{"aO":{"cO":"What do solar panels cost in Westfield, NJ?","cP":"The average solar panel cost in Westfield, NJ as of August, 2025 is estimated at $3.49/W. The installation of a 5 kW solar panel system in Westfield, NJ will cost about $12,215 after federal tax credits.","cQ":"q"},"cR":"cd"}