As of May 2025, the average storage system cost in Boston, MA is $1690/kWh. Given a storage system size of 13 kWh, an average storage installation in Boston, MA ranges in cost from $18,674 to $25,266, with the average gross price for storage in Boston, MA coming in at. . Homeowners can expect to offset 100% of their electricity costs while achieving a return on investment (ROI) in as little as 5 to 8 years. The Solar Costs Comparison dashboard below lets you explore how much solar systems in MA have cost by county, installer, ownership type, and year up through 2024. It shows median prices of. . Boston homeowners are discovering solar energy as a practical solution to one of the region's biggest challenges: electricity costs. Battery storage systems also provide backup power during outages, ensuring. .
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