Ancestry.com - Search Military Records

Ancestry.com has searchable indexes; database results and some digitized images are available with a fee-based subscription.

Civil War Battle Summaries by State - Colorado

Civil War Grand Army of the Republic

From the Denver Public Library.

Civil War Rosters - Colorado

List of links to web sites with rosters for each state.
[The original link is broken. This link points to an archived copy on the Wayback Machine]

Colorado Historical Records Index

A name index database that has been compiled from historical records in the State Archives' custody. Researchers may type in the name of their relative and hit the search button to see those entries that have been recorded. The information found will identify the type of record the name was found in (i.e. prison record), what county it is from and the date of the record. This index will be expanded monthly as new information is added to the database. Record types include: probate, court cases, naturalizations, pensions, birth, marriage, divorce, death, land and much more.

Colorado Veterans' Grave Registrations 1862 - 1949

Compiled by Gerald E. Sherard, 1997.

Colorado Volunteers in the Spanish American War (1898)

Denver Public Library: Western History Genealogy: Browse Collections - 10th Mountain Division Collection

Online searchable database of 32,213 records of men who served with the “Mountain Troops” from 1941-1945. Database provides regiment or battalion name of the veteran. The 10th Mountain Division, a full division of the United States Army, specializing in mountain and winter warfare, trained at Camp Hale, Colorado, during World War II.

Korean Conflict State-Level Casualty Lists - Colorado

The U.S. National Archives and Records Administration.

The Civil War Archive - Union Regiments - Colorado

The Colorado Volunteers During the Civil War (1861-1865)

The Vietnam Veterans Memorial - Colorado

Vietnam Conflict State-Level Casualty Lists - Colorado

The U.S. National Archives and Records Administration.