Solar Calculators for San Antonio, Texas

Free tools pre-loaded with San Antonio sun hours, electricity rates, and Texas net metering policy.

Peak sun hours

5.6

hrs/day annual avg

Avg electricity rate

12.0¢

per kWh (CPS Energy)

Typical install cost

$2.6/W

Texas median (2026)

Net metering policy: Avoided-cost credit only

Typical 8 kW system in San Antonio

Annual production

16,352 kWh

Year-1 savings

$1,962

System cost (est.)

$20,800

Simple payback

~11 yrs

Estimates based on 5.6 peak sun hours, 12.0¢/kWh, and $2.6/W installed cost. No federal tax credit (Section 25D expired Dec 31, 2025).

Size my system

kW needed from your bill

Savings calculator

25-year savings & ROI

Payback period

Break-even analysis

Solar potential

Address-based production

TOU optimizer

Model peak/off-peak rates

Quote checker

Is my quote a fair price?

Available to San Antonio homeowners. Note: the federal Section 25D residential solar credit expired December 31, 2025.

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