Fort Vasquez (Platteville, Colorado)

Platteville · Colorado · Fur Trade Era

Quick BriefLouis Vasquez and Andrew Sublette opened the fur-trading post Fort Vasquez in 1835 on the South Platte River, strategically located about halfway between Fort Laramie and Bent's Fort. The trading post operated for seven years until it was sold in 1842 and later abandoned that same year. In the 1930s, the site was reconstructed as a museum by the town of Platteville.
Open to visitors
Fort Vasquez, Colorado

History & Significance

During the peak of North American fur trade between the 1820s and 1850s, business partners Louis Vasquez and Andrew Sublette established Fort Vasquez in 1835. The trading post consisted of a large adobe structure about 100 feet on each side with walls two feet thick, constructed by Mexican workers, and at its height housed as many as two dozen traders and workers.

The fort served as an adobe outpost on the South Platte River frequented by the Cheyenne, Arapaho, and Lakota, where the proprietors hired noted mountain men like Jim Beckwourth and Baptiste Charbonneau. The trading post operated for seven years until Vasquez and Sublette sold it in 1842, after which it was abandoned by the new owners.

The surviving buildings later served as a way station for wagon trains, a bivouac, school, and post office before being incorporated into a ranch. In the 1930s the site was deeded to the county, and the nearby town of Platteville led an effort to rebuild the fort as a museum.

Archaeological work conducted from 1963 to 1970 revealed the fort's original location and foundations of numerous rooms, entrances, fireplaces, and other architectural features. Today, the site is operated as a museum jointly by the City of Platteville and History Colorado.

Key Facts

StateColorado
LocationPlatteville
Established1835
Decommissioned1842
War / eraFur Trade Era
Current statusMuseum / Historic Site
Coordinates40.19444444, -104.8202778
NRHP reference70000169

Map

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🧳 Visiting

What you’ll see when you visit:

  • Restored adobe fur trading post from 1835
  • Exhibits on mountain men and fur trade history
  • Displays of trade goods and Native American interactions
  • WPA restoration exemplifies 1930s preservation work
  • Surrounding plains landscape reflects historical trading routes
Best time to visitLate spring through early fall (May-September) offers mild weather; Colorado winters are cold and can bring snow.
Getting thereNorthern Colorado Regional Airport (FNL) is 32 km away; Platteville is the nearest town and gateway to the fort.
From the nearest major airportDenver International Airport (DEN)🚗 36 mi by road⏱️ ≈ 45 min drive

Sources

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