Wisconsin - Significance region: Local
| Funke, Joseph B., Company |
| Gabel, George, House |
| Gadow's Mill |
| Galloway, Edwin H., House |
| Gallun Tannery Historic District |
| Garton Toy Company |
| Garver's Supply Company Factory and Office |
| Gay Building |
| Geenen, William and Susanna, House |
| Geiger Building-Old Polk County Courthouse |
| Gempeler Round Barn |
| Genesee Town Hall |
| Genesee Woolen Mill Site |
| George, Warren B., House |
| German-English Academy |
| German Evangelical Lutheran Church of Peace |
| Gesu Church |
| Gibraltar District School No. 2 |
| Gikling, Gilbert, House |
| Gilbert, John and Flora, House |
| Gilley-tofsland Octagonal Barn |
| Gilmore, Eugene A., House |
| Gimbels Parking Pavilion |
| Glenbeulah Mill/Grist Mill |
| Glen Park Municipal Swimming Pool |
| Glidden State Bank |
| Globe Hotel |
| Glover, Ezra, Jr., House |
| Goeres Park |
| Gold Medal Camp Furniture Company |
| Goodrich, Ezra and Elizabeth, House |
| Goodwill Industries Building |
| Gooseville Mill/Grist Mill |
| Gordon, Antoine and Sarah, House |
| Grace and Pearl Historic District |
| Grace Episcopal Church |
| Grace, Perry, House |
| Grafton Flour Mill |
| Graham Row |
| Gram, Hans, House |
| Grand Avenue Congregational Church |
| Grand Avenue Elementary School |
| Grand View Health Resort |
| Grant County Courthouse |
| Grassy Island Range Lights |
| Graves, Sereno W., House |
| Gray, Philip H. and Margaret, House |
| Gray, William H. and Edith, Farmstead |
| Gredler-Gramins House |
| Green, August G. and Theresa, House |
| Green Bay and Western Railroad Depot |
| Green Bay Downtown Historic District |
| Green Bay Harbor Entrance Light |
| Green Bay Road Historic District |
| Green Bay YMCA |
| Green County Courthouse |
| Greenfield School |
| Greenfield, Willard, Farmstead |
| Green Lake County Courthouse |
| Green Lake Village Hall |
| Greenman, Reynolds and Lois, House |
| Greenville State Bank |
| Greiling, Herman and Lillian, House |
| Gretzinger, Otto and Hilda, House |
| Grimm Book Bindery |
| Grimm, Jay and Bernice, House |
| Griswold, George, House |
| Grove Street Historic District |
| Grove Street Historic District |
| Guenther, Richard, House |
| Gund Brewing Company Bottling Works |
| Gundersen, Dr. Adolf and Helga, Cottage |
| Gunning-Purves Building |
| Gust Brothers' Store |
| Gutknecht, Edwin and Jennie, House |
| Hackett, Edward M., House |
| Hadland Fishing Camp |
| Haese Memorial Village Historic District |
| Hagge, Hans J., Boathouse |
| Hahn, Otto Sr. and Lisette, House |
| Halada, George, Farmstead |
| Halfway House |
| Hall, Chauncey, Building |
| Hall, Chauncey, House |
| Hall-Raynor Stopping Place |
| Hall, Samuel, House |
| Halverson Log Cabin |
| Halvorson Mound Group |
| Hammond Farmstead |
| Hanchett Block |
| Hansen House |
| Hansen, Jens, Wagon and Carriage Shop |
| Hardie, Harrison, House |
| Hardware Mutual Insurance Companies Building |
| Harley-Davidson Motor Company Factory No. 7 |
| Harmonia Hall |
| Harris, Abner L., House |
| Harrisburg School |
| Harris, George and Mable, Round Barn |
| Harris House |
Data from United States Park Service and Wikidata
