← Back to Main Solar Calculator
Get a free, personalized solar savings estimate for Washington DC. No email required.
| 🏆 National Ranking (2025) | #43 out of 50 states |
|---|---|
| ☀️ Average Peak Sun Hours | 4.0 hrs/day |
| ⚡ Average Electricity Rate | $16.8/kWh |
| 🏠 Typical 6kW System Cost (after 30% ITC) | $22,500 |
| 📈 Estimated Payback Period | 9 years |
| 🔌 Net Metering Policy | 强制净计量，全额回购 |
| 💰 25-Year Total Savings (est.) | $56,250+ |
Federal Tax Credit (ITC): 30% of total system cost, available in all 50 states through 2032.
Local Utility: Pepco may offer additional rebates.
Every home in Washington DC is different. Your roof direction, local electricity rate, and available roof space all affect your savings.
Go to Free Solar Calculator →华盛顿特区有全美最慷慨的太阳能补贴之一，并且net metering政策非常友好。
华盛顿特区典型4kW系统，月均节省$112，回本9年。
Estimated monthly savings: $208 | Yearly: $2500
强制净计量，全额回购
A typical 6kW solar system in Washington DC saves about $208/month, or $2500/year. Over 25 years, total savings exceed $56,250.
South-facing roofs capture the most sunlight. Southeast/southwest capture 92-95%. East/west capture 80-85%. North-facing is not recommended.
Free calculator, 30 seconds, no email required.
Calculate My Solar Savings →Data sourced from SEIA, EIA (2025-2026). Estimates are for illustrative purposes.