S&P Global Ratings assigned its 'AA' long-term rating to Mukwonago Area School District, Wis.' $36.695 million general obligation (GO) taxable refunding bonds, dated Dec. 1, 2020. At the same time, S&P Global Ratings affirmed its 'AA' long-term rating on the district's GO debt outstanding. The outlook is stable. The bonds are secured by the district's ad valorem property tax GO full faith and credit pledge, without limitation as to rate or amount. The district will use the bonds to refund the series 2016 GO bonds, for interest savings. The district has experienced significant growth in its tax base and student enrollment over the past decade, driven by residential expansion and its proximity to Milwaukee. This growth has translated into a