 pleasants county is a county located in the state of west virginia. at the 2010 census, the population was 7,605, making it the third-least populous county in the state. its county seat is st. marys. the county was created by the virginia general assembly in 1851 and named for us senator and virginia governor james pleasants, jr..http://www.wvculture.org/history/wvcounties.html ==geography== according to the u.s. census bureau, the county has a total area of , of which  is land and  (3.3%) is water. ===major highways=== *20px west virginia route 2 *20px west virginia route 16 *20px west virginia route 807 ===adjacent counties=== *washington county, ohio (north) *tyler county (east) *ritchie county (southeast) *wood county (southwest) ===national protected area=== *ohio river islands national wildlife refuge (part) ==demographics== {{us census population |1860= 2945 |1870= 3012 |1880= 6256 |1890= 7539 |1900= 9345 |1910= 8074 |1920= 7379 |1930= 6545 |1940= 6692 |1950= 6369 |1960= 7124 |1970= 7274 |1980= 8236 |1990= 7546 |2000= 7514 |2010= 7605 |estimate= 7577 |estyear= 2013 |footnote=u.s. decennial census1790-1960 1900-1990{{cite web|url=http://www.census.gov/population/cencoun
1851_establishments_in_the_United_States Counties_of_Appalachia ParkersburgaMariettaaVienna_metropolitan_area Pleasants_County,_West_Virginia West_Virginia_counties West_Virginia_counties_on_the_Ohio_River