All - Architectural style - Gothic Revival
| Glynnwood Catholic Church |
| Goddard Chapel |
| Godfrey-Kellogg House |
| Gold and Company Store Building |
| Good Hope Lutheran Church |
| Goodhue Lutheran Church |
| Good Shepherd Church |
| Gormania Presbyterian Church |
| Gothic House, The |
| Gothic Revival House |
| Gottschall, Oscar M., House |
| Grace Church |
| Grace Church |
| Grace Church |
| Grace Church |
| Grace Church |
| Grace Church and Dependencies |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church |
| Grace Episcopal Church and Rectory |
| Grace Episcopal Church Complex |
| Grace Evangelical Lutheran Church |
| Graceland Cemetery Chapel |
| Grace Memorial Episcopal Church |
| Grace Methodist Episcopal Church |
| Grace Protestant Episcopal Church |
| Grace Protestant Episcopal Church |
| Grace Reformed Church |
| Grafton Congregational Church and Chapel |
| Grand Cane United Methodist Church |
| Granite City YMCA |
| Grant, William F., House |
| Gratz, Simon, High School |
| Graves Hotel |
| Greaves-Deakin House |
| Greenhaw, Mary, Memorial Methodist Episcopal Church South |
| Green Hill Cemetery Gatekeeper's House |
| Green Hill Farm |
| Green-Meldrim House |
| Green Mount Cemetery |
| Greenwood Cottage |
| Greystone-Meissner, Gustave, House |
| Grey Towers |
| Griggs House |
| Grimes, Jonathan Taylor, House |
| Gritton, Floyd, House |
| Grosse Pointe Memorial Church |
| Grout, Lewis, House |
| Grove Hill Cemetery Chapel |
| Groveport United Methodist Church |
| Guilford Center Meetinghouse |
| Gulf Building |
| Gustaf Adolph Lutheran Church |
| Hackett, Edward M., House |
| Hadsell, Burgess A., House |
| Hall, Chauncey, House |
| Hall, Dr. Leonard, House |
| Hall, Stephen, House |
| Hamill House |
| Hammond House |
| Hand, Walter, House |
| Hannah House |
| Haring-Eberle House |
| Harlem Courthouse |
| Harmon, William, House |
| Harmony School, School District #53 |
| Harris-Banks House |
| Harrison-Gibson House |
| Harris, Stephen R., House |
| Harris, William B., House |
| Hartford Baptist Church and Cemetery |
| Hart, Thomas B., House |
| Hartwood Manor |
| Haskins, W. H., House |
| Hastings Methodist Episcopal Church |
| Hawleyton Methodist Episcopal Church, Old |
| Hayden, Isaac R., House |
| Hays, George, House |
| Headrick's Chapel |
| Healey Building |
| Healy Building, Georgetown University |
| Heinsbergen Decorating Company Building |
| Heisey House |
| Henderson-Metz House |
| Hermitage, The |
| Hermon Presbyterian Church |
| Highland Avenue Methodist Church |
| Highland Cottage |
| Hilliard Methodist Episcopal Church |
| Hinchey, Franklin, House |
Data from United States Park Service and Wikidata
