At a later point the site was re-platted as St. Vrain, Missouri, but both developments were fated to become ghost towns by 1870, and it is not known how many inhabitants either community had.

The current conservation area was formed in 1997 as a result of the land condemnations that followed the Great Flood of 1993.

From this exit it is 2.8-mile (4.5 km) north on Columbia Bottom Road to the entrance to the conservation area.

[1] While the Columbia Bottom Conservation Area was originally planned as a place for sportspeople to carry out the taking of game animals such as the whitetail deer and Canada goose, the area has proved to be a popular place for wetland birdwatching.

For example, as of 2011 the Audubon Society of Missouri operated field trips to the area, with special attention to significant populations of the snowy egret.