The Scott County portion of Durant is part of the Davenport–Moline–Rock Island, IA-IL Metropolitan Statistical Area, while the Muscatine County portion of the city is part of the Muscatine Micropolitan Statistical Area.
According to the United States Census Bureau, the city has a total area of 1.0 square miles (2.6 km²), all of it land.
There were 672 households out of which 34.1% had children under the age of 18 living with them, 58.5% were married couples living together, 8.9% had a female householder with no husband present, and 30.2% were non-families. 26.8% of all households were made up of individuals and 17.3% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 3.01.
In the city the population was spread out with 26.4% under the age of 18, 7.3% from 18 to 24, 28.7% from 25 to 44, 20.6% from 45 to 64, and 17.1% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 88.0 males. For every 100 females age 18 and over, there were 86.6 males.
The median income for a household in the city was $41,681, and the median income for a family was $51,667. Males had a median income of $37,188 versus $22,500 for females. The per capita income for the city was $19,399. About 3.8% of families and 5.8% of the population were below the poverty line, including 4.2% of those under age 18 and 13.0% of those age 65 or over.