Colorado
A U.S. state with dual state and federal criminal jurisdiction, frequently referenced in true crime cases as the geographic location where offenses occurred, were investigated, or prosecuted.

Definition
Colorado is a state within the United States that serves as a jurisdictional designation in both state and federal criminal law contexts. In legal terminology, "Colorado" identifies the State of Colorado and its territorial boundaries for purposes of venue, jurisdiction, and prosecution of criminal offenses.
Under Colorado state law, criminal jurisdiction is governed by the Colorado Revised Statutes, Title 18 (Criminal Code), which defines "offense" and "crime" as violations of state statutes for which fines or imprisonment may be imposed. Colorado has abolished common-law crimes, meaning that conduct is only criminal if specifically prohibited by statute. State-level prosecutions are handled by district attorneys within Colorado's judicial districts.
Federal criminal jurisdiction in Colorado is exercised through the U.S. District Court for the District of Colorado. The U.S. Department of Justice's Criminal Division for the District of Colorado prosecutes violations of federal criminal law that occur within the state's geographic boundaries. This parallel system means that certain conduct may be prosecutable under either state law, federal law, or both, depending on the nature of the offense and the interests affected.
In true crime literature and reporting, "Colorado" typically functions as a geographic identifier rather than a distinct legal category. It specifies where a crime was committed, where an investigation took place, or where criminal proceedings were conducted. The state has been the location of numerous high-profile criminal cases that have shaped American true crime discourse, making geographic references to Colorado significant for understanding case jurisdiction and procedural context.
Related entries
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The JonBenét Ramsey Case — Unsolved Child Homicide
Six-year-old JonBenét Ramsey was found murdered in her family's Boulder home on December 26, 1996. Despite extensive investigation, no one has been convicted.
The Gerald Foos Case — The Voyeur of Manor House Motel
The Gerald Foos case is a US voyeurism scandal in which the owner of the Manor House Motel in Aurora, Colorado, secretly observed guests through ceiling vents for decades.
The Watts Family Murders — Colorado Family Annihilation Case
The Watts family murders are a 2018 Colorado family annihilation case in which Christopher Watts killed his pregnant wife Shanann and their two young daughters in Frederick, Colorado.
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Going West: True Crime — The Journalist Who Vanished
Going West: True Crime is a true crime podcast covering missing-persons cases across the American West, including the 1988 disappearance of Chicago journalist Keith Reinhard in a small Colorado mining town.

Betrayal: Dirty Secrets
Betrayal: Dirty Secrets is a Hulu docuseries about Joel Kern, a Colorado Springs police officer who concealed secret affairs and abused his authority, shattering his marriage.

American Murder: The Family Next Door
American Murder: The Family Next Door is a Netflix documentary film about Chris Watts, who murdered his pregnant wife Shanann and their two daughters in Colorado in 2018.

Voyeur
Voyeur is a 2017 Netflix documentary film about Gerald Foos, a Colorado motel owner who claimed to have secretly watched guests for decades and the journalist who believed him.

The Rocky Mountain Mortician Murder
HBO Max docuseries covering the 2012 murder of 76-year-old Colorado mortician Byron Griffy, found shot on his remote Fowler ranch, and the shocking plea deal that followed.

Homicide Hunter: Lt. Joe Kenda
Homicide Hunter: Lt. Joe Kenda is a documentary series on Investigation Discovery recounting 356 of the 387 murder cases solved by Lt. Joe Kenda of the Colorado Springs PD.

The JonBenét Ramsey Case — Unsolved Child Homicide
Six-year-old JonBenét Ramsey was found murdered in her family's Boulder home on December 26, 1996. Despite extensive investigation, no one has been convicted.

The Gerald Foos Case — The Voyeur of Manor House Motel
The Gerald Foos case is a US voyeurism scandal in which the owner of the Manor House Motel in Aurora, Colorado, secretly observed guests through ceiling vents for decades.

The Watts Family Murders — Colorado Family Annihilation Case
The Watts family murders are a 2018 Colorado family annihilation case in which Christopher Watts killed his pregnant wife Shanann and their two young daughters in Frederick, Colorado.

The Byron Griffy Murder — Colorado Mortician Killing
The Byron Griffy murder is a Colorado homicide case in which an elderly Florence mortician was killed under suspicious circumstances, with Charles Giebler and Anthony Wright identified as central figures.

Return to Nature Funeral Home — Colorado corpse abuse case
The Return to Nature Funeral Home case is a Colorado corpse-abuse scandal in which owners Jon and Carie Hallford stored about 190 decomposing bodies and gave families fake ashes.

Scott Kimball — The Serial Killer from Colorado
Scott Kimball presented himself as a successful businessman and family man, but behind the facade lurked a serial killer who murdered at least four people in and around Colorado between 2000 and 2004 — including his own stepfather and niece. Kimball operated as a registered FBI informant during part of the killing spree, a status he allegedly exploited to deflect suspicion. In 2010 he pleaded guilty to all four murders and was sentenced to 70 years in prison.