{"$G":{"as":"What do solar panels cost in Kailua CDP (Hawaii County), HI?","at":"In Kailua CDP (Hawaii County), HI, the mean cost per watt for solar panels as recorded in August, 2025 is $3.74/W. The cost of installing a 5 kW solar panel system in Kailua CDP (Hawaii County), HI is about $13,090 post federal tax credit.","au":"a"},"av":"an"}