Abstract: A breakaway gate assembly includes a hinge subassembly rotatably mounted to a vertical hinge post, and a gate subassembly removably mounted to the hinge subassembly. The gate subassembly includes a gate body and a plurality of standoff features coupled thereto. The hinge subassembly comprises a vertical mounting plate forming a plurality of apertures configured to receive and secure a respective plurality of standoff features. Each of the plurality of apertures comprises a wide portion for receiving a head portion of one of the standoff features, and a narrow portion below the wide portion for receiving a stem portion of a respective standoff feature to position a portion of the vertical mounting plate between the vertical mounting surface and the respective bearing surface. The hinge subassembly also comprises a plurality of hinge rings coupled to the first plate surface, the plurality of hinge rings rotatably disposed around the vertical hinge post.