{"$f":{"$U":"What do solar panels cost in Mercer County, WV?","$V":"The average solar panel cost in Mercer County, WV as of August, 2025 is estimated at $3.86/W. A 5 kW solar panel system will cost you around $13,510 in Mercer County, WV after the federal tax credit is applied.","$W":"c"},"$X":"$Z"}