Home Batteries · Published 2026-07-13
The 10 Most Expensive States for a Home Battery (2026)
The ten most expensive states for a home battery installation, ranked from the same July 2026 dataset that powers our calculators — with full state breakdowns.
Figures are installed home-battery averages. The value side varies even more than the cost side: time-of-use rate spreads and outage exposure decide whether a battery earns its keep. Here are the ten most expensive states, every figure linking to that state's full breakdown.
| # | State | Typical system, installed |
|---|---|---|
| 1 | New York | $16,500 |
| 2 | Massachusetts | $16,500 |
| 3 | Alaska | $16,500 |
| 4 | Rhode Island | $16,000 |
| 5 | Hawaii | $16,000 |
| 6 | Connecticut | $16,000 |
| 7 | Vermont | $15,500 |
| 8 | New Hampshire | $15,500 |
| 9 | Maine | $15,500 |
| 10 | California | $15,500 |
#1: New York
New York is one of the most expensive states for a home battery installation, ranking #50 of 50 at $16,500 — about 15% above the national average.
#2: Massachusetts
Massachusetts is one of the most expensive states for a home battery installation, ranking #49 of 50 at $16,500 — about 15% above the national average.
#3: Alaska
Alaska is one of the most expensive states for a home battery installation, ranking #48 of 50 at $16,500 — about 15% above the national average.
Run your own numbers
Batteries pay off where time-of-use spreads are wide or outages are common — cost alone doesn’t settle it.
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