How Much Can Solar Save in Western Springs?
Real numbers based on current ComEd rates and Illinois incentives.
$259
Current Bill/mo
$197
Est. Lease + Battery
5.8 yrs
Payback Period
$85,694
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
$259
Annual Cost
$3,108
25-Year Cost (No Solar)
$170,519
Your Solar Investment
11 kW System
$31,900
$17,019
After All IL Incentives
DG Rebate ($300/kW)-$3,300
Illinois Shines RECs (lump sum, ~18 mo)-$11,581
With vs Without Solar in Western Springs
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $259/mo | $193/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$23/mo |
| 5-Year Cost | $16,783 | $11,580 |
| 25-Year Cost | $170,519 | $84,825 |
| 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
$85,694
Without Solar
With Solar
Year 1Payback Year
$3,108
$2,833
Year 5
$17,520
$3,067
Year 10
$40,966
$19,229
Year 15
$72,342
$37,564
Year 20
$114,330
$58,997
Year 25
$170,519
$84,825
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $3,108 | $2,833 | $275 |
| Year 2 | $6,402 | -$5,870 | $12,273 |
| Year 3 | $9,895 | -$2,944 | $12,839 |
| Year 4 | $13,596 | $33 | $13,563 |
| Year 5 | $17,520 | $3,067 | $14,453 |
| Year 6 | $21,679 | $6,160 | $15,519 |
| Year 7 | $26,088 | $9,318 | $16,770 |
| Year 8 | $30,761 | $12,545 | $18,216 |
| Year 9 | $35,715 | $15,847 | $19,868 |
| Year 10 | $40,966 | $19,229 | $21,737 |
| Year 11 | $46,532 | $22,697 | $23,835 |
| Year 12 | $52,432 | $26,258 | $26,174 |
| Year 13 | $58,686 | $29,917 | $28,768 |
| Year 14 | $65,315 | $33,683 | $31,631 |
| Year 15 | $72,342 | $37,564 | $34,778 |
| Year 16 | $79,790 | $41,567 | $38,223 |
| Year 17 | $87,686 | $45,703 | $41,983 |
| Year 18 | $96,055 | $49,979 | $46,076 |
| Year 19 | $104,926 | $54,407 | $50,519 |
| Year 20 | $114,330 | $58,997 | $55,332 |
| Year 21 | $124,297 | $63,762 | $60,536 |
| Year 22 | $134,863 | $68,713 | $66,150 |
| Year 23 | $146,063 | $73,864 | $72,199 |
| Year 24 | $157,935 | $79,230 | $78,705 |
| Year 25 | $170,519 | $84,825 | $85,694 |
Start Saving in Western Springs
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