Greasewood is located at (35.525467, -109.865005).
There were 126 households out of which 49.2% had children under the age of 18 living with them, 54.0% were married couples living together, 22.2% had a female householder with no husband present, and 15.1% were non-families. 13.5% of all households were made up of individuals and 2.4% had someone living alone who was 65 years of age or older. The average household size was 4.12 and the average family size was 4.55.
In the CDP the population was spread out with 47.2% under the age of 18, 9.6% from 18 to 24, 24.3% from 25 to 44, 16.2% from 45 to 64, and 2.8% who were 65 years of age or older. The median age was 19 years. For every 100 females there were 91.7 males. For every 100 females age 18 and over, there were 95.5 males.
The median income for a household in the CDP was $16,583, and the median income for a family was $20,234. Males had a median income of $28,333 versus $18,750 for females. The per capita income for the CDP was $5,490. About 42.2% of families and 43.6% of the population were below the poverty line, including 47.5% of those under age 18 and 35.3% of those age 65 or over.
Holbrook Junior High School and Holbrook High School, in Holbrook, serve Greasewood.