How Much Can Solar Save in Willow Springs?
Real numbers based on current ComEd rates and Illinois incentives.
$202
Current Bill/mo
$169
Est. Lease + Battery
7.4 yrs
Payback Period
$54,694
25-Year Savings
What You're Paying Now
Without solar, here's what ComEd electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$202
Annual Cost
$2,424
25-Year Cost (No Solar)
$132,992
Your Solar Investment
11.5 kW System
$33,350
$17,793
After All IL Incentives
DG Rebate ($300/kW)-$3,450
Illinois Shines RECs (lump sum, ~18 mo)-$12,107
With vs Without Solar in Willow Springs
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $202/mo | $202/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-33/mo |
| 5-Year Cost | $13,090 | $12,120 |
| 25-Year Cost | $132,992 | $78,298 |
| Rate Control | None — utility sets rates | Fixed at $0.10/kWh (avg.) for 15 years |
| Home Value Impact | None | +$15,000–$25,000 (tax-exempt) |
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$54,694
Without Solar
With Solar
Year 1
$2,424
$2,822
Year 2Payback Year
$4,993
-$6,429
Year 5
$13,664
$2,375
Year 10
$31,950
$18,033
Year 15
$56,421
$35,378
Year 20
$89,168
$55,130
Year 25
$132,992
$78,297
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $2,424 | $2,822 | -$398 |
| Year 2Payback | $4,993 | -$6,429 | $11,423 |
| Year 3 | $7,717 | -$3,535 | $11,253 |
| Year 4 | $10,604 | -$602 | $11,206 |
| Year 5 | $13,664 | $2,375 | $11,289 |
| Year 6 | $16,908 | $5,399 | $11,509 |
| Year 7 | $20,347 | $8,473 | $11,874 |
| Year 8 | $23,991 | $11,600 | $12,391 |
| Year 9 | $27,855 | $14,786 | $13,069 |
| Year 10 | $31,950 | $18,033 | $13,917 |
| Year 11 | $36,291 | $21,348 | $14,944 |
| Year 12 | $40,893 | $24,734 | $16,159 |
| Year 13 | $45,770 | $28,197 | $17,573 |
| Year 14 | $50,941 | $31,743 | $19,197 |
| Year 15 | $56,421 | $35,378 | $21,043 |
| Year 16 | $62,230 | $39,109 | $23,122 |
| Year 17 | $68,388 | $42,941 | $25,447 |
| Year 18 | $74,915 | $46,884 | $28,032 |
| Year 19 | $81,834 | $50,944 | $30,890 |
| Year 20 | $89,168 | $55,130 | $34,038 |
| Year 21 | $96,942 | $59,452 | $37,490 |
| Year 22 | $105,183 | $63,919 | $41,264 |
| Year 23 | $113,918 | $68,541 | $45,377 |
| Year 24 | $123,177 | $73,330 | $49,847 |
| Year 25 | $132,992 | $78,297 | $54,694 |
Start Saving in Willow Springs
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