National Register of Historic Places listings in Blue Earth County, Minnesota

Columns: Name on the Register | Date listed | Location | City or town | Description
15 | Kern Bridge | July 28 , 1980 ( # 80001950 ) | Township road over the Le Sueur River 44°06′35″N 94°02′31″W / 44.109722°N 94.041944°W / 44.109722 ; -94.041944 ( Kern Bridge ) | Skyline | Minnesota 's only bowstring arch truss bridge - built in 1873 - and oldest road bridge still in use at the time of its nomination . Closed to vehicle traffic in 1991 | 16 | Lincoln Park Residential Historic District | June 2 , 1995 ( # 95000671 ) | Roughly bounded by Shaubut , Record , Pleasant , 2nd , Liberty , Parsons , Lock , and Bradley Sts . and Grace and Wickersham Cts . 44°09′29″N 94°00′25″W / 44.157996°N 94.006807°W / 44.157996 ; -94.006807 ( Lincoln Park Residential Historic District ) | Mankato | Large and unusually intact upper-middle-class residential neighborhood of the late-19th and early-20th centuries , with 247 contributing properties built between 1856 and 1930 | 17 | Main Street Commercial Buildings | July 28 , 1980 ( # 80001957 ) | Main St. 43°55′45″N 93°57′20″W / 43.929028°N 93.955554°W / 43.929028 ; -93.955554 ( Main Street Commercial Buildings ) | Mapleton | Block of 1890s commercial buildings noted for their coherent design , embodying a peak in the development of the region 's Main Streets around the turn of the 20th century | 18 | Mankato Public Library and Reading Room | July 28 , 1980 ( # 80001952 ) | 120 S. Broad 44°09′57″N 94°00′03″W / 44.165775°N 94.000957°W / 44.165775 ; -94.000957 ( Mankato Public Library and Reading Room ) | Mankato | Public library built 1902-3 , noted for its association with the Carnegie library phenomenon and for its Renaissance Revival architecture using local materials | 19 | Mankato Union Depot | July 28 , 1980 ( # 80001956 ) | 112 Pike St. 44°10′03″N 94°00′16″W / 44.1675°N 94.004444°W / 44.1675 ; -94.004444 ( Mankato Union Depot ) | Mankato | Only intact example - built in 1896 - of the railway stations that were instrumental in the placement and development of 13 Blue Earth County communities | 20 | Mapleton Public Library | December 18 , 2009 ( # 09001097 ) | 104 1st Ave. , NE . 43°55′43″N 93°57′28″W / 43.928549°N 93.957793°W / 43.928549 ; -93.957793 ( Mapleton Public Library ) | Mapleton | 1910 Carnegie library representative of the civic push for public libraries in Minnesota , abetted by philanthropic grants from steel magnate Andrew Carnegie

Example questions:
When was Kern Bridge , from the National Register of Historic Places , built ? | In 2018 , what was the population of the town where Blue Earth County Courthouse from the National Register of Historic Places is located ? | How long is the Le Sueur River , which is near a location on the National Register of Historic Places ? | Who designed the elaborate 1871 house on the National Register of Historic Places , also known as Renesselaer D. Hubbard House ?

Answers:
1873 | 42,610 | 111 miles | Silas Barnard