Pa.S Closing Costs Among Nations HighestPATRICIA SABATINI, Pittsburgh Post-Gazette PITTSBURGH AP ― While mortgage rates have plunged to record lows, the cost of buying a home in Pennsylvania is being driven up by a related expense: sky-high closing costs.Pennsylvanians are paying among the steepest mortgage-related fees in the country, according to a new study by Bankrate.com. Closing costs in the state were the eighth-highest overall, averaging $4,236 on a $200,000 loan, 13 percent higher than the national average of $3,741, the survey said. Costs excluded property taxes, homeowners insurance and escrow fees.