Iowa - Architectural style - Gothic Revival
| Arthur, Thomas, House |
| Baird, E. J., House |
| Basilica of St. Francis Xavier, Church and Rectory |
| Beck, Chief Justice Joseph M., House |
| Brick Gothic House |
| Cavanaugh-Zetek House |
| Cavin, Thomas E., House |
| Church of St. John the Baptist |
| Congregational Church of Iowa City |
| Danish Lutheran Church |
| Dyas, George, House |
| Equitable Life Insurance Company of Iowa Building |
| First Christian Church |
| First Congregational Church |
| First Methodist Episcopal Church |
| First Presbyterian Church |
| First Presbyterian Church of Marion, Iowa |
| First United Methodist Church |
| Forney, James M., House |
| Fort Madison High School |
| Gabbert, William, House |
| German Methodist Episcopal Church |
| Glick-Sower House |
| Graceland Cemetery Chapel |
| House at 505 Court Street |
| Hughes, Martin, House |
| Indianola High School |
| Jackson-Swisher House and Carriage House |
| Littig, John, House |
| Norman Apartment Building |
| Ottumwa Cemetery Historic District |
| Perry, T. B., House |
| Quickel, Jacob, House |
| Roosevelt Elementary School |
| Rose Hill Methodist Episcopal Church |
| Sacred Heart Roman Catholic Cathedral Complex |
| Saint Barnabas Episcopal Church |
| Saint Boniface Church |
| Saint Irenaeus Church |
| Saint Patrick's Catholic Church and Rectory |
| Saint Patrick's Roman Catholic Church |
| Saints Peter and Paul Church |
| Saints Peter and Paul Roman Catholic Church Historic District |
| Second Baptist Church |
| Sioux City Central High School and Central Annex (Boundary Increase) |
| Smith, Peter and Mary, House |
| Spring Side |
| St. James Episcopal Church |
| St. James United Methodist Church |
| St. John's Episcopal Church and Parish Hall |
| St. John's Methodist Episcopal Church |
| St. Joseph Church and Parish Hall |
| St. Joseph's Catholic Church |
| St. Joseph's Roman Catholic Church |
| St. Lawrence Catholic Church |
| St. Luke's Methodist Church |
| St Mary of the Assumption Church |
| St. Mary's Catholic Church Historic District |
| St. Mary’s Roman Catholic Church |
| St. Patrick Church |
| St. Patrick's Church-Garryowen |
| St. Paul's English Lutheran Church |
| St. Paul's Episcopal Church |
| St. Peter Church |
| St. Peter's Church and Rectory |
| Stratton House |
| Swedish Evangelical Lutheran Augustana Church |
| Swedish Evangelical Lutheran Church |
| Tabor Congregational Church |
| Trinity Episcopal Cathedral |
| Trinity Episcopal Church |
| Trinity Episcopal Church |
| Trinity Memorial Episcopal Church |
| United Presbyterian Church, Summerset |
| Waterloo Ridge Menigheds Kirke og Kirkegard Historic District |
| West Grove United Methodist Church |
Data from United States Park Service and Wikidata
