Home Battery Cost in San Francisco, California
Local pricing, rebates, backup hours, and outage data for San Francisco homeowners.
Home Batteries in San Francisco: What to Know
San Francisco averages about 8 hours of grid outages a year, which is the main reason homeowners here install storage. A standard 13.5 kWh battery runs your essentials (fridge, lights, internet) for roughly 15 hours and installs for around $15,500.
On bills, a battery in San Francisco saves about $1,473 a year by storing cheap power and using it at peak times (a $0.37/kWh local peak-to-off-peak gap), or roughly $11,892 over 15 years. Note: the 30% federal battery tax credit expired at the end of 2025, so California state and utility programs are now the main incentives. The local utility is Pacific Gas & Electric. Most homeowners buy storage for resilience first — the bill savings are a bonus.
Cost & Backup Breakdown
Standard 13.5 kWh battery in San Francisco
15-Year Bill Savings Projection
Time-of-use arbitrage only — the backup/resilience value is on top of this.
Available Rebates
Common Questions
How much does a home battery cost in San Francisco?
A standard 13.5 kWh home battery in San Francisco, California costs about $15,500 installed. The federal 25D battery credit expired December 31, 2025.
How much backup power does a battery give in San Francisco?
A 13.5 kWh battery runs a San Francisco home's essentials for about 15 hours. San Francisco averages roughly 8 hours of grid outages a year, so a single battery covers most events.
Will a battery save money in San Francisco?
On time-of-use bills, a 13.5 kWh battery saves about $1,473 per year in San Francisco — around $11,892 over 15 years. Most San Francisco homeowners buy a battery primarily for backup power; the bill savings are a bonus.
Compare Battery Costs Near San Francisco
Planning other home-energy upgrades?
Solar, batteries, heat pumps and EV chargers all work together. Run the numbers on the rest of your electrification plan: