50 x 100 equals how many square feet
Making the world better, one answer at a time. 50' X 100' = 5,000 sq. ft. 5,000 sq. ft. = 0.114784 acres. An acre is 43,560 square feet (sg. ft). 5,000 sq. ft. divided by 43,560 = 0.114784 acres.n acre is 43,560 square feet, so an area 100 feet x 100 feet (10,000 square feet) is about 0.23 of an acre, less than a quarter acre. + 16 others found this useful. Deborah Gregory. Edit.