How Much Can Solar Save in Chicago?
Real numbers based on current ComEd rates and Illinois incentives.
$187
Current Bill/mo
$164
Est. Lease + Battery
7.7 yrs
Payback Period
$49,392
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
$187
Annual Cost
$2,244
25-Year Cost (No Solar)
$123,116
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 Chicago
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $187/mo | $202/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-42/mo |
| 5-Year Cost | $12,118 | $12,120 |
| 25-Year Cost | $123,116 | $73,724 |
| 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
$49,392
Without Solar
With Solar
Year 1
$2,244
$2,746
Year 2Payback Year
$4,623
-$6,586
Year 5
$12,650
$1,941
Year 10
$29,578
$16,999
Year 15
$52,231
$33,516
Year 20
$82,547
$52,127
Year 25
$123,116
$73,724
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $2,244 | $2,746 | -$502 |
| Year 2Payback | $4,623 | -$6,586 | $11,209 |
| Year 3 | $7,144 | -$3,779 | $10,923 |
| Year 4 | $9,817 | -$937 | $10,754 |
| Year 5 | $12,650 | $1,941 | $10,708 |
| Year 6 | $15,653 | $4,860 | $10,793 |
| Year 7 | $18,836 | $7,822 | $11,014 |
| Year 8 | $22,210 | $10,830 | $11,380 |
| Year 9 | $25,787 | $13,888 | $11,899 |
| Year 10 | $29,578 | $16,999 | $12,579 |
| Year 11 | $33,596 | $20,169 | $13,428 |
| Year 12 | $37,856 | $23,400 | $14,456 |
| Year 13 | $42,372 | $26,699 | $15,673 |
| Year 14 | $47,158 | $30,069 | $17,089 |
| Year 15 | $52,231 | $33,516 | $18,715 |
| Year 16 | $57,609 | $37,046 | $20,563 |
| Year 17 | $63,310 | $40,666 | $22,644 |
| Year 18 | $69,352 | $44,381 | $24,971 |
| Year 19 | $75,757 | $48,199 | $27,559 |
| Year 20 | $82,547 | $52,127 | $30,420 |
| Year 21 | $89,744 | $56,173 | $33,570 |
| Year 22 | $97,372 | $60,347 | $37,026 |
| Year 23 | $105,459 | $64,656 | $40,802 |
| Year 24 | $114,030 | $69,112 | $44,918 |
| Year 25 | $123,116 | $73,724 | $49,392 |
Start Saving in Chicago
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