Warren County is a county located in the southwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 242,337. Its county seat is Lebanon and largest city is Mason. The county is one of Ohio's most affluent, with the highest median income of the state's 88 counties. The county was established on May 1, 1803, from Hamilton County; it is named for Dr. Joseph Warren, a hero of the Revolution who sent Paul Revere and the overlooked William Dawes on their famous rides and who died at the Battle of Bunker Hill. Warren County is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area.
Butler County is a county located in the southwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 390,357. Its county seat and largest city is Hamilton. It is named for General Richard Butler, who died in 1791 during St. Clair's Defeat. Located along the Great Miami River, it is also home to Miami University, a public university founded in 1809. Butler County is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area. The majority of the county is in District 52 of the State House.
Mason is a city in southwestern Warren County, Ohio, United States, approximately 22 miles (35 km) north of downtown Cincinnati. As of the 2020 census, Mason's population was 34,792. It is home to Kings Island amusement park and one of the largest tennis stadiums in the world, the Lindner Family Tennis Center, home of the Cincinnati Open, one of the world's top tennis tournaments for both men and women.
South Lebanon is a city located in Union and Hamilton Townships in central Warren County in the southwestern part of the U.S. state of Ohio. The population was 6,384 at the 2020 census.
Loveland is a city in Hamilton, Clermont, and Warren counties in the southwestern part of the U.S. state of Ohio. The population was 13,307 at the 2020 census. Considered part of the Cincinnati metropolitan area, Loveland is located near exit 52 off Interstate 275, about 15 miles (24 km) northeast of the Cincinnati city limits. It borders Symmes, Miami and Hamilton townships and straddles the Little Miami River. Once a busy railroad town, Loveland is now a major stop along the Little Miami Scenic Trail.
Symmes Township is one of the twelve townships of Hamilton County, Ohio, United States. The population was 15,642 as of the 2020 census.
Indian Lake is a reservoir in Logan County, western Ohio, in the United States. It is approximately 20 miles (32 km) southeast of Lima. It is fed by the north and south forks of the Upper Great Miami River, Cherokee Mans Run, Blackhawk Creek, and Van Horn Creek. The outlet of the lake, at the bulkhead or "spillway" built in the 1850s by Irish laborers, is the beginning of the Great Miami River. At 5,104 acres (2,066 ha), Indian Lake is the second largest inland lake in Ohio.
The Little Miami River is a Class I tributary of the Ohio River that flows 111 miles (179 km) through five counties in southwestern Ohio in the United States. The Little Miami joins the Ohio River east of Cincinnati. It forms parts of the borders between Hamilton and Clermont counties and between Hamilton and Warren counties. The Little Miami River is one of 156 American rivers designated by the U.S. Congress or the Secretary of the Interior as a National Wild and Scenic River and lends its name to the adjacent Little Miami Scenic Trail.
Turtlecreek Township is one of the eleven townships of Warren County, Ohio, United States. It is in the central part of the county and surrounds the county seat of Lebanon. Turtlecreek is the largest township in the county, originally containing sixty-three whole and seven fractional sections. The population was 17,644 as of the 2020 census.
Union Township is one of the eleven townships of Warren County, Ohio, United States, located in the central part of the county. It was established January 3, 1815 and named Union as it was formed from parts of Deerfield and Turtlecreek Townships. The population was 6,251 as of the 2020 census.
Wayne Township is one of the eleven townships of Warren County, Ohio, United States. It is located in the northeast part of the county and includes the village of Waynesville, Ohio. The population was 8,658 at the 2020 census. Caesar Creek State Park is located in the township.
Hamilton Township is one of the eleven townships of Warren County, Ohio, United States. It is located in the south central portion of the county. The population was 30,587 at the 2020 census.
Deerfield Township is one of the eleven townships of Warren County, Ohio, United States. The township is located in the southwest corner of the county and is part of the Cincinnati metropolitan area. The population was 40,525 as of the 2020 census.
Oregonia is an unincorporated community in northwestern Washington Township, Warren County, Ohio, United States, on the east shore of the Little Miami River about five miles northeast of Lebanon and six miles south of Waynesville. The ZIP Code for Oregonia is 45054.
Fosters is an unincorporated community in southern Warren County, Ohio, United States. It straddles the Little Miami River in Deerfield and Hamilton Townships. It is located about two miles southwest of Hopkinsville, two miles west of Maineville, and two miles northeast of Twenty Mile Stand just off U.S. Route 22/State Route 3, the 3C Highway. The community is in the Kings Local School District and is served by the Maineville post office. The settlement was originally called Foster's Crossing. The community was named after the local Foster family.
The Middletown and Cincinnati Railroad is a historic railroad that operated in the southwest portion of the U.S. state of Ohio.
Lemon Township is one of thirteen townships in Butler County, Ohio, United States. Located in the northeastern part of the county, it includes most of the city of Monroe. It had a population of 16,885 at the 2020 census. It is the only Lemon Township statewide.
The Peters Cartridge Company was a company located along the Little Miami River in Kings Mills, Ohio, which specialized in gunpowder and ammunition production. Founded in 1887 by Gershom Moore Peters, the company supplied military ammunition to various countries during both world wars. Following its demise in 1944, the site was repurposed by Columbia Records and later Seagram, before being abandoned in 1968 and falling into disrepair. Its historic buildings, built in 1916, were added to the National Register of Historic Places in 1985. A brewery and apartment complex themed to the defunct company was constructed on site in 2020, in which many structures were restored and the company's history was placed on display for guests.
Mathers Mill, alternately called Mathers Mills or Mather's Mills, is an unincorporated community in Warren County, Ohio, United States. It is approximately five miles east of Lebanon, and two miles south of Oregonia in eastern Turtlecreek Township. The area is served by the Oregonia post office, and Lebanon phone exchange and school district. Wilmington Road crosses the Little Miami River and intersects Corwin Road in this area. The bridge is known as the Mathers Mill bridge and the steep hill up out of the valley is sometimes referred to as Mathers Mill Hill.
Union District, formerly Union Magisterial District, is one of five historic magisterial districts in Jackson County, West Virginia, United States. The district was originally known as Hushan's Mills Township, one of five civil townships established in 1863, at the height of the Civil War; it was subsequently given the patriotic name of Union Township. In 1872, West Virginia's townships were converted into magisterial districts. When Jackson County was redistricted in the 1990s, the area of Union District was included in the new Western Magisterial District. However, the county's historic magisterial districts continue to exist in the form of tax districts, serving all of their former administrative functions except for the election of county officials.
