Due to being above the 10% quota threshold the 2020 Boundary redistribution the Gawler River has again become the northern boundary with Port Gawler, Middle Beach and Two Wells within the Adelaide Plains Council moving to a redrawn Electoral district of Frome and the southern boundary also changing with the suburbs of Burton, Direk and remaining portion of Salibury North from the City of Salisbury moving to the Electoral district of Ramsay.
Due to surpassing the 10% quota limit, the 2020 Boundary redistribution placed Gawler River as the northern boundary including Port Gawler, Middle Beach, and Two Wells under Adelaide Plains Council in the Frome Electoral district. The southern boundary changed with suburbs of Burton, Direk, and the remaining part of Salisbury North moving to Ramsay Electoral district.