SC Const., Article III, Section 3

Number of members; enumeration of inhabitants. The House of Representatives shall consist of one hundred and twenty-four members, to be apportioned among the several Counties according to the number of inhabitants contained in each. Each County shall constitute one election district. An enumeration of the inhabitants for this purpose shall be made in the year Nineteen hundred and One, and shall be made in the course of every tenth year thereafter, in such manner as shall be by law directed: Provided, That the General Assembly may at any time, in its discretion, adopt the immediately preceding United States Census as a true and correct enumeration of the inhabitants of the several Counties, and make the apportionment of Representatives among the several Counties, according to said enumeration: Provided, further, That until the apportionment which shall be made upon the next enumeration shall take effect, the representation of the several Counties as they now exist (including the County of Saluda established by ordinance) shall be as follows: Abbeville, 5; Aiken, 3; Anderson, 5; Barnwell, 5; Beaufort, 4; Berkeley, 4; Charleston, 9; Chester, 3; Chesterfield, 2; Clarendon, 3; Colleton, 4; Darlington, 3; Edgefield, 3; Fairfield, 3; Florence, 3; Georgetown, 2; Greenville, 5; Hampton, 2; Horry, 2; Kershaw, 2; Lancaster, 2; Laurens, 3; Lexington, 2; Marion, 3; Marlboro, 3; Newberry, 3; Oconee, 2; Orangeburg, 5; Pickens, 2; Richland, 4; Saluda, 2; Spartanburg, 6; Sumter, 5; Union, 3; Williamsburg, 3; York, 4; Provided further, That in the event other Counties are hereafter established, then the General Assembly shall reapportion the Representatives between the Counties.