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Hand-written, alphabetical listing of persons enumerated in Jefferson County during the first census of the State of Colorado in 1885. Each entry indicates name, race, gender, age, marital status and birthplace of every person living in a household at the time.

Scope and Contents Reports of automobile accident statistics prepared by George E. Saunders, Colorado Secretary of State and Chairman of the Colorado Safety Council, filed with the Jefferson County Clerk and Recorder's office. Reports list number of fatal accidents with number killed; number of injury accidents with number of persons injured; number of property damage only accidents; and total number of accidents. One report of January 1938 is for Jefferson County only. There are monthly reports for the entire...

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Police reports, interviews and witness statements of victims, students, teachers and others, and set of 23 CD/DVDs containing digitized copies of all investigative files, documents, recordings, images and drawings released to the public in connection with the investigation of the shootings at Columbine High School in Littleton, Colorado, on April 20, 1999.

Scope and Contents Photographs documenting the effort to preserve the flowers, stuffed animals and other materials sent or taken to the memorial site in Clement Park, Littleton, Colorado, dedicated to the victims of the Columbine High School Shootings that took place on April 20, 1999. The color photo prints of the Clement Park Memorial were taken April 29, 1999 by a member of the Jefferson County Historical Commission. The black and white prints and negatives of the Clement Park memorial Site, recovery...

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Publications produced by Jefferson County's Planning and Zoning department containing policy recommendations developed to serve as guides for land use and service decisions.

Scope and Contents Comprehensive Annual Financial Reports (CAFR) of Jefferson County, Colorado. Reports include all activities for which the Board of County Commissioners is accountable to the citizens of the County, financially or by state statute. All applicable funds, departments and offices are included as part of the "primary government" of the County, as are several legally separate entities having significant operational or financial relationships with the County.The CAFR contains three...

Scope and Contents Annual reports of Jefferson County's first Extension Agent K.A. McCaskill and later Louis G. Davis, and Home Demonstration Agent Jeanne Warner, regarding Cooperative Extension work in agriculture and home economics in Jefferson County, Colorado. Agent Davis' reports detail all activities and projects undertaken in the following areas: Rural Organization; Crops; Soils; Weed Control and Eradication; Horticulture; Pests: Forestry; Poultry; Dairying; Animal Husbandry; Veterinary Medicine;...

Scope and Contents Collection contains a variety of court papers: court filings; jury venires; orders for subpoenas and summons; bonds; affidavits; correspondence; agreements; fee bills; financial reports of the Clerk of Court and County Judges to the Board of County Commissioners; certificates of physicians to practice medicine in Jefferson County; and miscellaneous documents relating to right of way for irrigation ditch companies Ralston and Platte River Ditch Co., Ira D. Clark and Co., Last Chance Ditch Co....

Scope and Contents This collection contains the original field survey book of Jefferson County, Colorado Surveyor Edward L. Berthoud, dated 1875-1877. The book of handwritten and hand-drawn field surveys is labeled "Private, Surveys of Roads, Mining Claims and Land, 1875-1877" and contains surveys of county roads, mineral/mining claims, railroad rights-of-way and boundaries. Collection includes a photocopy and transcription of the original book. The field notes of Jefferson County Surveyor Irving...

Scope and Contents Large, post-bound volume containing copies of recorded plats for the various sections and blocks of Crown Hill Cemetery located in Wheat Ridge, Colorado. Includes the original 1908 plat listing Verner Davis as landscape artist and J.C. McAdams as engineer. The Crown Hill Cemetery Association was formed in 1907 by George W. Olinger and five other Denver entrepreneurs. Their plan was to convert the land just west of Wadsworth Ave. into one of the finest cemeteries in the Denver area. They...

Abstract From the introduction: While evidence suggests that a large percentage of Pikes Peakers in 1859 were not interested in self government, others felt otherwise. The historiography of the Jefferson Territorial government, 1859-1862, is characterized by the commitment of a few politicians, such as Robert Williamson Steele, Seymour Waggoner and William Larimer. These men were representative of the minority of Pikes Peak imigrants who sought independence from Kansas in order to encourage local...

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Denver Municpal Water Works plat maps showing locations of water mains, open and closed valves, fire hydrants, rights-of-way, and boundaries in unincorporated Jefferson County parcels.

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DICTA, the monthly journal of the Denver Bar Association, the Colorado Bar Association, and the University of Denver, College of Law, containing articles on foreclosure matters and used for reference by the Office of the Public Trustee.

