variety of unique antiques, vintage, collectibles, crafts, flea market items and so much more.
Sat, Oct 10High Ridge
4.5(2399)Food FestivalMusic
Kimmswick Fall Food Truck Fridays
A food festival in Kimmswick.
Fri, Oct 16Kimmswick
4.6(92)Food FestivalMusicSeasonal
Kimmswick Holiday Food Truck Fridays
A food festival in Kimmswick.
Fri, Nov 20Kimmswick
4.6(92)Food FestivalMusicSeasonal
Kimmswick Christmas Food Truck Fridays
It will feature delicious food, fun, games, and great music.
Fri, Dec 18Kimmswick
4.8(138)CraftSeasonalFamily
Arnold Winter Craft and Vendor Show
A craft fair in Arnold.
Sat–Sun, Dec 19–20Arnold