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CoorsTek celebrates 100 years in Golden.
Basket handled 6th Avenue Bridge moved into place in Lakewood: the largest object ever moved within Jefferson County. Curving 17-span Indiana Bridge completed the same year at Golden, both part of West Corridor light rail project.
St. Anthony West Hospital, Jefferson County’s first major hospital built from scratch in a century, completed in Lakewood.
Jefferson County’s Sesquicentennial Gala held at Jefferson County Fairgrounds.
James Baugh House at 11361 W. 44th Ave. in Wheat Ridge listed on the National Register of Historic Places. One of the oldest log structures still standing in Colorado as of 2012.
Golden Cemetery listed on the National Register of Historic Places.
Lower North Fork Fire claims three lives, making it the first lethal wildfire in Jefferson County in 152 years. The fire spreads over 1400 acres burning 23 houses, a barn, and the historic 1887 Lamb School on Kuehster Road.
Burial of sesquicentennial time capsule in the Memorial Garden west of the Courts and Administration Building on the Jefferson County Government Center campus.
Colorow Council Tree (at least 400 yrs. old) and Rooney Ranch Picnic Site approved as County's newest landmarks. This designation marks the first natural feature to be named as a landmark.
Denver Mountain Parks celebrates its centennial (100 yrs.).
President Barack Obama visits Golden for a public event. He is the second sitting President known to visit Golden.
Colorado voters pass Amendment 64, legalizing marijuana for recreational use. The first retail marijuana businesses are licensed in January 2014.
Jefferson County Open Space celebrates its 40th anniversary.
Fruitdale School at 10801 W. 44th Ave. in Wheat Ridge added to the National Register of Historic Places. Designed by Temple Hoyne Buell in 1927.
West corridor light rail line (W Line) opens, linking Golden and parts of Jefferson County with 11 stations that connect to downtown Denver. New line follows the historic Denver, Lakewood & Golden line.
Staunton State Park opens to the public. Staunton Ranch buildings designated as National Rural Historic Landscape on December 4, 2012.
Baehrden Lodge in Pine Valley Ranch Park reopens to the public after restoration. Designed by J.J.B. Benedict in 1928.
Major floods hit the Front Range. In Jefferson County, Clear Creek, Bear Creek, and Coal Creek Canyon hardest hit.
Little White Schoolhouse in Conifer added to the National Register of Historic Places.
Colorado's first retail marijuana businesses are licensed. The operation of marijuana cultivation facilities, product facilities, and retail marijuana stores are prohibited in unincorporated Jefferson County.
Travis Edward Sandlin is first person to escape from the Jefferson County Detention Center. He escapes from the 6th floor of the North Tower and is on the run for 10 days, recaptured in Boulder County.
Ken-Caryl Ranch celebrates 100 years.
Colorado School of Mines named top engineering college in the United States by USA Today newspaper.
The Bradford-Perley Site in Ken Caryl Ranch vicinity listed on the National Register of Historic Places.
Tiny Town celebrates 100 years.
Red Rocks Park and Mount Morrison Civilian Conservation Corps (CCC) Camp designated National Historic Landmarks.
Church's Crossing Stage Stop Well designated a Jefferson County Landmark.
The 1886 District 17 Medlen School listed on the National Register of Historic Places.
Casa Bonita restaurant, in the JCRS Shopping Center on West Colfax, awarded Landmark status by the Lakewood Historical Society.
Jefferson County Sheriff K-9 Flash passes away from cancer after 9 year tenure with JCSO.
Golden's Frederick A. "Heinie" Foss, of Foss General Store, dies
Historic Horton House in Morrison severely damaged by fire.
Astor House in Golden closes to undergo a major, 2 year rehabilitation and preservation project.
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