| Property | Address | City | Date Listed |
|---|---|---|---|
| Big Stone Mills | 113 N. Main Street | Spillville | 07/15/2009 |
| Calmar Passenger Depot | 201 N. Maryville Street | Calmar | 03/21/2011 |
| Fort Atkinson Bridge | 150th Street over Turkey River | Fort Atkinson | 5/15/98 |
| Decorah Woolen Mill | 107 Court Street | Decorah | 1/26/2001 |
| Gilliece Bridge | Cattle Creek Rd. over Upper Iowa River | Bluffton vicinity | 5/15/98 |
| Lawrence Bridge | 336th Ave. over Little Turkey River | Jackson Junction | 5/15/98 |
| Ten Mile Creek Bridge | Happy hollow Rd. over Ten Mile Creek | Decorah vicinity | 5/15/98 |
| Turkey River Bridge | Little Church Rd. over Turkey River | Festina vicinity | 5/15/98 |
| Upper Bluffton Bridge | Ravine Rd. over Upper Iowa River | Bluffton | 5/15/98 |
| Birdsall Lime Kiln | NE of Decorah | Decorah | 03/21/1979 |
| Broadway-Phelps Park Historic District | West Broadway from Winnebago Street to Park Dr. | Decorah | 11/13/1976 |
| Burr Oak House/Masters Hotel | State Street | Burr Oak | 01/27/1983 |
| Burr Oak Savings Bank | 2608 236th Avenue | Burr Oak | 8/8/2001 |
| Clarksville Diner | 504 Heivly Street | Decorah | 12/10/1993 |
| Cooley-Whitney House | 305 Grove Street | Decorah | 01/25/1980 |
| Decorah Ice Cave | Ice Cave Rd. | Decorah | 12/20/1978 |
| Ellsworth-Porter House | 401 W. Broadway | Decorah | 08/06/1975 |
| Frankville School | State Street | Frankville | 11/14/1978 |
| Horn House | NW of Decorah | Decorah | 03/25/1977 |
| Jacobson Farm | SE of Decorah on Rt. 1 | Decorah | 06/14/1982 |
| Kinney Octagon Barn | Off US 52 | Burr Oak | 11/19/1986 |
| Koren Library | Luther College campus | Decorah | 01/12/1984 |
| Locust School | N of Decorah | Decorah | 05/22/1978 |
| Luther College Farm | Luther College campus | Decorah | 07/17/1979 |
| Miller Norris House | 118 N. Mill Street | Decorah | 06/08/1976 |
| Ossian Opera House | Main Street | Ossian | 06/18/1979 |
| Painter-Bernatz Mill | 200 N. Mill Street | Decorah | 01/11/1974 |
| Steyer Bridge | Oneata Rd. off US 52 | Decorah | 01/04/1983 |
| Steyer Opera House | 102--104 W. Water Street | Decorah | 01/24/1980 |
| Taylor Wenzil Building | Main Street | Spillville | 03/21/1979 |
| Prairie Methodist Church | SE of Decorah | Decorah | 01/29/1980 |