Florida - Role: Building
| Jacksonville Terminal Complex |
| James House |
| Jefferson County Jail |
| Jeffries, Capt. Howard B., House |
| Jenks, Holland, House |
| Jennings High School |
| Jennings, William Sherman, House |
| Jewett-Thompson House |
| John Gilmore Riley House |
| Johns House |
| Johnson Chapel Missionary Baptist Church |
| Johnson, C. L., House |
| Johnson, Louis, Building |
| Johnson-Schoolcrafy Building |
| Johnson-Smith House |
| Johnson-Wolff House |
| Jones, A. Quinn, House |
| Jones, Charles William, House |
| Jordan-Beggs House |
| Jordan, Rufus P., House |
| Jorgensen's General Store |
| Josselyn, James Riley, House |
| Journey's End |
| J & S Building |
| Kanapaha |
| Keewaydin Club |
| Keith Cabin |
| Kelsey City City Hall |
| Kenilworth Lodge |
| Kennedy, Dr. Walter, House |
| Kentucky Home |
| Kerouac, Jack, House |
| Kilkoff House |
| King, Dr. Willard Van Orsdel, House |
| King-Hooton House |
| King, John A., House |
| Kingsley Plantation |
| King Trunk Factory and Showroom |
| Kling, Amos, House |
| Klutho, Henry John, House |
| Knight, W.A., Building |
| Knotts, Eugene, House |
| Knowles Memorial Chapel |
| Kreissle Forge |
| Kress, S.H., and Co. Building |
| Kress, S.H., and Co. Building |
| Kress, S.H., and Company Building |
| Kress, S.H., Building |
| LaBranche Fishing Camp |
| La Grange Church and Cemetery |
| Lake Butler Woman's Club |
| Lake County Courthouse |
| Lakeland High School, Old |
| Lake Mary Chamber of Commerce Building |
| Lake of the Hills Community Club |
| Lake Placid A. C. L. Railroad Depot, Old |
| Lakeshore Towers |
| Lakeside Hospital |
| Lakeside Inn |
| Lake Wales City Hall |
| Lake Weir Yacht Club |
| Lake Worth City Hall, Old |
| Lamb, A.M., House |
| Lane-Towers House |
| Larimer Memorial Library |
| Larsen Fish Cabin at Captiva Rocks |
| Latimer Cabin |
| Laughlin, James, House |
| Launch Control Center |
| Lavalle House |
| Lavender House |
| Lawson, Bamma Vickers, House |
| LeClaire Apartments |
| Leech, Hilton, House and Amagansett Art School |
| Lee County Courthouse |
| Leeper, Doris, House |
| Leigh, Charles E., House |
| Leiman House |
| Lemon Bay Woman's Club |
| Leneer Fish Cabin at Captiva Rocks |
| Leon County Health Unit Building |
| Leon High School |
| Levillain-Letton House |
| Lewis House |
| Lewis Mausoleum |
| Lewis, W. Henry, House |
| Liberty Hill Schoolhouse |
| Library East |
| Lichgate on High Road |
| Lincoln Lane School |
| Lindeman-Johnson House |
| Lindsley, Halstead and Emily, House |
| Lindsley House |
| Link Trainer Building |
| Lippincott Mansion |
| Little Theatre |
| Little White House |
| Llambias House |
| Lloyd-Bond House |
| Lloyd Railroad Depot |
Data from United States Park Service and Wikidata
