National Historical RegisterIndependent guide · not a government site

National Register listings in Marion County, Ohio

20 listings 2 districts 1 National Historic Landmark 13 with nomination summaries Updated October 2026
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Most notable listings

Harding, Warren G., House NHL Marion · Building · listed 1966 Caledonia Bowstring Bridge Caledonia · Structure · listed 1978 Harding Tomb Marion · Structure · listed 1976 Marion Cemetery Receiving Vault Marion · Structure · listed 1995 Marion County Courthouse Marion · Building · listed 1974 Old US Post Office Marion · Building · listed 1990 Palace Theater Marion · Building · listed 1976 Marion Catholic School Marion · Building · listed 2017 Bretz Farm Morrall · Building · listed 1980 Hotel Harding Marion · Building · listed 1980

Historic districts (2)

All listings

Places: Marion (14) · Caledonia (4) · Morrall (1) · Waldo (1)

NamePlaceTypeListed
Bretz Farm Morrall Building 1980
Caledonia Bowstring Bridge Caledonia Structure 1978
Caledonia Public Square and North Water Street Historic District Caledonia District 2023
Harding Tomb Marion Structure 1976
Harding, Warren G., House NHL Marion Building 1966
Hotel Harding Marion Building 1980
King, George W., Mansion-Etowah Marion Building 1995
Marion Catholic School Marion Building 2017
Marion Cemetery Receiving Vault Marion Structure 1995
Marion County Courthouse Marion Building 1974
Marion County Telephone Company Building Marion Building 2007
Marion Downtown Historic District Marion District 2022
Marion Township Sub-District #8 School Marion Building 2007
Marion Women's Club Home Marion Building 2019
Memorial United Methodist Church Caledonia 1979
Old US Post Office Marion Building 1990
Palace Theater Marion Building 1976
Soldiers' and Sailors' Memorial Chapel Marion Building 1995
Temple and Masonic Block Buildings Caledonia Building 2021
Wyatt's Tavern-Fort Morrow Site Waldo Site 1978

State Historic Preservation Office

Nominations, tax-credit certifications and official records for Ohio go through the Ohio State Historic Preservation Office. See how to nominate a property.