The utility model discloses an inflatable water polo goal and a water polo training field. The inflatable water polo goal comprises a plurality of inflatable rods with nodes formed by interconnection; wherein the rods include two gate pillars and a crossbeam for defining a goal frame, a plurality of bottom rods and side rods placed horizontally on the bottom for defining the corresponding left and right side of the goal, one or more charging/exhausting valves disposed in the inflatable rods; the side rods are connected with the crossbeam, the gate pillars and the bottom rods to define goal sides; the gate pillars are extended to underground by a certain length; the rear portion of the goal is extended backwards to form a plurality of balance rods; the bottom of the goal is hung with weights. The water polo training field comprises at least two inflatable water polo goals and inflatable waterlines for connecting the two inflatable water polo goals. The utility model is convenient for carrying and folding; is used conveniently; has not high requirements to places, has a wide application range and high safety.