How Much Can Solar Save in Seneca?
Real numbers based on current ComEd rates and Illinois incentives.
$154
Current Bill/mo
$149
Est. Lease + Battery
5.9 yrs
Payback Period
$51,293
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
$154
Annual Cost
$1,848
25-Year Cost (No Solar)
$101,390
Your Solar Investment
7.5 kW System
$21,750
$10,959
After All IL Incentives
DG Rebate ($300/kW)-$2,250
Illinois Shines RECs (lump sum, ~18 mo)-$8,541
With vs Without Solar in Seneca
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $154/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$3/mo |
| 5-Year Cost | $9,979 | $7,920 |
| 25-Year Cost | $101,390 | $50,097 |
| 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
$51,293
Without Solar
With Solar
Year 1Payback Year
$1,848
$1,813
Year 5
$10,417
$770
Year 10
$24,358
$10,856
Year 15
$43,014
$22,072
Year 20
$67,980
$34,916
Year 25
$101,390
$50,097
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,848 | $1,813 | $35 |
| Year 2 | $3,807 | -$4,892 | $8,699 |
| Year 3 | $5,883 | -$3,032 | $8,915 |
| Year 4 | $8,084 | -$1,145 | $9,229 |
| Year 5 | $10,417 | $770 | $9,647 |
| Year 6 | $12,890 | $2,716 | $10,175 |
| Year 7 | $15,512 | $4,694 | $10,817 |
| Year 8 | $18,291 | $6,709 | $11,582 |
| Year 9 | $21,236 | $8,762 | $12,474 |
| Year 10 | $24,358 | $10,856 | $13,502 |
| Year 11 | $27,668 | $12,996 | $14,672 |
| Year 12 | $31,176 | $15,183 | $15,993 |
| Year 13 | $34,894 | $17,422 | $17,472 |
| Year 14 | $38,836 | $19,717 | $19,119 |
| Year 15 | $43,014 | $22,072 | $20,942 |
| Year 16 | $47,443 | $24,491 | $22,952 |
| Year 17 | $52,137 | $26,980 | $25,158 |
| Year 18 | $57,114 | $29,543 | $27,570 |
| Year 19 | $62,388 | $32,187 | $30,202 |
| Year 20 | $67,980 | $34,916 | $33,063 |
| Year 21 | $73,907 | $37,739 | $36,168 |
| Year 22 | $80,189 | $40,660 | $39,529 |
| Year 23 | $86,848 | $43,689 | $43,160 |
| Year 24 | $93,907 | $46,831 | $47,076 |
| Year 25 | $101,390 | $50,097 | $51,293 |
Start Saving in Seneca
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