Midway is located on the Jefferson Davis Highway.
There were 189 households out of which 34.4% had children under the age of 18 living with them, 26.5% were married couples living together, 37.0% had a female householder with no husband present, and 33.9% were non-families. 31.7% of all households were made up of individuals and 12.7% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 3.06.
In the town the population was spread out with 29.8% under the age of 18, 9.6% from 18 to 24, 23.4% from 25 to 44, 21.9% from 45 to 64, and 15.3% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 71.2 males. For every 100 females age 18 and over, there were 63.8 males.
The median income for a household in the town was $12,143, and the median income for a family was $19,063. Males had a median income of $25,938 versus $18,750 for females. The per capita income for the town was $9,036. About 38.1% of families and 42.5% of the population were below the poverty line, including 52.4% of those under age 18 and 45.0% of those age 65 or over.