Joachim Township, Jefferson County, Missouri

Horine is an unincorporated community and census-designated place (CDP) in Jefferson County, Missouri, United States. The population was 821 at the 2010 census, down from 923 in 2000.

Munsons is an unincorporated community in Jefferson County, in the U.S. state of Missouri.The community has the name of one Judge Munson, a pioneer citizen.

Mapaville is an unincorporated community in Jefferson County, Missouri, United States. It is located approximately halfway between Festus and Hillsboro, at the intersection of routes A and Z.

Bailey is an unincorporated community in Jefferson County, in the U.S. state of Missouri.

Ludwig is an unincorporated community in Jefferson County, in the U.S. state of Missouri. The community was named for an individual identified as "Mr. Ludwig," who produced lime in the area.

Jarvis is an unincorporated community in Jefferson County, in the U.S. state of Missouri. Jarvis is located approximately 1.5 miles northwest of Mapaville and 2.5 miles southeast of Goldman.

Donnell is an unincorporated community in Jefferson County, in the U.S. state of Missouri.The community has the name of Eli Donnell, an early settler.

Buck Creek is a stream in Jefferson County in the U.S. state of Missouri. It is a tributary of Joachim Creek.The stream headwaters arise at 38°08′52″N 90°27′04″W just northwest of US Route 67 and it flows northeast roughly parallel to that route for about two miles. The stream turns north for about 1.5 miles to its confluence with Joachim Creek about two miles west of Festus at 38°12′47″N 90°26′33″W.Buck Creek most likely was named for the bucks (male white-tailed deer) in the area.

Sandy Creek is a stream in Jefferson County in the U.S. state of Missouri. It is a tributary of Joachim Creek which it enters just south of Pevely adjacent to I-55. The stream flows through the Sandy Creek Covered Bridge State Historic Site where it is crossed by the Sandy Creek Covered Bridge.Sandy Creek was named for the sandy character of the creek bed.

Festus High School is a public high school in Festus, Missouri. It is a part of the Festus R-VI School District. It is the only high school in the school district. The school has 1,011 students. In 2018, the school earned a bronze medal for academic achievement due to a higher proficiency in reading and math in comparison to the state's average.

Festus R-IV School District is the school district serving Festus, Missouri and adjacent portions of unincorporated Jefferson County, Missouri.

Twin City Christian Academy (TCCA) is a Christian K-12 Private School located in Festus, Missouri. The institution was founded in 1974.