Lea Park is an unincorporated community in Alberta, Canada. It is located in east-central Alberta, between Lloydminster and Bonnyville. The community was established on the banks of the North Saskatchewan River at its confluence with the Vermilion River, at an elevation of 545 meters. The Jubilee Regional Park, administered by the village of Marwayne, …Lea Park is an unincorporated community in Alberta, Canada. It is located in east-central Alberta, between Lloydminster and Bonnyville. The community was established on the banks of the North Saskatchewan River at its confluence with the Vermilion River, at an elevation of 545 meters. The Jubilee Regional Park, administered by the village of Marwayne, is located north of the community, along with the Lea Park golf course.