Solar Panel Cost in Alexandria, VA (2026)
Solar panel costs in Alexandria, VA typically run above the Virginia state average. A 6 kW system in Alexandria costs about $19,050 before the 30% federal ITC, with payback around 10.4 years at local utility rates.
Quick answer
In Alexandria, a 6 kW solar panel system costs about $19,050 installed (10.4-year payback). After the 30% federal tax credit, net cost is roughly $13,350. Annual savings: ~$1,160/year at 13.8¢/kWh.
Free quote comparison
Compare solar quotes in Alexandria
Free — compare pre-screened local installers. No obligation.
MySunROI may earn a fee if you request quotes through partner links. See our disclaimer.
Solar Panel Cost Calculator
Instant estimate with Solar Score™ — unique to MySunROI
Estimate for Virginia
$8,100net after 30% ITC
~4 kW · 10 panels · $11,600 before credits · 13.8¢/kWh
Annual savings
$771
Payback
10.5 yrs
25-year savings
$20,239
25-year savings timeline
Includes ~3% utility rate growth & 0.5%/yr panel degradation
Alexandria vs US Average
| Metric | VA | US avg |
|---|---|---|
| 6 kW system (before credit) | $19,050 | $16,271 |
| Net cost after 30% ITC | $13,350 | $11,390 |
| Cost per watt | $0.00/W | — |
| Annual electricity savings | $1,160 | $1,335 |
| Payback period (years) | 10.4 yrs | 9 yrs |
| Electricity rate | 13.8¢/kWh | — |
Updated 2026-07-07. Estimates only.
What affects solar costs in Alexandria?
Alexandria metro solar pricing runs 10–20% above the Virginia state average, reflecting local labor, permitting, and installer competition. Solar installation costs in Virginia reflect local labor rates, permit fees, and utility interconnection rules. A typical 6 kW system runs $13,480–$23,870 before the 30% federal tax credit, with net cost around $9,440–$16,710.
Alexandria homeowners should compare at least three local quotes specifying panel brand, inverter type, and production guarantee. Virginia averages 13.8¢/kWh and 4.5 peak sun hours per day — moderate solar production potential for rooftop systems.
Utility rules in Virginia affect how solar credits apply to your bill — verify net metering or buyback terms for your specific provider serving Alexandria.
Alexandria solar ROI depends on Virginia electricity rates, local install competition, and roof suitability. Virginia install costs average $2.89/W with estimated 10.4-year payback on a 6 kW system — above US national averages.
Alexandria solar snapshot
- 6 kW system: $14,850 – $26,250
- After 30% ITC: $13,350
- Electric rate: 13.8¢/kWh · Peak sun: 4.5 hrs/day
- Payback: ~10.4 years · Annual savings: ~$1,160
How to maximize solar ROI in Alexandria
- Compare Alexandria installer quotes on cost per watt ($/W)
- Check Virginia incentives — state guide
- Review how to choose installers in Virginia
- Compare at least three installer quotes in Virginia
- Model payback using your actual utility rate and usage
Frequently Asked Questions
How much do solar panels cost in Alexandria?
A 6 kW solar system in Alexandria, VA typically costs $14,850–$26,250 before incentives, or $13,350 after the 30% federal tax credit.
Is solar worth it in Alexandria?
With 13.8¢/kWh electricity rates and 4.5 peak sun hours, Alexandria homeowners often see 10.4-year payback. Use our calculator for your roof and usage.
How does Alexandria compare to Virginia?
Alexandria install pricing is among the higher-cost metros in Virginia.
Related pages
How We Calculate Solar Costs
MySunROI estimates combine NREL residential PV installed-price benchmarks, EIA state electricity rates, and regional labor modifiers — updated 2026-07-07.
Estimates only. Last updated 2026-07-07. Estimates based on NREL PV cost benchmarks, EIA electricity rates, and 2026 installer pricing surveys.