The Sheridan Historical Society is an organization created by the City Council of the City of Sheridan in May of 1991. It was incorporated in the State of Colorado as a not for profit corporation.

The purpose of the Society as stated in the Articles of Incorporation is to solicit and encourage contributions to be devoted to the public use in the preservation of historic sites. Further to promote, solicit and encourage charitable, education, historic, artistic, musical and dramatic programs and events related to historic preservation.

The Articles of Incorporation also provide that the Society will seek and maintain tax exempt status according to Section 501(c)(3)of the Internal Revenue Code. And that contributions which may be given will be deductible under Section 170 of the Internal Revenue Code. The Society is currently recognized by the Internal Revenue Service as a 501(c)(3)organization.