Fort Garland in Costilla County, Colorado — The American Mountains (Southwest)
Peacekeepers of the Frontier
Western expansion and the need to keep peace between settlers and indigenous people fueled the need for frontier forts. Fort Garland was established in 1858, replacing the earlier Fort Massachusetts, just six miles to the north.
Five of the twenty-two original buildings at Fort Garland are still standing, including the Commandant's Quarters where Kit Carson lived with his family. These structures, along with several historical reproductions, can be seen with a visit to the Fort Garland Museum.
Women and children were not uncommon at Fort Garland. The families of officers often accompanied them to this outpost. Unattached women resided at the fort and worked as laundresses. Recent archaeological explorations on the grounds of the fort have uncovered many children's toys.
Did You Know ?
Soldiers at the fort slept two to a bed.
Army laundresses often made more money than the soldiers.
Prisoners were given a blanket, a slop bucket, and one daily meal.
[photo captions]
Christopher "Kit" Carson commanded the New Mexico Volunteers at Fort Garland from 1866-1867. In conjunction with Chief Ouray and other Ute leaders, Carson negotiated a settlement that created a Ute reservation.
Unknown military family posing for picture at Fort Garland in 1874
The fort was constructed of adobe bricks (mud and straw) with flat roofs held up by large log beams called vigas, all local building materials.
The Buffalo Soldiers, famed African-American members of the 10th Cavalry, were stationed at Fort Garland between 1876 and 1879.
Timeline [across bottom of interpretive panel]
1812 War of 1812 between U.S. & Britain
1832 Conejos Guadalupe Land Grant bestowed by Mexico to 50 New Mexican families
1843 Sangre de Cristo Land Grant bestowed by Mexico to Narcisco Beaubien & Stephen Lee
1846-1848 Mexican American War
1848 U.S. defeated Mexico, Treaty of Guadalupe Hidalgo signed
1851 Settlement of San Luis established (oldest town in Colorado)
1852 U.S. military establishes Fort Massachusetts
1852-1860 Other settlements established on east side of valley: San Pablo Garcia, San Pedro, San Acacio, Chama, Los Fuertes, Jaroso, San Francisco, Mesita
1854-1870 Guadalupe settled (earliest permanent settlement on west side of the San Luis Valley): Mogote, Conejos, Los Rincones, Las Mesitas, San Rafael, Ceniceros/Lobatos, Caρon, Capulin, Los Sauces, Los Cerritos, La Florida, La Isla, Espinoza, El Centrito
1858 Fort Garland established
1861 San Luis Valley becomes part of Colorado Territory
1861 Colorado becomes U.S. Territory
1861-1865 U.S. Civil War
1874-1888 Mormon settlers establish: Manassa, Richfield, Romeo, Sanford, Morgan
1876 Colorado granted U.S. statehood
1877 Denver & Rio Grande Railroad arrives in San Luis Valley near Fort Garland
1878-1880 Railroad settlements/towns established: Alamosa, La Jara, Antonito
1883 Fort Garland abandoned
1900 La Sociedad Protecciσn Mutua de Trabajadores Unidos (SPMDTU) founded in Antonito
Erected by Colorado Scenic and Historic Byways Commission, Colorado Historical Society, Colorado Department of Transportation, and The Nature Conservancy.
Topics. This historical marker is listed in these topic lists: Forts and Castles • Indigenous Peoples and Communities • Law Enforcement • Settlements & Settlers. A significant historical year for this entry is 1858.
Location. 37° 27.068′ N, 105° 22.247′ W. Marker is in Fort Garland, Colorado, in Costilla

Photographed by Cosmos Mariner, July 11, 2025
3. Peacekeepers of the Frontier Marker
Welcome Caminante to Los Caminos Antiguos Scenic & Historic Byway and The Sangre de Cristo National Heritage Area
This marker is the rightmost of two interpretive panels on the west side of the Los Caminos Antiguos Scenic & Historic Byway kiosk in Fort Garland.
Looking east; U.S. Highway 160 is on the right.
This marker is the rightmost of two interpretive panels on the west side of the Los Caminos Antiguos Scenic & Historic Byway kiosk in Fort Garland.
Looking east; U.S. Highway 160 is on the right.
Regionally, this marker is in Colorado’s San Juan Mountains and in the San Luis Valley. It is also in the American Mountain West. Globally, it is in North America, the Rocky Mountains, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once New Spain and also the Republic of Texas.
Other nearby markers. At least 8 other markers are within 8 miles of this marker, measured as the crow flies: Welcome to El Valle De San Luis (here, next to this marker); Six Miles of Separation (here, next to this marker); Railroad Steams into El Valle de San Luis (here, next to this marker); Costilla County Veterans Memorial (approx. 3.2 miles away); a different marker also named Fort Garland (approx. 3.8 miles away); Fort Garland / Buffalo Soldiers (approx. 3.8 miles away); Trails Through Time (approx. 7.8 miles away); The San Luis Southern Railway (approx. 8.1 miles away). Touch for a list and map of all markers in Fort Garland.
Another marker is no longer nearby. Fort Garland (was approx. 3.8 miles away but has been permanently removed).
Related markers. Click here for a list of markers that are related to this marker. Fort Garland
Also see . . .
1. Fort Garland, Colorado (Wikipedia).
Excerpt: Fort Garland was established by the United States Army in June 1858 to protect white settlers from the Ute people in the San Luis Valley, which was then part of the New Mexico Territory. Fort Garland was built to replace the earlier Fort Massachusetts. The new Territory of Colorado was organized on February 28, 1861, and the Fort Garland, Colorado Territory, post office opened on February 25, 1862. The fort was abandoned in 1883 following the confinement of the tribes to Indian reservations in the Territory of Utah and the State of Colorado.(Submitted on March 18, 2026, by Cosmos Mariner of Cape Canaveral, Florida.)
2. Kit Carson (Wikipedia).
Excerpt: Christopher Houston Carson (18091868), popularly known as Kit Carson, was an American frontiersman, fur trapper, wilderness guide, Indian agent and U.S. Army officer. He became an American frontier legend in his own lifetime through biographies and news articles; exaggerated versions of his exploits were the subject of dime novels. His understated nature belied confirmed reports of his fearlessness, combat skills, tenacity, as well as profound effect on the westward expansion of the United States. Carson took part in a number of massacres of native peoples as well as organizing the Long Walk of the Navajo people resulting in great loss of life.(Submitted on March 18, 2026, by Cosmos Mariner of Cape Canaveral, Florida.)During the American Civil War, Carson led a regiment of mostly Hispanic volunteers from New Mexico on the side of the Union at the Battle of Valverde in 1862. When the Civil War ended, and the Indian Wars campaigns were in a lull, Carson was appointed brevet brigadier general (dated March 13, 1865) and appointed commandant of Ft. Garland, Colorado, in the heart of Ute territory. Carson had many Ute friends in the area and assisted in government relations.
Credits. This page was last revised on March 18, 2026. It was originally submitted on March 17, 2026, by Cosmos Mariner of Cape Canaveral, Florida. This page has been viewed 11 times since then. Photos: 1, 2, 3. submitted on March 18, 2026, by Cosmos Mariner of Cape Canaveral, Florida.

