To the north of Spade is the Triple Arrow Ranch, a 1,000-acre spread with historic relics owned by Lamb County Commissioner's Court Judge William A. Anderson, Jr., and his wife, LeNora Jo Thompson.
According to the United States Census Bureau, the CDP has a total area of 2.0 square miles (5.1 km²), all of it land.
There were 38 households out of which 39.5% had children under the age of 18 living with them, 55.3% were married couples living together, 18.4% had a female householder with no husband present, and 15.8% were non-families. 15.8% of all households were made up of individuals and 7.9% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 2.84.
In the CDP the population was spread out with 28.0% under the age of 18, 15.0% from 18 to 24, 32.0% from 25 to 44, 15.0% from 45 to 64, and 10.0% who were 65 years of age or older. The median age was 29 years. For every 100 females there were 81.8 males. For every 100 females age 18 and over, there were 94.6 males.
The median income for a household in the CDP was $36,250, and the median income for a family was $36,875. Males had a median income of $23,750 versus $26,250 for females. The per capita income for the CDP was $11,917. There were 21.2% of families and 14.9% of the population living below the poverty line, including 12.8% of under eighteens and none of those over 64.
On July 1, 2006, Spade Independent School District, which formerly served Spade, merged with Olton ISD to form Olton ISD