2020 census As of the
2020 census, The Galena Territory had a population of 1,500. The median age was 65.5 years. 9.1% of residents were under the age of 18 and 51.2% of residents were 65 years of age or older. For every 100 females there were 91.6 males, and for every 100 females age 18 and over there were 90.5 males age 18 and over. 0.0% of residents lived in urban areas, while 100.0% lived in rural areas. There were 753 households in The Galena Territory, of which 11.8% had children under the age of 18 living in them. Of all households, 66.1% were married-couple households, 12.7% were households with a male householder and no spouse or partner present, and 17.1% were households with a female householder and no spouse or partner present. About 26.3% of all households were made up of individuals and 17.1% had someone living alone who was 65 years of age or older. The population density was , and there were 2,027 housing units at an average density of . Of housing units, 62.9% were vacant. The homeowner vacancy rate was 7.1% and the rental vacancy rate was 34.6%.
Income and poverty The median income for a household in the CDP was $103,065, and the median income for a family was $106,667. Males had a median income of $92,353 versus $51,417 for females. The
per capita income for the CDP was $62,513. About 1.0% of families and 2.2% of the population were below the
poverty line, including none of those under age 18 and 2.8% of those age 65 or over. ==Facilities==