The invention relates to an indoor sport floor surface material, and belongs to the field of high polymer material technology. The surface material is characterized by comprising, following raw materials by weight: 80-100 parts of polypropylene, 20-30 parts of polyethylene, 2-5 parts of epoxidized soybean oil, 25-28 parts of glass fiber, 15-25 parts of calcium carbonate, 0.2-1 part of butyl hydroxyanisole, 0.1-0.5 part of antioxidant 1076, 0.2-0.5 part of a lubricant, 2-5 parts of tourmaline powder, 2-5 parts of a fire retardant, 1-2 parts of color master batch, 0.5-1 part of a silane coupling agent, and 0.2-0.5 part of ultraviolet ray absorber UVP-3270. The indoor sport floor surface material provided by the invention has advantages of good mechanical property, excellent weather resistance, and excellent flame retardant property. Meanwhile, the indoor sport floor surface material provided by the invention has a function of releasing anions, and the released anions are advantageous in that the anions are capable of sterilizing, disinfecting and improving human body immunity; and the released anions can contribute to the health of human bodies.