| ID | Historical Marker | County |
|---|
| 02.1992.1 | Home of Philo T. Farnsworth | Allen |
| 07.1992.1 | T.C. Steele Home and Studio | Brown |
| 07.2016.1 | Brown County Bluegrass Music | Brown |
| 07.2017.1 | T.C. Steele Home, Studio, Gardens | Brown |
| 07.2019.1 | Frank Hohenberger, 1876-1963 | Brown |
| 07.2021.1 | The Brown County Art Colony | Brown |
| 07.2023.1 | Kin Hubbard and Abe Martin | Brown |
| 10.1998.1 | Fern Grove and Rose Island Resorts | Clark |
| 17.2019.1 | William Jacob Cuppy, 1884-1949 | DeKalb |
| 17.2020.1 | John Bowersox (Bowers), ca. 1884-1936 | DeKalb |
| 20.1998.1 | Howard W. Hawks | Elkhart |
| 20.1998.2 | Ambrose G. Bierce | Elkhart |
| 20.2001.1 | Krider Nurseries World's Fair Garden | Elkhart |
| 20.2005.1 | Nappanee Cartoonists | Elkhart |
| 20.2006.1 | C.G. Conn Company | Ekhart |
| 20.2009.1 | Charles Gordone | Elkhart |
| 22.2005.3 | New Albany's Carnegie Library | Floyd |
| 23.1970.1 | Boyhood Home of Daniel W. Voorhees | Fountain |
| 24.2018.1 | Lester "Marvelo" Lake, 1904-1977 | Franklin |
| 28.1998.2 | Fred A. Jewell | Greene |
| 29.2021.1 | Norman Norell, 1900-1972 / Dean of American Fashion | Hamilton |
| 30.1967.1 | Birthplace James Whitcomb Riley "The Hoosier Poet" October 7, 1849 - July 22, 1916 | Hancock |
| 30.2020.1 | John William "Will" Vawter | Hancock |
| 37.1992.1 | Fountain Park Chautauqua | Jasper |
| 37.2008.1 | James Frederick Hanley | Jasper |
| 39.2006.1 | Irene Dunne | Jefferson |
| 41.2010.1 | William Merritt Chase | Johnson |
| 42.2017.1 | Red Skelton "One of America's Clowns" | Knox |
| 42.2021.1 | Historic Pantheon Theatre | Knox |
| 45.2022.1 | Hagenbeck-Wallace Circus / 1918 Circus Train Wreck | Lake |
| 48.2019.1 | Walter Dorwin Teague | Madison |
| 48.2022.1 | William (Bill) Walker, 1896-1992 | Madison |
| 49.1960.2 | Sarah T. Bolton 1814-1893 | Marion |
| 49.1984.1 | William Forsyth 1854-1935 | Marion |
| 49.1992.4 | Site of Golden Hill Totem Pole | Marion |
| 49.2004.3 | Marion County Girl Scouts | Marion |
| 49.2006.1 | Calvin Fletcher | Marion |
| 49.2009.4 | Indianapolis Propylaeum | Marion |
| 49.2015.2 | T. C. Steele Studio and Herron | Marion |
| 49.2018.1 | James Whitcomb Riley Home | Marion |
| 49.2020.4 | Meredith Nicholson, 1866-1947 | Marion |
| 49.2020.5 | Booth Tarkington | Marion |
| 49.2021.4 | Leedy Manufacturing Company | Marion |
| 49.2022.5 | Felrath Hines, Jr. | Marion |
| 49.2022.6 | Janet Flanner, 1892-1978 | Marion |
| 49.2023.4 | The Syrian Quarter | Marion |
| 49.2023.6 | John Leslie “Wes” Montgomery, 1923-1968 | Marion |
| 53.2007.2 | Hoagy Carmichael | Monroe |
| 54.1963.1 | Major General Lew Wallace 1827-1905 | Montgomery |
| 55.2016.1 | Indiana State Flag | Morgan |
| 56.2021.1 | George Ade, 1866-1944 | Newton |
| 57.2013.1 | Gene Stratton-Porter | Noble |
| 61.1975.1 | [Parke County Museum] | Parke |
| 61.2001.1 | Rockville Chautauqua Pavilion | Parke |
| 64.2009.1 | Edwin Way Teale | Porter |
| 71.2017.1 | Kenneth Rexroth | St. Joseph |
| 72.1992.1 | Site of William Hayden English Home | Scott |
| 77.1989.2 | Merom Bluff Chautauqua, 1905-1936 | Sullivan |
| 84.1947.2 | Terre Haute [Home of Paul Dresser] | Vigo |
| 84.1966.1 | Birthplace of Paul Dresser (1859-1906) | Vigo |
| 84.1966.3 | Birthplace of Paul Dresser (1859) (one block west) | Vigo |
| 84.1994.1 | Birthplace of the Coca-Cola Bottle | Vigo |
| 84.2018.2 | Evangeline E. Harris | Vigo |
| 89.1992.1 | Overbeck House and Studio | Wayne |
| 89.2014.1 | Virginia Claypool Meredith | Wayne |
