This is a list of the National Register of Historic Places listings in Mason County, Texas.
This is intended to be a complete list of properties and districts listed on the National Register of Historic Places in Mason County, Texas. There are one district and three individual properties listed on the National Register in the county. The district contains one individually listed property, one State Antiquities Landmark and several Recorded Texas Historic Landmarks.
The locations of National Register properties and districts may be seen in a mapping service provided.
|||Name on the Register||Image||Date listed||Location||City or town||Description|
|1||Heinrich and Fredericka Hasse House||March 14, 1990
|TX 29, W of Art||Art|
|2||Mason Historic District||September 17, 1974
|Irregular pattern along both sides of U.S. 87 and TX 29||Mason||Boundary increase on Oct. 16, 1991 (#91001526); includes State Antiquities Landmark and numerous Recorded Texas Historic Landmarks|
|3||Reynolds-Seaquist House||November 20, 1974
|400 Broad St.||Mason||Recorded Texas Historic Landmark; part of Mason Historic District|
|4||State Highway 9 Bridge at the Llano River||October 10, 1996
|US 87, 10 mi (16 km). S of TX 29||Mason|
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