Solar Panel Savings in Rexburg, ID

Calculate how much you can save with solar panels in Rexburg, Idaho. Based on 5.3 peak sun hours/day and 11.2¢/kWh average electricity rate.

5.3

Peak Sun Hours/Day

11.2¢

Avg Rate (¢/kWh)

14.2 yr

Payback Period

$35k

25-Year Savings

Rexburg Solar Overview

Population:35,399
Sunny Days/Year:210
Avg Temperature:48°F
Solar Penetration:4.9%
Utility Company:Idaho Power
Net Metering:Available

Calculate Your Rexburg Solar Savings

3 kW15 kW

Rexburg average: $101/mo

South-facing roofs produce the most energy

Add $8,000-$12,000 for whole-home battery backup

Annual Production

9,286

kWh/year

Annual Savings

$1,038

per year

Net System Cost

$14,364

after 30% ITC

Payback Period

13.8 yr

break-even time

25-Year Total Savings

$35,456

Monthly Savings

$87

Federal Tax Credit

$6,156

Cumulative Savings vs System Cost

$0k$9k$19k$28k$37kYr 0Yr 5Yr 10Yr 15Yr 20Yr 25System CostBreak-even
Cumulative Savings System Cost

Cost Breakdown

ItemRexburgNational Avg
Gross System Cost (6kW)$20,520$17,100
Federal Tax Credit (30%)-$6,156-$5,130
Net System Cost$14,364$11,970
Cost Per Watt$3.42/W$2.85/W

Solar Potential in Rexburg

Sun Hours vs National Average

5.3 hrs
4.5 hrs

Rexburg gets 18% more sun than the national average.

Climate Advantages

  • 210 sunny days per year
  • Average temperature: 48°F — cooler temps actually improve panel efficiency
  • Average roof size: 1,542 sq ft — enough for a 85-panel system

Rexburg Solar Incentives & Programs

Federal Investment Tax Credit (ITC)

30% of total system cost deducted from federal taxes. For a $20,520 system, that's a $6,156 credit. Valid through 2032.

Idaho State Incentives

Federal 30% ITC; check local utility for additional rebates.

Net Metering — Idaho Power

Idaho Power offers net metering in Rexburg. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.

Environmental Impact in Rexburg

3.9

Tons CO2 Offset/Year

64

Equivalent Trees Planted

0.9

Homes Worth of Energy

Based on 9,286 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.

Solar Energy in Rexburg, Idaho

Rexburg, Idaho receives an average of 5.3 peak sun hours per day, providing excellent conditions for residential solar installations. With electricity rates averaging 11.2¢ per kWh from Idaho Power, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.

A typical 6kW solar system in Rexburg produces approximately 9,286 kWh per year, saving homeowners an estimated $1,038 annually. The system pays for itself in about 13.8 years, after which you enjoy essentially free electricity for the remaining 11+ years of the system's warranty life.

Rexburg has a solar penetration rate of 4.9% — indicating early-stage solar adoption with tremendous growth potential as prices continue to fall. The cost of living index of 94.6 (national average: 100) reflects a lower cost of living, keeping installation costs competitive.

Other Cities in Idaho

Frequently Asked Questions

How much do solar panels cost in Rexburg, ID?

The average cost of a 6kW solar panel system in Rexburg is approximately $20,520 before incentives ($3.42/watt). After the 30% federal Investment Tax Credit, the net cost is about $14,364. Federal 30% ITC; check local utility for additional rebates.

How many peak sun hours does Rexburg get?

Rexburg, ID receives an average of 5.3 peak sun hours per day and approximately 210 sunny days per year. This is above the national average of 4.5 hours, making it an excellent location for solar energy.

What is the solar payback period in Rexburg?

The average solar payback period in Rexburg is approximately 14.2 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $35,456.

Does Rexburg have net metering?

Yes, Rexburg has access to net metering through Idaho Power. This allows you to earn credits for excess solar energy sent to the grid, significantly improving your solar investment returns.

Is solar worth it in Rexburg, ID?

Yes, solar is a solid investment in Rexburg. While the 14.2-year payback is moderate, you'll still save $35,456 over 25 years. The 30% federal tax credit and local incentives help make solar financially attractive.

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