How Much Can Solar Save in Kirkwood?
Real numbers based on current ComEd rates and Illinois incentives.
$123
Current Bill/mo
$131
Est. Lease + Battery
6.1 yrs
Payback Period
$38,584
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
$123
Annual Cost
$1,476
25-Year Cost (No Solar)
$80,980
Your Solar Investment
6 kW System
$17,400
$8,767
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,833
With vs Without Solar in Kirkwood
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $123/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-2/mo |
| 5-Year Cost | $7,970 | $6,300 |
| 25-Year Cost | $80,980 | $42,396 |
| 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
$38,584
Without Solar
With Solar
Year 1
$1,476
$1,496
Year 2Payback Year
$3,041
-$3,820
Year 5
$8,320
$871
Year 10
$19,455
$9,272
Year 15
$34,355
$18,677
Year 20
$54,296
$29,517
Year 25
$80,980
$42,396
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,476 | $1,496 | -$20 |
| Year 2Payback | $3,041 | -$3,820 | $6,860 |
| Year 3 | $4,699 | -$2,281 | $6,980 |
| Year 4 | $6,457 | -$718 | $7,175 |
| Year 5 | $8,320 | $871 | $7,450 |
| Year 6 | $10,296 | $2,487 | $7,809 |
| Year 7 | $12,389 | $4,133 | $8,257 |
| Year 8 | $14,609 | $5,810 | $8,798 |
| Year 9 | $16,961 | $7,523 | $9,439 |
| Year 10 | $19,455 | $9,272 | $10,183 |
| Year 11 | $22,098 | $11,061 | $11,037 |
| Year 12 | $24,900 | $12,892 | $12,008 |
| Year 13 | $27,870 | $14,770 | $13,100 |
| Year 14 | $31,018 | $16,697 | $14,321 |
| Year 15 | $34,355 | $18,677 | $15,678 |
| Year 16 | $37,893 | $20,714 | $17,179 |
| Year 17 | $41,642 | $22,811 | $18,831 |
| Year 18 | $45,617 | $24,975 | $20,642 |
| Year 19 | $49,830 | $27,208 | $22,622 |
| Year 20 | $54,296 | $29,517 | $24,779 |
| Year 21 | $59,029 | $31,906 | $27,123 |
| Year 22 | $64,047 | $34,383 | $29,664 |
| Year 23 | $69,366 | $36,952 | $32,414 |
| Year 24 | $75,004 | $39,621 | $35,383 |
| Year 25 | $80,980 | $42,396 | $38,584 |
Start Saving in Kirkwood
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