| [2]  |  Name[3]  |  Patron  |  Date[3]  |  Location[3][4]  |  County[3]  |  Photograph  | 
  | 1  |  Botkins Elementary School  |  N/A  |  1921  |  Botkins: Main St. 40°28′8.8″N 84°10′57.5″W / 40.469111°N 84.182639°W / 40.469111; -84.182639 (Botkins Elementary School)  |  Shelby  |     | 
  | 2  |  Cassella Catholic Church and Rectory  |  Nativity of the Blessed Virgin Mary  |  1858  |  Marion Township: State Route 119 in Cassella 40°24′24″N 84°33′3″W / 40.40667°N 84.55083°W / 40.40667; -84.55083 (Cassella Catholic Church and Rectory)  |  Mercer  |     | 
  | 3  |  Chickasaw School and Rectory  |  N/A  |  1904  |  Chickasaw: Maple St. 40°26′10″N 84°29′35″W / 40.43611°N 84.49306°W / 40.43611; -84.49306 (Chickasaw School and Rectory)  |  Mercer  |     | 
  | 4  |  Holy Trinity Catholic Church Complex  |  Holy Trinity  |  1899  |  Coldwater: E. Main and 2nd Sts. 40°28′49″N 84°37′42″W / 40.48028°N 84.62833°W / 40.48028; -84.62833 (Coldwater Catholic Church Complex)  |  Mercer  |     | 
  | 5  |  Egypt Catholic Church and Rectory  |  St. Joseph  |  1887  |  Jackson Township: junction of Minster-Egypt Rd. and State Route 364 at Egypt 40°23′5″N 84°26′4″W / 40.38472°N 84.43444°W / 40.38472; -84.43444 (Egypt Catholic Church and Rectory)  |  Auglaize  |     | 
  | 6  |  Glynwood Catholic Church  |  St. Patrick  |  1883  |  Moulton Township: 6 miles northeast of St. Marys on Glynwood Rd. in Glynwood 40°34′59″N 84°19′5″W / 40.58306°N 84.31806°W / 40.58306; -84.31806 (Glynwood Catholic Church)  |  Auglaize  |     | 
  | 7  |  Gruenwald Convent  |  N/A  |  1854  |  Marion Township: 0.5 miles south of Cassella 40°24′1″N 84°33′3″W / 40.40028°N 84.55083°W / 40.40028; -84.55083 (Gruenwald Convent)  |  Mercer  |     | 
  | 8  |  Holy Family Catholic Church  |  Holy Family  |  1866  |  Wayne Township: State Route 185 at Frenchtown 40°14′46″N 84°31′25″W / 40.24611°N 84.52361°W / 40.24611; -84.52361 (Holy Family Catholic Church)  |  Darke  |     | 
  | 9  |  Holy Rosary Catholic Church  |  Holy Rosary  |  1867  |  St. Marys: junction of E. Spring and S. Pine Sts. 40°32′42″N 84°22′58″W / 40.54500°N 84.38278°W / 40.54500; -84.38278 (Holy Rosary Catholic Church)  |  Auglaize  |     | 
  | 10  |  Immaculate Conception Catholic Church Complex  |  Immaculate Conception  |  1903  |  Celina: Anthony and Walnut Sts. 40°33′7″N 84°34′22″W / 40.55194°N 84.57278°W / 40.55194; -84.57278 (Immaculate Conception Catholic Church Complex)  |  Mercer  |     | 
  | 11  |  Immaculate Conception Rectory at Botkins  |  Immaculate Conception  |  1887  |  Botkins: 116 N. Mill St. 40°28′9.6″N 84°10′57.8″W / 40.469333°N 84.182722°W / 40.469333; -84.182722 (Immaculate Conception Rectory at Botkins)  |  Shelby  |     | 
  | 12  |  Maria Stein Catholic Church and Rectory  |  St. John the Baptist  |  1889  |  Marion Township: St. John's Rd. and State Route 119 in Maria Stein 40°24′29″N 84°28′22″W / 40.40806°N 84.47278°W / 40.40806; -84.47278 (Maria Stein Catholic Church and Rectory)  |  Mercer  |     | 
