At Afrolumens Project, we have a record of Henry Poindexter in the 1920 census with Virginia and West Virginia roots, as follows:

1920 census, Steelton, Dauphin County, Pennsylvania--
Henry Poindexter, head of household, male, black, 45 years old. Can read and write. Born in West Virginia, father born in West Virginia, mother born in Virginia. Laborer at stone quarry. His wife was Ella Poindexter, age 46, born in Pennsylvania, her father born in Virginia, her mother born in Pennsylvania.

No further information, except that no Poindexters appear in our cemetery or death listings, indicating the family may have moved on.