San Luis is astatutory town that is thecounty seat of and the most populous town inCostilla County, Colorado, United States.[7] Formerly known asSan Luis de la Culebra, it is the oldest continuously occupied town in Colorado.[8] The population was 598 at the2020 census.[5]
Hispanic settlers from theTaos Valley established several small villages along theRio Culebra in theSan Luis Valley and officially took possession of this portion of theSangre de Cristo Land Grant on April 9, 1851.[9] The settlers built a church in the central village ofLa Plaza Medio. They dedicated it on theFeast of Saint Louis, June 21, 1851, renaming the villageSan Luis de la Culebra in honor of the saint.
APueblo Chieftain article dated June 8, 1872, describes the three stores of San Luis as kept by Fred Meyer & Co,Auguste Lacome and Mazers & Rich in addition to a blacksmith, butcher, beer saloon, carpenter and two hotels.
Today, the town is renowned for itsStations of the Cross ascending the 250-foot high local mesa. Visitors can ascend the hill using a half-mile trail and visit each of the stations, or drive to the top and park near a chapel located at the end of the trail.[11] The town celebrates theFiesta de Santiago y Santa Ana each July and the San Luis Manito Christmas celebration in December.