  | 13  |  Maria Stein Convent  |  N/A  |  1846  |  Marion Township: St. John's and Rolfes Rd. in Maria Stein 40°24′57″N 84°28′34″W / 40.41583°N 84.47611°W / 40.41583; -84.47611 (Maria Stein Convent)  |  Mercer  |     | 
  | 14  |  Minster Elementary School  |  N/A  |  1904  |  Minster: Lincoln St. 40°23′42″N 84°22′44″W / 40.39500°N 84.37889°W / 40.39500; -84.37889 (Minster Elementary School)  |  Auglaize  |     | 
  | 15  |  Philothea Catholic Church and Priest House  |  St. Mary  |  1871  |  Butler Township: Philothea Rd & Tangeman Rd in Philothea, between St. Henry and Coldwater 40°27′3″N 84°39′18″W / 40.45083°N 84.65500°W / 40.45083; -84.65500 (Philothea Catholic Church and Priest House)  |  Mercer  |     | 
  | 16  |  Sacred Heart of Jesus Rectory  |  Sacred Heart of Jesus  |  1911  |  Van Buren Township: State Routes 29 and 119 at McCartyville 40°23′42.4″N 84°15′16.6″W / 40.395111°N 84.254611°W / 40.395111; -84.254611 (Sacred Heart of Jesus Rectory)  |  Shelby  |     | 
  | 17  |  St. Aloysius Catholic Church  |  St. Aloysius  |  1875  |  Marion Township: U.S. Route 127 and State Route 274, west of Carthagena 40°26′11″N 84°34′12″W / 40.43639°N 84.57000°W / 40.43639; -84.57000 (St. Aloysius Catholic Church)  |  Mercer  |     | 
  | 18  |  St. Anthony Catholic Church, Padua  |  St. Anthony  |  1869  |  Washington Township: State Route 49 and St. Anthony Rd. in Padua 40°30′32″N 84°47′7″W / 40.50889°N 84.78528°W / 40.50889; -84.78528 (St. Anthony Catholic Church, Padua)  |  Mercer  |     | 
  | 19  |  St. Augustine Catholic Church  |  St. Augustine  |  1848  |  Minster: N. Hanover St. 40°23′40″N 84°22′47″W / 40.39444°N 84.37972°W / 40.39444; -84.37972 (St. Augustine Catholic Church)  |  Auglaize  |     | 
  | 20  |  St. Bernard Catholic Church and Rectory  |  St. Bernard  |  1906  |  Burkettsville: Main St. 40°21′8″N 84°38′45″W / 40.35222°N 84.64583°W / 40.35222; -84.64583 (St. Bernard Catholic Church and Rectory)  |  Mercer  |     | 
  | 21  |  St. Charles Seminary and Chapel  |  St. Charles  |  1906  |  Marion Township: 0.5 miles south of Carthagena, off U.S. Route 127 40°25′57″N 84°33′48″W / 40.43250°N 84.56333°W / 40.43250; -84.56333 (St. Charles Seminary and Chapel)  |  Mercer  |     | 
  | 22  |  St. Francis Catholic Church and Rectory  |  St. Francis  |  1906  |  Granville Township: Cranberry and Ft. Recovery-Minster Rd. in Cranberry Prairie 40°23′34″N 84°34′55″W / 40.39278°N 84.58194°W / 40.39278; -84.58194 (St. Francis Catholic Church and Rectory)  |  Mercer  |     | 
  | 23  |  St. Henry Catholic Church  |  St. Henry  |  1897  |  St. Henry: Main St. 40°25′3″N 84°38′19″W / 40.41750°N 84.63861°W / 40.41750; -84.63861 (St. Henry Catholic Church)  |  Mercer  |     | 
  | 24  |  St. John Catholic Church and Parish Hall  |  St. John  |  1850  |  Pusheta Township: southwestern corner of Schlemel and Van Buren Sts. in Fryburg 40°30′57.5″N 84°8′54.6″W / 40.515972°N 84.148500°W / 40.515972; -84.148500 (St. John Catholic Church and Parish Hall)  |  Auglaize  |     | 
