Costs and Savings Calculator

System Install, Rebates, Etc.

The primary cost for installing a Solar Electric Power System in your home is the cost of the equipment and installation. However this can be offset by state rebates and tax incentives which are significant as shown below.

Here is a quick solar electricity calculator to give you an estimate of some of the benefits of owning your own solar electric system:



Enter Your Average Monthly Electric Bill Here	$	Fill This in With Your Average Monthly Electric Bill
Assuming a % Annual Electric Rate Increase*
and that you want to generate about % of your home's electricity from the sun (maximum 100%)

Your Electric Bill Costs If You Do Nothing (no solar installed)

	$	Over the Next 25 years

Now If You Install a Solar Electric System!

You Could Reduce Your Electric Bill by About:

	$	Savings each month

And a Larger System Could Reduce Your Electric Bill to Only $5.17/month


This is a Total Savings of	$	Estimated Savings Over Just Paying Electric Bill


Plus the Expected Increase in the Value of Your House of	$	***

And Will Reduce Greenhouse Gas Emissions by About	lbs	Over the next 25yrs

And If You Borrow Money for This Investment There May Be Additional Tax Write-Offs**

PLUS!!! The California State Rebate and Federal Tax Credit Means the Government is Effectively Paying Over 1/3 of Your Total Cost (as shown in examples below)

Estimated Total Net Cost for Typical New Solar Electric Systems

		Small System	Mid-Sized System	Large System
		low electricity usage	mid electricity usage	high electricity usage
	Total System Cost	$9,000	$24,000	$42,000
	California State Rebate	$975	$2,600	$4,550
	Federal Tax Credit	$2,408	$6,420	$11,235

	Net Cost of New Solar Electric System	$5,618	$14,980	$26,215

NEXT: Solar Payback - Why Install Solar?

*Note: this annual electric rate increase is probably too low with current trends and when considering tiered rate structure.
Tier 1 and 2 rates are currently held artificially low at 2001 rates.
**Consult your tax advisor for all tax details & questions
*** Based on estimates in "Go Solar California" Consumer Guide from PG&E, CCSE, & SCE

All calculations on this website are based on multiple assumptions are so are only estimates. All information is based on information deemed reliable, however it is NOT guaranteed. A detailed analysis is required to determine exact costs.