Arab is a city spread between two counties, the Cullman County, Alabama and Marshall County, Alabama. It is part of the Huntsville-Decatur Combined Statistical Area. The city has a total area of 12.9 square miles. 12.8 square miles of it is land and 0.1 square miles (0.62%) is water. It is situated at an elevation of 1,100 feet above mean sea level. The city is served by U.S. Highway 231 and Alabama State Route 69.
The city has a public library, a 100 acre park, and a recreation center. Downtown Arab has stores selling handmade items, antiques, clothing and unique gifts.
Arab's cost of living is 12.40% lower than the country average, making living cheaper here. Contributors to the local economy include production and transport of materials, professional occupations, sales and services.
The town gets about 52 inches of rain annually, with about 100 days having measurable precipitation. Snowfall is about 2 inches annually.