According to the United States Census Bureau, the town of Guy has a total area of 5.5 square miles (14.3 km2), all land.

The racial makeup of the town was 96.04% White, 0.50% Black or African American, and 3.47% from two or more races.

[7] A small section of the city extends into the South Side School District.

[8] Starting on September 20, 2010 (of which the event on February 27, 2011, was the largest, at magnitude 4.7), the area around Guy was plagued by more than 500 earthquakes.

The temblors, ranging from 1.8 (barely noticeable) to 4.7 (very obvious), are being investigated by the US Geological Survey and the Arkansas Oil and Gas Commission.