| Name | Styles | Significance | Periods |
|---|
Dryden- Louthan House (402 E. Ross St.) | Italianate | architecture | 1850-1874 |
Gardner House (421 Hamilton and Main Sts.) | Greek Revival | commerce, social history | 1875-1899, 1850-1874, 1825-1849 |
Marion County Jail and Jailor's House (210 W. Lafayette St.) | Greek Revival | architecture, politics, government, military | 1875-1899, 1950-1974, 1925-1949, 1900-1924, 1850-1874 |
Peter J. Sowers House (221 Home St.) | Greek Revival, Italianate | communications, architecture | 1850-1874 |
Speigle House (406 S. Dickerson) | Italianate, Other | architecture | 1850-1874 |
Walker- Woodward- Schaffer House (1425 S. Main St.) | Italianate | performing arts, architecture | 1900-1924, 1850-1874, 1875-1899 |