S&P Global Ratings assigned its 'AA-' rating to West Allis-West Milwaukee School District (SD), Wis.'s $8.38 million series 2020 general obligation (GO) refunding bonds. The outlook is stable. The series 2020 bonds are general obligations of the district, for which it pledges its full faith credit and taxing powers, without limitation as to rate or amount. Bond proceeds will be used to refund the series 2017 state trust fund loan for interest savings. The district has experienced steady growth in its tax base over the past 10 years as it transitions from a former heavy industrial area to an inner-ring Milwaukee suburb. Although it has experienced declining enrollment, its economic growth has translated to a robust financial position, as the