  | 25  |  St. Joseph Catholic Church and Rectory  |  St. Joseph  |  1866  |  Recovery Township: Sawmill and St. Joe Rds. in St. Joe 40°25′41″N 84°44′19″W / 40.42806°N 84.73861°W / 40.42806; -84.73861 (St. Joseph Catholic Church and Rectory)  |  Mercer  |     | 
  | 26  |  St. Joseph Catholic Church and School  |  St. Joseph  |  1899  |  Wapakoneta: 309 S. Perry St. 40°34′4″N 84°11′43″W / 40.56778°N 84.19528°W / 40.56778; -84.19528 (St. Joseph Catholic Church and School)  |  Auglaize  |     | 
  | 27  |  St. Louis Catholic Church and Rectory  |  St. Louis  |  1914  |  North Star: east of U.S. Route 127 40°19′29″N 84°34′13″W / 40.32472°N 84.57028°W / 40.32472; -84.57028 (St. Louis Catholic Church and Rectory)  |  Darke  |     | 
  | 28  |  St. Michael Catholic Church Complex  |  St. Michael  |  1849  |  Fort Loramie: State Route 705 east of State Route 66 40°21′5″N 84°22′19″W / 40.35139°N 84.37194°W / 40.35139; -84.37194 (St. Michael Catholic Church Complex)  |  Shelby  |     | 
  | 29  |  St. Nicholas Catholic Church and Rectory  |  St. Nicholas  |  1907  |  Osgood: State Route 705 and Washington St. 40°20′26″N 84°29′33″W / 40.34056°N 84.49250°W / 40.34056; -84.49250 (St. Nicholas Catholic Church and Rectory)  |  Darke  |     | 
  | 30  |  St. Patrick Catholic Church and Rectory  |  St. Patrick  |  1915  |  Van Buren Township: Hoying and Wright-Puthoff Rds. in St. Patrick 40°22′13.1″N 84°17′19″W / 40.370306°N 84.28861°W / 40.370306; -84.28861 (St. Patrick Catholic Church and Rectory)  |  Shelby  |     | 
  | 31  |  St. Paul's Catholic Church and Rectory  |  St. Paul  |  1889  |  Gibson Township: junction of Sharpsburg and Meiring Rds. in Sharpsburg 40°22′2″N 84°42′41″W / 40.36722°N 84.71139°W / 40.36722; -84.71139 (St. Paul's Catholic Church and Rectory)  |  Mercer  |     | 
  | 32  |  St. Peter Catholic Church and Rectory  |  St. Peter  |  1904  |  Recovery Township: St. Peter and Philothea Rds. in St. Peter 40°27′3″N 84°44′48″W / 40.45083°N 84.74667°W / 40.45083; -84.74667 (St. Peter Catholic Church and Rectory)  |  Mercer  |     | 
  | 33  |  St. Remy Catholic Church  |  St. Remy  |  1890  |  Russia: Main St. and Russia-Versailles Rd. 40°14′0.68″N 84°24′53.25″W / 40.2335222°N 84.4147917°W / 40.2335222; -84.4147917 (St. Remy Catholic Church)  |  Shelby  |     | 
  | 34  |  St. Rose Catholic Church Complex  |  St. Rose  |  1892  |  Marion Township: Main St. in St. Rose 40°24′26″N 84°30′53″W / 40.40722°N 84.51472°W / 40.40722; -84.51472 (St. Rose Catholic Church Complex)  |  Mercer  |     | 
  | 35  |  St. Sebastian Catholic Church and Rectory  |  St. Sebastian  |  1904  |  Marion Township: Sebastian Rd. and State Route 716A in Sebastian 40°26′41.65″N 84°31′1.13″W / 40.4449028°N 84.5169806°W / 40.4449028; -84.5169806 (St. Sebastian Catholic Church and Rectory)  |  Mercer  |     | 
  | 36  |  St. Wendelin Catholic Church, School, and Rectory  |  St. Wendelin  |  1870  |  Recovery Township: Ft. Recovery-Minster Rd. and Township Line in Wendelin 40°24′0″N 84°41′27″W / 40.40000°N 84.69083°W / 40.40000; -84.69083 (St. Wendelin Catholic Church, School, and Rectory)  |  Mercer  |     |