Belgreen is a census-designated place and unincorporated community in Franklin County, Alabama, United States, located nine miles west of Russellville and nearly 17 miles east of Red Bay upon Alabama Highway 24. As of the 2010 census, its population was 129. Belgreen is a little district, composed of a condensed area of residency, the school, a small gas station, car wash, and a new Dollar General.

Belgreen was listed on the 1880 U.S. Census at the era it served as Franklin County Seat. It did not appear another time until 2010 past it was listed as a Census Designated Place or CDP.

Belgreen was the county chair of Franklin County along with 1878 and 1891. A publicize office was acknowledged in 1879, but it was far along closed. The Franklin County Career Technical Center is now located on the site where the county courthouse and jail later stood. Due to this, the road between the Career Technical Center and the Science Hall of Belgreen High School is named Jail Springs Road. The courthouse and jail existed upon this site after the county seat was moved from Frankfort, which is nearly seven miles north of Belgreen. The courthouse technical existed on the current grounds of the Career Technical Center until it burned and was eventually moved to Russellville.

Another attractive note is that the building that now exists as share of the After-School program at Belgreen High School was similar to a canning plant, one of the many businesses that similar to existed in Belgreen. Other businesses next included a second gas station and country growth at the dawn of Highway 49, as skillfully as a barber shop at the four-way intersection.