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    Golden, CO 80401

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  • Chronological History of Jeffco – the 1870s


    February 10, 1870

    Colorado School of Mines established at Golden. 

    September 12, 1870

    Martin Leyden and fellow miners Patrick Stanton and Patrick Kelly die when Leyden Creek Coal Mine fills with deadly firedamp gas. 

    September 24, 1870

    The Colorado Central Railroad line completed. First train arrives in Jefferson County, at Golden City, from Denver. 

    December 1, 1870

    First town plat of Arvada filed. Originally, the settlement was known as Ralston Point. 

    January 3, 1871

    Town of Golden City incorporated.  "City" was dropped from the town's title Jan. 22, 1872.

    September 19, 1872

    Matthews Hall divinity school opens. 

    October 1872

    Town of Morrison established; town plat filed November 28, 1874. 

    December 23, 1872

    The narrow gauge section of the Colorado Central Railroad, linking Denver and Golden with Central City through Clear Creek Canyon completed, is first railroad into the Colorado mountains. 


    Last documented encampment of Ute tribe, led by Chief Colorow, in Jefferson County. 
    Colorado School of Mines Geology Museum established as Jarvis Hall Museum by Arthur Lakes. 

    October 6, 1873

    Golden Cemetery established by the town of Golden as a municipal cemetery. Listed on the National Register of Historic Places in 2012. 

    November 24, 1873

    Coors Brewing Company founded in Golden by Adolph Coors Sr. and Jacob Schueler. Coors bought out his partner on May 4, 1880. 

    August 1, 1876

    Colorado becomes 38th state. 


    Rev. Arthur Lakes discovers dinosaur fossils in the Morrison Formation along the Dakota Hogback near the town of Morrison in Jefferson County; this was the first major, and one of the most important, dinosaur discoveries in North America. 

    June 23, 1877

    Cornerstone laid for the original Jefferson County Courthouse at 1501 Washington Ave.  Finished in 1878, demolished in 1963.

    September 1, 1879

    First Jefferson County telephone service started by Golden Telephone & Dispatch Company. 

    October 24, 1879

    Golden Opera House, Jefferson County’s first theatrical venue, opens.