The 1937 Denver & Rio Grande Western (D&RGW) water tank at Sargents is listed as a subtype defined in the 1998 Railroads in Colorado 1858-1948 Multiple Property Documentation Form.  The tank is significant under Criterion A in the area of Transportation for its association with the operations of the D&RGW Railroad on its Marshall Pass Route.  The tank provided water for a vast number of steam locomotives traveling the pass from its construction in 1937 through the closing of the line in 1955.

The 1924 Sargents Schoolhouse played an important role in the education and social activities of the residents of Sargents and nearby communities.

The 1947 building is an unusual vernacular expression of Pueblo Deco, a melding of Art Deco with Southwest Indian designs.

One of the oldest buildings in Saguache, the adobe school was constructed in 1874.  The adjoining jail was built in 1908.  The buildings have served as the Saguache County Museum since 1959.

Constructed in 1873 by Enos Hotchkiss, a prominent Colorado pioneer, the wood frame three-story building is a lone survivor of an important early industry in Saguache County.  

The architectural firm of Manning & Frewen designed this two-story H-shaped brick building that was constructed in 1915. 

The Saguache Downtown Historic District is locally significant in the area of commerce for its historic role as the commercial center of the Town of Saguache and the upper San Luis Valley since its founding in 1874. 

Designed by John J. Huddart, this Classical Revival style 1910 brick building includes 2½ stories and a raised basement. 

The property consists of an 1874 building with a ca. 1910 addition.  The older portion is representative of the Italianate style, reflected in its brick walls with quoins, the projecting metal cornice, and the tall, narrow arched window and door openings marked with hood molds and keystones.  It is the most architecturally sophisticated of Saguache’s early buildings.  A variety of businesses occupied the building, contributing to the commercial success of Saguache.

Indian Grove, located within Great Sand Dunes National Monument, is a concentration of 72 mature ponderosa pine trees, many of which contain large scars.