[3] According to the United States Census Bureau, the city has a total area of 0.69 square miles (1.79 km2), all land.

[6] Lake Drive / County 23 serves as a main route in the community.

The city of Lexington borders Blaine, Circle Pines, and Lino Lakes.

The landscape in the area is uniformly flat because the city sits entirely on the Anoka Sand Plain.

There were 861 housing units at an average density of 1,247.8 per square mile (481.8/km2).

25.7% of all households were made up of individuals, and 4.3% had someone living alone who was 65 years of age or older.

27.0% of all households were made up of individuals, and 5.7% had someone living alone who was 65 years of age or older.