How Much Can Solar Save in Steward?
Real numbers based on current ComEd rates and Illinois incentives.
$140
Current Bill/mo
$141
Est. Lease + Battery
6.1 yrs
Payback Period
$44,708
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
$140
Annual Cost
$1,680
25-Year Cost (No Solar)
$92,172
Your Solar Investment
7 kW System
$20,300
$10,228
After All IL Incentives
DG Rebate ($300/kW)-$2,100
Illinois Shines RECs (lump sum, ~18 mo)-$7,972
With vs Without Solar in Steward
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $140/mo | $123/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-2/mo |
| 5-Year Cost | $9,072 | $7,380 |
| 25-Year Cost | $92,172 | $47,464 |
| 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
$44,708
Without Solar
With Solar
Year 1
$1,680
$1,710
Year 2Payback Year
$3,461
-$4,531
Year 5
$9,470
$812
Year 10
$22,144
$10,341
Year 15
$39,104
$20,947
Year 20
$61,800
$33,100
Year 25
$92,172
$47,464
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,680 | $1,710 | -$30 |
| Year 2Payback | $3,461 | -$4,531 | $7,992 |
| Year 3 | $5,348 | -$2,776 | $8,124 |
| Year 4 | $7,349 | -$995 | $8,345 |
| Year 5 | $9,470 | $812 | $8,658 |
| Year 6 | $11,719 | $2,649 | $9,069 |
| Year 7 | $14,102 | $4,518 | $9,583 |
| Year 8 | $16,628 | $6,421 | $10,206 |
| Year 9 | $19,305 | $8,361 | $10,944 |
| Year 10 | $22,144 | $10,341 | $11,803 |
| Year 11 | $25,152 | $12,363 | $12,789 |
| Year 12 | $28,342 | $14,431 | $13,910 |
| Year 13 | $31,722 | $16,548 | $15,174 |
| Year 14 | $35,305 | $18,719 | $16,586 |
| Year 15 | $39,104 | $20,947 | $18,157 |
| Year 16 | $43,130 | $23,235 | $19,894 |
| Year 17 | $47,398 | $25,590 | $21,807 |
| Year 18 | $51,921 | $28,016 | $23,906 |
| Year 19 | $56,717 | $30,517 | $26,200 |
| Year 20 | $61,800 | $33,100 | $28,699 |
| Year 21 | $67,188 | $35,771 | $31,417 |
| Year 22 | $72,899 | $38,536 | $34,363 |
| Year 23 | $78,953 | $41,401 | $37,552 |
| Year 24 | $85,370 | $44,375 | $40,995 |
| Year 25 | $92,172 | $47,464 | $44,708 |
Start Saving in Steward
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