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A docket is the official summary of proceedings in a court of law. These docket books list cases heard in the 1st Judicial District Court in Jefferson County, Colorado. They contain a brief summary of the court proceedings in criminal and civil cases with entries listing case number, date, names of parties, names of attorneys, cause of action and order of the court.

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Ditch Companies Photograph Album contains black and white photographs of ditches, laterals, flumes, etc. and their descriptions for water sources throughout Jefferson County, Colorado.

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Plats, maps and statements of claim to water rights for ditches, reservoirs and water supply sources recorded in Jefferson County.

Content Description Collection contains draft articles and research material prepared for Jefferson County, Colorado's Outdoor Education Lab, by Doris B. Osterwald, Specialist in Residence, Jefferson County Outdoor Education Lab. The first draft is titled "Teacher's Guide for the Short Geology Trail, Jefferson County Outdoor Education School," written in 1979 to explain geologic features found along the school's short geology trail. The second draft, "Front Range and Windy Peak Geology," was intended as...

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Time capsule is an antique wooden ballot box with notes written to future voters by women from the Jefferson County League of Women Voters inside its glass cylinder. The time capsule is meant to be opened in a ceremony in August of 2120 which would be the 200th anniversary of the ratification of the 19th amendment, giving women the right to vote.

A video of the event is stored in SharePoint and also in the digital preservation system Preservica.

Scope and Contents Estrays are valuable, tame animals (cattle or horses) found running at large or outside the limits of their usual range or pasture. Estray notices are filed when an animal is either lost or found wandering and presumed escaped from its owner. The animal is examined for a brand and its owner notified. If no owner is found in the brand records, the notice is posted, allowing the owner time to reclaim the animal. If not claimed, the animal is sold. This collection contains notices of animals...

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Architectural drawings for construction and remodeling projects in Jefferson County's second courthouse and the Treasurer and Assessor buildings on Arapahoe Street in Golden, Colorado.

Abstract Records documenting the annual Festival of the West celebration. The Festival of the West began as a project of the Jefferson County Historical Commission for the Centennial-Bicentennial celebration of July 3-4, 1976. It was ranked among the top 20 national bicentennial events. The event was so popular that the Board of County Commissioners asked the Historical Commission to continue it and it grew into one of the biggest 4th of July festivals in the Denver metropolitan area. Held at the...

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Collection contains Board of County Commissioners' resolutions granting franchises and rights-of-way to petitioners wanting to construct, operate and maintain single or double track passenger railways in Jefferson County during the 1880s and 1890s. Franchises were granted to cross county roads. In some cases bonds and/or petitions signed by property owners and residents along the proposed lines accompany the resolutions.

Content Description

Collection contains the first graduation program from the Jessie Benton Fremont School in Arvada, dated June 2, 1893; five class photos dated circa 1920 to 1938; and the Fremont Literary Society minute book, dated 1899 to 1907. (The literary society minute book is missing several pages.)

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Working papers of George W. Parfet, Jr. regarding issues before the Jefferson County Board of County Commisioners.

Scope and Contents Small book containing meeting minutes of the Golden City and Arapahoe Ditch Company (later the Farmers' High Line Canal) from April 10, 1876 to September 15, 1879, recorded by Secretary A.L. Hyatt. Meetings were held at the brick school house at Ralston Creek. Book also contains the by-laws of the company and some accounting notes. In addition, the book seems to have served as an account book of Mary J. Hyatt, who owned a considerable amount of property, with lists of properties for sale;...

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Collection of miscellaneous historical maps including county planning maps, highway and transportation maps showing traffic-congested areas in Denver, range maps, township maps, zoning maps, U.S.G.S. maps and others. There are photocopies of many in addition to the original. See collection organization list for individual map titles.

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Collection contains petition for organization; meeting minutes of the Board of County Commissioners regarding organization; election notices and results; bonds and oaths of directors; petitions for land exclusion; and dissolution papers.

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Index by name of grantors and grantees for recorded real estate documents.

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Photographs taken at Jefferson County Historical Commission's 2016 Hall of Fame Event. The Hall of Fame was held at Mt. Vernon Country Club October 20, 2016. Photographs by JCHC Member Leda Thaler.

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Articles of incorporation, paid full stock notifications, business updates, annual financial reports, and other legal filings for companies seeking to incorporate and conduct business within Jefferson County. Also includes some municipal incorporations.