Solar Guide for San Diego Gas & Electric (SDG&E) Customers

If you're a San Diego Gas & Electric (SDG&E) customer considering solar energy, you're making a smart financial decision. With residential electricity rates averaging 42.1 cents per kWh, solar panels can dramatically reduce or even eliminate your monthly electric bill. The typical San Diego Gas & Electric (SDG&E) customer spends approximately $337 per month on electricity — money that could be working for you instead of going to the utility.

San Diego County

San Diego Gas & Electric (SDG&E) has a reduced rate net metering policy. While the buyback rate of 29.47¢/kWh is lower than the 42.1¢/kWh retail rate, solar remains highly economical. The key is to size your system to match your daytime consumption as closely as possible, maximizing direct savings at the retail rate. Any excess generation still earns you credits, just at the reduced buyback rate.

An 8kW solar system for a San Diego Gas & Electric (SDG&E) customer costs approximately $22,560 before the 30% federal Investment Tax Credit. After the ITC, your net cost drops to about $15,792. This system produces enough clean energy to save you approximately $6,061 per year, resulting in a payback period of roughly 2.9 years.

After your system pays for itself, you'll enjoy 19+ years of dramatically reduced electricity costs. Over a 25-year period, total savings for San Diego Gas & Electric (SDG&E) customers are estimated at $151,525 — and that's without accounting for the likely 2-3% annual increase in electricity rates that would make your savings even greater.