How Much Can Solar Save in Park City?
Real numbers based on current ComEd rates and Illinois incentives.
$104
Current Bill/mo
$120
Est. Lease + Battery
5.6 yrs
Payback Period
$33,623
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
$104
Annual Cost
$1,248
25-Year Cost (No Solar)
$68,471
Your Solar Investment
4.5 kW System
$13,050
$6,575
After All IL Incentives
DG Rebate ($300/kW)-$1,350
Illinois Shines RECs (lump sum, ~18 mo)-$5,125
With vs Without Solar in Park City
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $104/mo | $79/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$6/mo |
| 5-Year Cost | $6,739 | $4,740 |
| 25-Year Cost | $68,471 | $34,848 |
| 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
$33,623
Without Solar
With Solar
Year 1Payback Year
$1,248
$1,171
Year 5
$7,035
$934
Year 10
$16,450
$7,630
Year 15
$29,048
$15,233
Year 20
$45,908
$24,128
Year 25
$68,471
$34,848
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,248 | $1,171 | $77 |
| Year 2 | $2,571 | -$2,764 | $5,334 |
| Year 3 | $3,973 | -$1,553 | $5,526 |
| Year 4 | $5,460 | -$321 | $5,781 |
| Year 5 | $7,035 | $934 | $6,101 |
| Year 6 | $8,705 | $2,215 | $6,490 |
| Year 7 | $10,476 | $3,523 | $6,952 |
| Year 8 | $12,352 | $4,860 | $7,492 |
| Year 9 | $14,341 | $6,228 | $8,113 |
| Year 10 | $16,450 | $7,630 | $8,820 |
| Year 11 | $18,685 | $9,067 | $9,617 |
| Year 12 | $21,054 | $10,543 | $10,510 |
| Year 13 | $23,565 | $12,061 | $11,504 |
| Year 14 | $26,227 | $13,623 | $12,604 |
| Year 15 | $29,048 | $15,233 | $13,815 |
| Year 16 | $32,039 | $16,894 | $15,145 |
| Year 17 | $35,210 | $18,610 | $16,600 |
| Year 18 | $38,570 | $20,385 | $18,186 |
| Year 19 | $42,132 | $22,222 | $19,910 |
| Year 20 | $45,908 | $24,128 | $21,781 |
| Year 21 | $49,911 | $26,105 | $23,806 |
| Year 22 | $54,154 | $28,160 | $25,993 |
| Year 23 | $58,651 | $30,298 | $28,352 |
| Year 24 | $63,418 | $32,526 | $30,892 |
| Year 25 | $68,471 | $34,848 | $33,623 |
Start Saving in Park City
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