National Register of Historic Places listings in Floyd County, Iowa

Columns: Name on the Register | Date listed | Location | City or town
8 | Charles Walter Hart House | January 25 , 1980 ( # 80001450 ) | 800 3rd Ave. 43°03′55″N 92°39′38″W / 43.065278°N 92.660556°W / 43.065278 ; -92.660556 ( Charles Walter Hart House ) | Charles City | 9 | Hawkeye Street Underpass | June 25 , 1998 ( # 98000777 ) | South Hawkeye St. under the railroad line 43°08′14″N 93°00′34″W / 43.137222°N 93.009306°W / 43.137222 ; -93.009306 ( Hawkeye Street Underpass ) | Nora Springs | 10 | Lucius and Maria Clinton Lane House | April 24 , 1995 ( # 95000384 ) | 2379 Timber Ave. 43°00′45″N 92°39′15″W / 43.0125°N 92.654167°W / 43.0125 ; -92.654167 ( Lucius and Maria Clinton Lane House ) | Charles City | 11 | Main Street Bridge | March 12 , 1999 ( # 99000311 ) | Main St. over the Cedar River 43°03′58″N 92°40′48″W / 43.066111°N 92.68°W / 43.066111 ; -92.68 ( Main Street Bridge ) | Charles City | 12 | Marble Rock Bank | November 10 , 1982 ( # 82000407 ) | 313 Bradford St. 42°57′55″N 92°52′04″W / 42.965278°N 92.867778°W / 42.965278 ; -92.867778 ( Marble Rock Bank ) | Marble Rock | 13 | Alvin Miller House | November 16 , 1978 ( # 78001221 ) | 1107 Court St. 43°04′05″N 92°41′04″W / 43.068056°N 92.684444°W / 43.068056 ; -92.684444 ( Alvin Miller House ) | Charles City | 14 | Charles Henry Parr House | January 24 , 1980 ( # 80001451 ) | 100 W. Hulin St. 43°04′23″N 92°40′56″W / 43.073056°N 92.682222°W / 43.073056 ; -92.682222 ( Charles Henry Parr House ) | Charles City

Example questions:
What is the population of the city that holds the National Register of Historic Places listing known as the Floyd County Museum ? | When was the historic place on the list built that is in the town in Floyd County , Iowa that also houses the famed Little Brown Church ? | What year did the historic place on the National Register of Historic Places open that is in the city within Floyd County with a population of 307 ? | What county is the city in that has the historic listing on the National Register of Historic Places that is an agricultural space ?

Answers:
7,652 | 1914 | 1873 | Cerro Gordo County