How Much Can Solar Save in Cortland?
Real numbers based on current ComEd rates and Illinois incentives.
$155
Current Bill/mo
$148
Est. Lease + Battery
5.3 yrs
Payback Period
$54,357
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
$155
Annual Cost
$1,860
25-Year Cost (No Solar)
$102,048
Your Solar Investment
6.5 kW System
$18,850
$9,498
After All IL Incentives
DG Rebate ($300/kW)-$1,950
Illinois Shines RECs (lump sum, ~18 mo)-$7,402
With vs Without Solar in Cortland
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $155/mo | $114/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$19/mo |
| 5-Year Cost | $10,044 | $6,840 |
| 25-Year Cost | $102,048 | $47,691 |
| 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
$54,357
Without Solar
With Solar
Year 1Payback Year
$1,860
$1,635
Year 5
$10,485
$1,040
Year 10
$24,516
$10,315
Year 15
$43,293
$20,797
Year 20
$68,421
$33,009
Year 25
$102,048
$47,691
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,860 | $1,635 | $225 |
| Year 2 | $3,832 | -$4,107 | $7,938 |
| Year 3 | $5,921 | -$2,420 | $8,342 |
| Year 4 | $8,137 | -$706 | $8,842 |
| Year 5 | $10,485 | $1,040 | $9,445 |
| Year 6 | $12,974 | $2,818 | $10,156 |
| Year 7 | $15,613 | $4,632 | $10,981 |
| Year 8 | $18,409 | $6,484 | $11,925 |
| Year 9 | $21,374 | $8,377 | $12,996 |
| Year 10 | $24,516 | $10,315 | $14,201 |
| Year 11 | $27,847 | $12,301 | $15,546 |
| Year 12 | $31,378 | $14,338 | $17,040 |
| Year 13 | $35,121 | $16,430 | $18,691 |
| Year 14 | $39,088 | $18,581 | $20,507 |
| Year 15 | $43,293 | $20,797 | $22,497 |
| Year 16 | $47,751 | $23,081 | $24,670 |
| Year 17 | $52,476 | $25,438 | $27,038 |
| Year 18 | $57,485 | $27,875 | $29,610 |
| Year 19 | $62,794 | $30,396 | $32,397 |
| Year 20 | $68,421 | $33,009 | $35,412 |
| Year 21 | $74,386 | $35,720 | $38,667 |
| Year 22 | $80,710 | $38,535 | $42,174 |
| Year 23 | $87,412 | $41,463 | $45,949 |
| Year 24 | $94,517 | $44,512 | $50,005 |
| Year 25 | $102,048 | $47,691 | $54,357 |
Start Saving in Cortland
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