How many counties are there in Oklahoma? As of 2024, there are a total of 77 counties in the state of Oklahoma. Among them, Beaver County is the oldest one (established in 1890) while Cotton County is the youngest (established in 1912). With population of 718,633, Oklahoma County is the most populated. The biggest county by land area is Osage County (5,830 km²) and the smallest is Marshall County (961 km²).| Countryaah.com
How many counties are there in Oregon? As of 2024, there are a total of 36 counties in the state of Oregon. Among them, Clackamas County is the oldest one (established in 1843) while Deschutes County is the youngest (established in 1916). With population of 790,670, Multnomah County is the most populated. The biggest county by land area is Harney County (26,250 km²) and the smallest is Multnomah County (1,127 km²).| Countryaah.com
How many counties are there in Utah? As of 2024, there are a total of 29 counties in the state of Utah. Among them, Salt Lake County is the oldest one (established in 1849) while Daggett County is the youngest (established in 1919). With population of 1,029,665, Salt Lake County is the most populated. The biggest county by land area is San Juan County (20,254 km²) and the smallest is Davis County (774 km²).| Countryaah.com
How many counties are there in Missouri? As of 2024, there are a total of 114 counties in the state of Missouri. Among them, Cape Girardeau County is the oldest one (established in 1812) while Saint Louis City is the youngest (established in 1876). With population of 1,000,438, Saint Louis County is the most populated. The biggest county by land area is Texas County (3,054 km²) and the smallest is Saint Louis City (160 km²).| Countryaah.com
