Dorchester is a city in Grayson County, Texas, United States. The population was 69 at the 2020 census, significantly down from 148 at the 2010 census. It is part of the Sherman–Denison Metropolitan Statistical Area.
Geography
Dorchester is located in southern Grayson County southwest of Sherman, the county seat, and north of McKinney.
According to the United States Census Bureau, Dorchester has a total area of , all land.<br>2020 Census
| align-fn = center
2020 census
As of the 2020 census, Dorchester had a population of 69 and a median age of 37.1 years; 21.7% of residents were under the age of 18 and 17.4% were 65 years of age or older. For every 100 females there were 91.7 males, and for every 100 females age 18 and over there were 107.7 males age 18 and over.
0.0% of residents lived in urban areas, while 100.0% lived in rural areas.
There were 32 households in Dorchester, of which 46.9% had children under the age of 18 living in them. Of all households, 40.6% were married-couple households, 34.4% were households with a male householder and no spouse or partner present, and 18.8% were households with a female householder and no spouse or partner present. About 21.9% of all households were made up of individuals and 15.7% had someone living alone who was 65 years of age or older.
! Race !! Number !! Percent
|-
| White || 54 || 78.3%
|-
| Black or African American || 0 || 0.0%
|-
| American Indian and Alaska Native || 1 || 1.4%
|-
| Asian || 2 || 2.9%
|-
| Native Hawaiian and Other Pacific Islander || 0 || 0.0%
|-
| Some other race || 9 || 13.0%
|-
| Two or more races || 3 || 4.3%
|-
| Hispanic or Latino (of any race) || 9 || 13.0%
|}
2000 census
As of the 2000 census, there were 109 people, 43 households, and 31 families residing in the city. The population density was . There were 47 housing units at an average density of . The racial makeup of the city was 92.66% White and 7.34% from other races. Hispanic or Latino of any race were 11.01% of the population.