Exposed to the wind, within a sweeping valley of short grass prairie, and along the eroded Santa Fe Trail, lie the adobe walled ruins of the largest 19th century military fort in the region. From 1851 to 1891, Fort Union functioned as an agent of change, desired or not, in the New Mexico Territory and throughout the Southwest.
About Fort Union National Monument
Exposed to the wind, within a sweeping valley of short grass prairie, and along the eroded Santa Fe Trail, lie the adobe walled ruins of the largest 19th century military fort in the region. From 1851 to 1891, Fort Union functioned as an agent of change, desired or not, in the New Mexico Territory and throughout the Southwest.
Quick Facts
Operating Hours
The monument grounds and visitor center are generally open 7 days a week, from 8:00 AM - 4:00 PM. The monument is closed Thanksgiving Day, Christmas Day, New Year's Day.
Activities
Guided Tours & Experiences
Discover Fort Union National Monument with expert-led tours
We earn a commission if you make a purchase, at no additional cost to you.
Essential Park Gear
Recommended equipment for your visit
TETON Sports Explorer 4000 Backpack
View on Amazon →
Hydro Flask Water Bottle - 21oz
View on Amazon →
Coleman First Aid Kit - 205 Pieces
View on Amazon →
Black Diamond Spot 400 Headlamp
View on Amazon →We earn a commission if you make a purchase, at no additional cost to you.
Plan Your Trip From a Nearby City
Find national parks near these cities, including Fort Union National Monument.