Solar in Oakton, VA
With Dominion Energy Virginia's electricity at about 16.3¢ per kWh and 1,335 kWh of sun per kW, solar is worth it for a typical Oakton home today: about a 12.8-year payback.
- Payback, typical home
- 12.8 yrsVirginia: 12.3 yrs
- 25-year net
- $34,292after paying $26,285
- Sun
- 1,335kWh per kW per year
- Electricity
- 16.3¢10% below U.S. average
A typical Oakton home, by the numbers
| Utility | Dominion Energy Virginia |
|---|---|
| Electricity use | 1,038 kWh a month |
| Best-value system | 9.3 kW, about 22 panels, 12,418 kWh a year (100% of use) |
| Cost | $26,285 |
| First-year savings | $1,953 |
| Payback | 12.8 years |
| Exported power | 15¢/kWh (Dominion Energy Virginia) |
Cash purchase, no federal credit, 3.0% yearly rate increases. Run it with your own numbers.
Homes in Oakton
- Owner-occupied homes
- 67%
- Single-family detached
- 35%
- Median home value
- $792k
- Median year built
- 1983
- Population
- 36,528
- Roofs suitable for solar†
- 69%
Census ACS 2020–2024. †Share of 4,895 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Oakton
Public installation records for Virginia don't name installers, so we can't rank local companies here. Browse installers in Virginia.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Oakton
Is solar worth it in Oakton, VA?
For a typical home in Oakton, solar is worth it at 2026 prices: a 9.3 kW system costs about $26,285 after state incentives, saves about $1,953 in year one and pays back in about 12.8 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Oakton?
About 1,335 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 3% less than the Virginia average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Oakton?
Most homes in Oakton are served by Dominion Energy Virginia, at about 16.3¢ per kWh on average.
How much do solar panels cost in Oakton?
A fair cash price is around $2.95 per watt before incentives, so about $26,285 for a 9.3 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Fairfax 12.8 yrs
- Fair Oaks 12.8 yrs
- Tysons 12.6 yrs
- Reston 12.7 yrs
- West Falls Church 12.3 yrs
- Annandale 12.3 yrs
- McLean 12.5 yrs
- Burke 12.7 yrs
- All of Virginia
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.