...The 'AA' IDR and underlying ULT rating reflect the district's high level of financial resilience, solid expenditure flexibility and moderate long-term liability burden. The ratings also incorporate the district's limited independent ability to raise revenues. Economic Resource Base: Pearland ISD is situated about 20 miles south of Houston's central business district in Brazoria County and serves a 2018 population estimate of about 109,000. For several years, the district experienced continual enrollment gains as a result of the growing population in the Houston metropolitan area; however, in recent years enrollment has slowed. Since the 2015-2016 academic/fiscal year, enrollment has remained between 21,000 and 22,000 students....