| Name | Styles | Significance | Periods |
|---|
Bigelow Carpet Company Woolen Mills (Main St.) | Italianate | entertainment, recreation, architecture, industry | 1850-1874, 1875-1899, 1900-1924 |
Bigelow Carpet Mill (Union and High Sts.) | No Style Listed | architecture, invention, industry | 1850-1874, 1875-1899, 1900-1924, 1825-1849 |
Bowers School (411 Water St.) | No Style Listed | education, architecture, community planning and development | 1875-1899, 1825-1849, 1850-1874 |
Corcoran School (40 Walnut St.) | Colonial Revival, Queen Anne | community planning and development, architecture, education | 1900-1924, 1925-1949 |
Downtown Clinton Historic District (Roughly bounded by Union and Prospects Sts. on High and Church Sts.) | Late 19th And 20th Century Revivals, Late Victorian | architecture, commerce, community planning and development | 1900-1924, 1850-1874, 1925-1949, 1875-1899 |
First Methodist Church (75 Walnut St.) | Tudor Revival, Colonial Revival | community planning and development, religion, architecture | 1925-1949 |
Wachusett Aqueduct Linear District (Along Wachusett Aqueduct from Wachusett Reservoir to Sudbury Reservoir) | No Style Listed | politics, government, community planning and development, engineering, architecture | 1900-1924, 1875-1899, 1925-1949 |
Wachusett Dam Historic District (N end of Wachusett Reservoir at Lancaster Millpond) | No Style Listed | community planning and development, architecture, politics, government, engineering | 1925-1949, 1900-1924, 1875-1899 |