Jefferson County

Missouri

Kayaks inside a cave with a wooden dock.
Kayaks docked at a cave entrance with a wooden dock and a flagpole with an American flag.
A cave with kayaks and a canoe.
A red covered bridge with white railings, surrounded by leafless trees and a clear sky.
A blue kayak on calm river water with trees and rocky cliffs in the background.

Popular cities in Jefferson County

Festus
Known for Friendly people, Dining and Family-friendly
Come to quaint Festus and enjoy its natural setting, dining and sunsets.

Reasons to visit

  • Lake Trails
  • West City Park
  • Sunset Park
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Imperial
Known for Sunny, Flowers and Sunsets
Get away to Imperial! Enjoy the sunny weather, parks and museums.

Reasons to visit

  • Mastodon State Historic Site
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Hillsboro
Known for Natural parks and Monuments
Hillsboro awaits: its parks, monuments and more!

Reasons to visit

  • Lake Trails
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De Soto
Known for Family-friendly and Dining
Get away to De Soto! Enjoy the local cuisine and more.
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Pevely
Known for Friendly people, Family-friendly and Dining
Trendy Pevely is calling! Discover its dining, opera, theme park and more.
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House Springs
Explore attractions like Sweetwater Lake and Black Madonna Shrine as you discover things to see and do in House Springs.
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Stay near popular Jefferson County attractions

A forest path surrounded by dense green foliage.
Photo by Christina Lean
Open Photo by Christina Lean

Mastodon State Historic Site

9.4/10 (9 reviews)
Explore the great outdoors at Mastodon State Historic Site, a lovely green space in Imperial. Attend a sporting event in this family-friendly area.
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