John Mertz House

The Engine House No. 1 in Sandusky, Ohio was built in 1915. It was listed on the National Register of Historic Places in 1982.It is a two-and-a-half-story limestone building. It has two square towers, at its northeast and southeast corners. It is Greco-Egyptian-Functional in style.

St. Mary's Catholic Church is a historic church at 429 Central Avenue in Sandusky, Ohio. It was built in 1873 and added to the National Register in 1975.

The St. Mary's Rectory in Sandusky, Ohio was built in 1893. It was designed and/or built by George Feick. It was listed on the National Register of Historic Places in 1982.The rectory stands by the St. Mary's Catholic Church, which was built in 1855 by German immigrants to serve the German community.The rectory was renovated since 1991.

The Sandusky Register is a daily newspaper serving Sandusky, Ohio, as well as nearby Port Clinton and the Lake Erie Islands (collectively known regionally as Vacationland).

First Presbyterian Church is a historic church at 265 Jackson Street in Sandusky, Ohio. It was built in 1853 and added to the National Register of Historic Places in 1982. As of 2012 it is affiliated with the Presbyterian Church (U.S.A.).

The former Odd Fellows Hall, located at 231 West Washington Row in Sandusky, Ohio, in the United States, is an historic building built in 1889 by members of the Independent Order of Odd Fellows. It is also known as the Independent Order of Odd Fellows Temple. On May 1, 2003, it was added to the National Register of Historic Places.

Sandusky Central Catholic School is a Catholic, private school in Sandusky, Ohio. Founded in 1902, it is administered by the Roman Catholic Diocese of Toledo.

The Erie County Courthouse is located at 323 Columbus Avenue in Sandusky, Ohio. The current courthouse has served the county since 1939.

The Erie County Jail is a historic Stick/Eastlake building located on Adams Street in Sandusky, Ohio. It was built from 1882 to 1883 by the firm of Adam Feick & Brother, which consisted of Adam, Philip, and George Feick. The structure was designed to have 26 cells and a sheriff's residence. It was listed on the National Register of Historic Places in 1982. The building is now part of the Sandusky Library.

The Carnegie Library at Adams and Columbus Ave. in Sandusky, Ohio, also known as the Sandusky Public Library, was built in 1901. It was listed on the National Register of Historic Places in 1975. It was designed by architect Albert D'Oench.Fundraising for a library was begun in 1886 by a Library Funding Association. It is a 1+1⁄2-story building. It was designed by New York City firm D'Oench and Yost (Albert D'Oench and Joseph W. Yost). Yoat worked in Columbus, Ohio before moving to New York City and joining D'Oench. The building has elements of Jacobean Revival style including steep triangular gables, rectangular windows divided by stone mullions, bay windows, and towers with curved roofs.

Emmanuel Church is a historic church at 334 Columbus Avenue in Sandusky, Ohio. It was built in 1866 and added to the National Register in 1982.

The Eleutheros Cooke House at 410 Columbus Avenue in Sandusky, Ohio is the oldest surviving house in Sandusky. It is a Greek Revival style house that was built in 1827 by Eleutheros Cooke, one of the first settlers in the area and its first lawyer. The original front porch of the house saw General William Henry Harrison receive a flag from the women of Sandusky, in 1835.It was listed on the National Register of Historic Places in 1982.