US residential solar · 2026 data

Solar Panels for a 2,000 sq ft Home in Virginia

SAVE

$0+

Over 25 Years

$16,100 Cost after ITC
12.3 yrs Payback
7.7 kW System size

Most homeowners need:

  • 18–23 panels
  • 7.7 kW system
  • $16,100 after tax credits
  • 12.3 year payback
✓ Updated monthly ✓ NREL data ✓ Reviewed by solar experts ✓ IRS tax credit included
· 3 min read ·By ·Reviewed by Green Energy Calculators Editorial Team

Without solar vs with solar

25-year cost comparison for a $300/month US electric bill.

Without solar

25-year utility cost

$54,700

Rates rise ~3% per year (EIA avg.)

With solar

Net system cost

$16,100

After 30% federal ITC

Your savings

Difference

+$38,600

Estimated lifetime advantage

500,000+
calculations completed
25,000+
users monthly

Trusted by US homeowners · Data sourced from

NREL EIA Energy.gov DSIRE IRS / SEIA
Author Mark Sullivan
Reviewed by Green Energy Calculators Editorial Team
Last updated
Sizing formula kW = Annual kWh ÷ (Peak Sun Hours × 365 × 0.82)

A 2,000 square foot home in Virginia typically uses about 899 kWh per month at the state average rate of 13.9¢/kWh (EIA). With 4.7 peak sun hours per day, most homeowners need a 7.7 kW solar system — roughly 20 panels at 400W. After the 30% federal ITC, net cost is about $16,100, with 12.3-year payback and $38,600+ in estimated 25-year savings.

Content roles: This page is your Virginia-specific sizing decision for 2,000 sq ft. For national methodology and roof/orientation depth, see the 2,000 sq ft national guide. For bill-based sizing, see $150/month (~$125/mo equivalent in Virginia). Policy depth: Virginia solar data.

How Many Solar Panels for a 2,000 sq ft House in Virginia?

Virginia electricity rates and sun hours change panel count versus the US average:

System size (kW) = Annual kWh ÷ (Peak sun hours × 365 × 0.82)

For 2,000 sq ft in Virginia:

  • Estimated monthly usage: ~899 kWh
  • Peak sun hours: 4.7 h/day
  • System size: 7.7 kW (~20 × 400W panels)
MetricVirginiaUS average
Rate13.9¢/kWh16.3¢/kWh
Sun hours4.7 h/day4.5 h/day
System size7.7 kW8.0 kW
Panels (400W)2021

Virginia requires a similar system than the national average for the same square footage. Use our solar system size calculator with your actual utility bills for a precise ZIP-level result.

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What Does Solar Cost for a 2,000 sq ft Home in Virginia After the ITC?

At $3.00/W installed (SEIA 2026), a 7.7 kW system in Virginia costs about $23,000 before incentives. The 30% ITC saves ~$6,900, for $16,100 net cost.

How Long Is Solar Payback on a 2,000 sq ft Home in Virginia?

A 7.7 kW system saving ~$1,305/year pays back in about 12.3 years after the ITC. At 3% rate escalation, 25-year utility spend totals ~$54,700 vs $16,100 net solar — $38,600+ lifetime advantage.

Solar vs utility company · 25-year comparison

Total cost of staying on the grid vs owning solar for a $300/month bill (national average assumptions).

Total utility payments

$54,700

Total solar cost (after ITC)

$16,100

Net savings

+$38,600

Avg. monthly difference

+$108/mo

See my savings →

Virginia Solar Incentives for a 2,000 sq ft Home

Virginia’s Solar Energy Development and Energy Storage Authority (SEDA) provides low-interest loans for solar installations. Dominion Energy Virginia and APCo offer net metering programs. Virginia’s Clean Economy Act set a 100% renewable electricity target by 2045, driving strong utility solar development. Income-qualified residents may access the Low Income Utility Access Program.

See Virginia solar incentives and DSIRE before signing a contract.

Virginia vs US Average: 2,000 sq ft Home Comparison

VirginiaUS average
Home size2,000 sq ft2,000 sq ft
System size7.7 kW8.0 kW
Net after ITC$16,100$16,800
Payback12.3 yrs11.0 yrs
Eq. monthly bill~$125~$147

Compare all states on the 2,000 sq ft by state hub or the $150/month bill hub.

Frequently asked questions

Direct answers for US homeowners in Virginia.

At Virginia's average rate of 13.9¢/kWh and 4.7 peak sun hours, a 2,000 sq ft home (~899 kWh/month) typically needs a 7.7 kW system — about 20 panels at 400W. See the [national 2,000 sq ft guide](/guides/how-much-do-solar-panels-cost-2000-sq-ft-home/) for methodology.

$150/month electric bill by state

System size and payback vary by electricity rate and sun hours — see your state.

Compare all 50 states for $150/mo →

Popular utility companies

Solar rules and net metering vary by utility — not just by state.

Methodology & data sources

Calculation method: System size uses NREL PVWatts derate factor (0.82). Costs based on SEIA 2026 installed cost ($2.75–$3.20/W). Payback uses net cost after 30% federal ITC (IRC Section 25D). Savings assume full-retail net metering unless noted.

Official sources: EIA state electricity rates · NREL PVWatts · Energy.gov ITC guide · DSIRE incentives · SEIA market data · IRS Publication 5695.

All figures are estimates for educational purposes — not tax, legal, or investment advice. Consult a licensed installer and CPA for your situation.

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