| Name | Styles | Significance | Periods |
|---|
Boulder Valley Grange No. 131 (3400 N. Ninety-fifth St.) | No Style Listed | social history, architecture | 1925-1949, 1900-1924 |
Congregational Church (300 E. Simpson St.) | No Style Listed | industry, social history | 1900-1924, 1875-1899, 1925-1949 |
Kullgren House (209 E. Cleveland St.) | No Style Listed | architecture, industry | 1900-1924, 1875-1899, 1925-1949 |
Lafayette House (600 E. Simpson St.) | No Style Listed | invention, architecture | 1900-1924, 1925-1949, 1875-1899 |
Lewis House (108 E. Simpson St.) | No Style Listed | industry | 1875-1899, 1900-1924, 1925-1949 |
Miller House (409 E. Cleveland St.) | No Style Listed | industry | 1875-1899, 1900-1924, 1925-1949 |
Shannon Farm (1341 N. 95th St.) | Late Victorian | agriculture, architecture | 1850-1874, 1900-1924, 1925-1949, 1875-1899 |
The Terrace (207 E. Cleveland St.) | Colonial Revival, Other | industry, architecture | 1925-1949, 1900-1924 |