[2] Hayden Mountain is a broad, low ridge that rises to the northwest above the town.

Alabama State Route 160 passes through the center of the town, leading 5 miles (8 km) southwest to Interstate 65 north of Warrior, and northeast 13 miles (21 km) to Cleveland.

According to the U.S. Census Bureau, the town of Hayden has a total area of 4.0 square miles (10.3 km2), all land.

[3] Hayden has a spread out area consisting of many enclaves and exclaves within the town and the rest of Blount County.

[4] As of the 2020 United States census, there were 1,342 people, 433 households, and 316 families residing in the town.

The racial makeup of the town was 389 (87.61%) white, 39 (8.78%) black, 3 (0.68%) Native American, 1 (0.23%) Asian, and 12 (2.7%) from two or more races.