Wisconsin - Constructed - 1900–1909
| Agricultural Engineering Building |
| Agriculture Hall |
| Allis, Charles, House |
| Antigo Opera House |
| Antigo Public Library and Deleglise Cabin |
| Arcadia Free Public Library |
| Armstrong Creek Bridge |
| Baeten, John, Store |
| Baraboo Chicago & North Western Depot and Division Offices |
| Barber, James, House |
| Barteau Bridge |
| Bekkedal Leaf Tobacco Warehouse |
| Bellmont Hotel |
| Bernd, William J., House |
| Bijou Theatre Building |
| Bohrnstedt, John, House |
| Bolens, Harry W., House |
| Booth Cooperage |
| Boutin, Frank, Jr., House |
| Bowman House |
| Boys and Girls Library |
| Bradley, Harold C., House |
| Brittingham Park Boathouse |
| Burnett County Abstract Company |
| Cance, John, F., House |
| Chicago, St. Paul, Minneapolis and Omaha Railroad Passsenger Station |
| Christ Church Cathedral and Parish House |
| Christ Episcopal Church Complex |
| Christ Evangelical Lutheran Church |
| Citizens State Bank of Gillett |
| City Market |
| Cornelius, Charles and Theresa, House |
| Cox, Angie Williams, Library |
| Cumberland Public Library |
| Curtis-Kittleson House |
| Dana, George and Mary Agnes, House |
| Davidson Windmill |
| Delafield Fish Hatchery |
| Eau Claire Public Library |
| Edgerton Depot |
| Ellis School |
| Evansville Standpipe |
| Fire Station No. 4 |
| First Baptist Church of Fond du Lac |
| First English Lutheran Church |
| First Street Bridge |
| Fort Atkinson Water Tower |
| Free Public Library of Kaukauna |
| Fromm Brothers Fur and Ginseng Farm |
| Gale, Zona, House |
| Gilbert, John and Flora, House |
| Gilmore, Eugene A., House |
| Glidden State Bank |
| Grant County Courthouse |
| Green, August G. and Theresa, House |
| Greene, Thomas A., Memorial Museum |
| Gund Brewing Company Bottling Works |
| Gunning-Purves Building |
| Hardy, Thomas P., House |
| Heyrman, Henry and Mary, House |
| Indianapolis Outing Club |
| Jischke's Meat Market |
| Johnson, A.P., House |
| Johnston Hall |
| Jones, Fred B., Estate |
| Jones, Granville D., House |
| Jung Shoe Manufacturing Company Factory |
| Kellogg Public Library and Neville Public Museum |
| Kenosha North Pierhead Light |
| Krause, Daniel E., Stone Barn |
| Kurth, John H., and Company Office Building |
| La Crosse Armory |
| La Crosse County School of Agriculture and Domestic Economy |
| Lafayette County Courthouse |
| Lamar Community Center |
| Lamb Building |
| Lamp, Robert M., House |
| Langlade County Courthouse |
| Lathrop Hall |
| Lauerman Brothers Department Store |
| Lewis, Frank T. and Polly, House |
| Lincoln County Courthouse |
| Lougee, George A., House |
| Lutheran Indian Mission |
| Madison Candy Company |
| Madison Gas and Electric Company Powerhouse |
| Main Hall/La Crosse State Normal School |
| Maria Angelorum Chapel |
| Martens, Julius J., Company Building |
| Marx, Albert and Theresa, House |
| McDonell High School |
| McIntosh-Goodrich Mansion |
| McMicken, Alexander Herschel and Pauline G., House |
| Mielke, Joseph, House |
| Milwaukee Road Depot |
| Mindoro Cut |
| Moon, D. R., Memorial Library |
| Mountain School |
| Norwegian Evangelic Lutheran Church and Cemetery |
| Old Ozaukee County Courthouse |
Data from United States Park Service and Wikidata
