Rison is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

in Charles County,

Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...

, United States. The Rison post office was established in 1905, but the area's residents are now part of the 20640 zip code area for nearby Indian Head. The community's elevation is 50 feet and it had a population of 50 in 1941. Revolutionary War General

William Smallwood William Smallwood (1732February 14, 1792) was an American planter, soldier and politician from Charles County, Maryland. He served in the American Revolutionary War, rising to the rank of major general. He was serving as the fourth Governo ...

's home is preserved at Smallwood State Park in Rison along the Mattawoman Creek. Sweden Point Marina, site of major fishing tournaments, is located within the park, and used to be known as Sweetman's Landing. The site of historic Grinder's Wharf, in the mid-19th century an active steamship port for the Washington Steamship Lines, is off Upham Road in Rison. The residential subdivision Rison Acres was platted in 1973, the same year as the nearby Smallwood Estates subdivision. From 1955 to 2000, Robert Linkins, born in Rison, operated a one-man sawmill in Rison; the dirt road to his sawmill is now officially Linkins Road on Maryland State Route 224. Linkins died in 2008. Obituary
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References

Unincorporated communities in Charles County, Maryland Unincorporated communities in Maryland {{CharlesCountyMD-geo-stub