This cohesive group of agricultural buildings, including the main farm house, main barn, smaller barns, bunk house, chicken house, well, corral area, outhouse, and other minor structures, is representative of early 20th century dryland farming and ranching in rural Weld County.  

The SLW ranch complex consists of a ranch house, coal house, ice house, barn, corral, storage, and feeding areas.  The ranch house, a large, two-story frame dwelling over a stone cellar, was built in 1888 by Robert Hall for Lyulph Ogilvy. 

The Von Gohren-Thompson Homestead – Gerry Farm is significant in the area of agriculture for its long association with the development of irrigated farming and livestock feeding in Weld County.  The property meets the registration requirements as specified in the Multiple Property Documentation Form Historic Farms and Ranches of Weld County, being associated with the historic context Irrigated Farming in Weld County, 1870 - 1940 with the farm property type represented. 

The Von Trotha-Firestien Farm is associated with the development of irrigated farming and livestock feeding in Weld County.  Extant resources represent over 109 years of European settlement in the Bracewell area, with over 93 years directly associated with the Von Trotha and Firestien families.  The resources directly correlate to the stages of technological and economic development of agriculture in northeastern Colorado, the most important being irrigation and sugar beet cultivation, both critical to the development of Greeley and Weld County. 

The Jared L. Brush Ranch began in 1860 as one of the first ranches in the Big Thompson Valley.  The barn was constructed in 1865 and continues to serve as an integral part of an operating agricultural complex.

The Milne Farm is an historic agricultural complex that encompasses a farmhouse, agricultural buildings, and irrigated fields.  The Edwardian Vernacular style two-story red brick farmhouse was built in 1892 by James Grant Milne, a Scottish emigrant.