District of Columbia - Constructed - 1890–1899
| Adams Memorial |
| Cairo Apartment Building |
| Capital Traction Company Union Station |
| Castle Gatehouse, Washington Aqueduct |
| Connecticut Avenue Bridge |
| East Capitol Street Carbarn |
| Franciscan Monastery and Memorial Church of the Holy Land |
| Fraser Mansion |
| Hahnemann, Samuel, Monument |
| Heurich, Christian, Mansion |
| Lightfoot, George M., House |
| Luzon Apartment Building |
| National Union Building |
| Phillips, Duncan, House |
| Rock Creek Park Historic District |
| Webster, Daniel, Memorial |
| Woodlawn Cemetery |
| Woodson, Carter G., House |
Data from United States Park Service and Wikidata