A Douglas County History Timeline t92011
Exploration
Era Menu
Precolumbian Era: 1 Billion BC - 1500 AD
Exploration: 1500 - 1854
Kansas Territory: 1858 - 1861
Douglas County Infancy: 1862 - 1874
Closing the Frontier: 1875 - 1881
Building Douglas County: 1882 - 1899
Agriculture and Ranching: 1900 - 1918
Boom and Bust: 1920 - 1939
Small Town USA: 1940 - 1959
Destruction and Recovery: 1960 - 1979
Growth and Prosperity: 1980 - 2000
 
Location Menu
All
Castle Rock
Franktown
Highlands Ranch and Lone Tree
Larkspur
Louviers
Mountains
Parker
Roxborough
Sedalia
Spring Valley, Cherry Valley & Greenland

In 1741, Pierre and Paul Mallet, two French explorers, investigated the Platte River. This lithograph is from a sketch by Samuel Seymour, who traveled with the Stephen Long Expedition in 1820.

Douglas County came into the United States as part of the Louisiana Purchase in 1803.

Francis Parkman had just graduated from Harvard when he came to Douglas County in 1846 and wrote about his adventures in the book The Oregon Trail. Photo courtesy Peter Landry at www.blupete.com.
www.bluepete.com
Douglas County Libraries