How Much Can Solar Save in Round Lake?
Real numbers based on current ComEd rates and Illinois incentives.
$171
Current Bill/mo
$156
Est. Lease + Battery
6.4 yrs
Payback Period
$53,016
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
$171
Annual Cost
$2,052
25-Year Cost (No Solar)
$112,582
Your Solar Investment
9 kW System
$26,100
$13,151
After All IL Incentives
DG Rebate ($300/kW)-$2,700
Illinois Shines RECs (lump sum, ~18 mo)-$10,249
With vs Without Solar in Round Lake
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $171/mo | $158/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-10/mo |
| 5-Year Cost | $11,081 | $9,480 |
| 25-Year Cost | $112,582 | $59,566 |
| 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
$53,016
Without Solar
With Solar
Year 1
$2,052
$2,178
Year 2Payback Year
$4,227
-$5,867
Year 5
$11,567
$925
Year 10
$27,047
$12,999
Year 15
$47,762
$26,378
Year 20
$75,484
$41,632
Year 25
$112,582
$59,566
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $2,052 | $2,178 | -$126 |
| Year 2Payback | $4,227 | -$5,867 | $10,094 |
| Year 3 | $6,533 | -$3,634 | $10,167 |
| Year 4 | $8,977 | -$1,371 | $10,348 |
| Year 5 | $11,567 | $925 | $10,642 |
| Year 6 | $14,313 | $3,257 | $11,056 |
| Year 7 | $17,224 | $5,627 | $11,597 |
| Year 8 | $20,310 | $8,039 | $12,271 |
| Year 9 | $23,580 | $10,495 | $13,085 |
| Year 10 | $27,047 | $12,999 | $14,048 |
| Year 11 | $30,722 | $15,555 | $15,167 |
| Year 12 | $34,617 | $18,167 | $16,451 |
| Year 13 | $38,746 | $20,838 | $17,908 |
| Year 14 | $43,123 | $23,573 | $19,550 |
| Year 15 | $47,762 | $26,378 | $21,384 |
| Year 16 | $52,680 | $29,257 | $23,423 |
| Year 17 | $57,893 | $32,215 | $25,677 |
| Year 18 | $63,418 | $35,260 | $28,159 |
| Year 19 | $69,276 | $38,396 | $30,879 |
| Year 20 | $75,484 | $41,632 | $33,852 |
| Year 21 | $82,065 | $44,974 | $37,091 |
| Year 22 | $89,041 | $48,429 | $40,612 |
| Year 23 | $96,435 | $52,007 | $44,428 |
| Year 24 | $104,274 | $55,716 | $48,557 |
| Year 25 | $112,582 | $59,566 | $53,016 |
Start Saving in Round Lake
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