Oklahoma County, Oklahoma Oklahoma County, Oklahoma Oklahoma County is a county located in the central part of the U.S. state of Oklahoma. As of the 2010 census, the population was 718,633, making it the most populous county in Oklahoma. The county seat is Oklahoma City, the state capital. Oklahoma County is at the heart of the Oklahoma City Metropolitan Statistical Area. Oklahoma County is one of seven counties in the United States to share the same name as the state it is located in (the other six counties are Arkansas County, Hawaii County, Idaho County, Iowa County, New York County (known commonly as
Oklahoma State Highway 98 Oklahoma State Highway 98 State Highway 98, also abbreviated to SH-98 or OK-98, is a highway maintained by the U.S. state of Oklahoma. It travels for through McCurtain County It has one unsigned spur route, SH-98S. SH-98 began as a short spur from US-70 to Wright City in 1953. In 1958, it was extended to its present extent, although the routing north of US-70 differed from that of the present day. By 1982, the highway had taken on its current routing and termini. SH-98 begins at the eastern SH-37 about north of the Red River (the Texas state line) and