How Much Can Solar Save in Hawthorn Woods?
Real numbers based on current ComEd rates and Illinois incentives.
$259
Current Bill/mo
$186
Est. Lease + Battery
8.1 yrs
Payback Period
$57,225
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
$259
Annual Cost
$3,108
25-Year Cost (No Solar)
$170,519
Your Solar Investment
15 kW System
$43,500
$23,208
After All IL Incentives
DG Rebate ($300/kW)-$4,500
Illinois Shines RECs (lump sum, ~18 mo)-$15,792
With vs Without Solar in Hawthorn Woods
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $259/mo | $263/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-66/mo |
| 5-Year Cost | $16,783 | $15,780 |
| 25-Year Cost | $170,519 | $113,294 |
| 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
$57,225
Without Solar
With Solar
Year 1
$3,108
$3,904
Year 2Payback Year
$6,402
-$7,927
Year 5
$17,520
$4,341
Year 10
$40,966
$26,376
Year 15
$72,342
$51,090
Year 20
$114,330
$79,564
Year 25
$170,519
$113,294
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $3,108 | $3,904 | -$796 |
| Year 2Payback | $6,402 | -$7,927 | $14,330 |
| Year 3 | $9,895 | -$3,905 | $13,800 |
| Year 4 | $13,596 | $183 | $13,414 |
| Year 5 | $17,520 | $4,341 | $13,179 |
| Year 6 | $21,679 | $8,574 | $13,105 |
| Year 7 | $26,088 | $12,889 | $13,199 |
| Year 8 | $30,761 | $17,290 | $13,472 |
| Year 9 | $35,715 | $21,783 | $13,932 |
| Year 10 | $40,966 | $26,376 | $14,590 |
| Year 11 | $46,532 | $31,075 | $15,457 |
| Year 12 | $52,432 | $35,888 | $16,544 |
| Year 13 | $58,686 | $40,822 | $17,864 |
| Year 14 | $65,315 | $45,886 | $19,428 |
| Year 15 | $72,342 | $51,090 | $21,251 |
| Year 16 | $79,790 | $56,443 | $23,347 |
| Year 17 | $87,686 | $61,955 | $25,730 |
| Year 18 | $96,055 | $67,638 | $28,417 |
| Year 19 | $104,926 | $73,503 | $31,423 |
| Year 20 | $114,330 | $79,564 | $34,766 |
| Year 21 | $124,297 | $85,832 | $38,465 |
| Year 22 | $134,863 | $92,324 | $42,540 |
| Year 23 | $146,063 | $99,053 | $47,010 |
| Year 24 | $157,935 | $106,038 | $51,897 |
| Year 25 | $170,519 | $113,294 | $57,225 |
Start Saving in Hawthorn Woods
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