Allison Gap is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

and

census-designated place A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, such ...

Smyth County Smyth County is a county located in the U.S. state of Virginia. As of the 2020 census, the population was 29,800. Its county seat is Marion. History Smyth County was formed on February 23, 1832, from Washington and Wythe counties. The county ...

Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...

. It was defined as a

(then termed an unincorporated place) at the

1950 United States Census The United States census of 1950, conducted by the Census Bureau, determined the resident population of the United States to be 150,697,361, an increase of 14.5 percent over the 131,669,275 persons enumerated during the 1940 census. This was ...

where it had a population of 1,015.1950 Census of Population
" U.S. Census Bureau. Retrieved on August 18, 2010. It did not reappear at subsequent censuses until 2020 when it was relisted as a CDP with a population of 610.

Climate

Climate in this area has mild differences between highs and lows, and there is adequate rainfall year-round. The

Köppen Climate Classification The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notabl ...

subtype for this climate is " Cfb". (Marine West Coast Climate/

Oceanic climate An oceanic climate, also known as a marine climate, is the humid temperate climate sub-type in Köppen classification ''Cfb'', typical of west coasts in higher middle latitudes of continents, generally featuring cool summers and mild winters ( ...

).Climate Summary for Allison Gap, Virginia
/ref>

References

Unincorporated communities in Smyth County, Virginia Unincorporated communities in Virginia Former census-designated places in Virginia {{SmythCountyVA-geo-stub