National Register of Historic Places listings in Knox County, Indiana

This is a list of the National Register of Historic Places listings in Knox County, Indiana.

This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Knox County, Indiana, United States. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a map.

There are 21 properties and districts listed on the National Register in the county, including 1 National Historic Landmark. Another 2 properties were once listed but have been removed.

Properties and districts located in incorporated areas display the name of the municipality, while properties and districts in unincorporated areas display the name of their civil township. Properties and districts split between multiple jurisdictions display the names of all jurisdictions.

Current listings

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Former listings

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