How Much Can Solar Save in Oak Park?
Real numbers based on current ComEd rates and Illinois incentives.
$227
Current Bill/mo
$185
Est. Lease + Battery
5.5 yrs
Payback Period
$78,437
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
$227
Annual Cost
$2,724
25-Year Cost (No Solar)
$149,451
Your Solar Investment
10 kW System
$29,000
$14,612
After All IL Incentives
DG Rebate ($300/kW)-$3,000
Illinois Shines RECs (lump sum, ~18 mo)-$11,388
With vs Without Solar in Oak Park
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $227/mo | $176/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$20/mo |
| 5-Year Cost | $14,710 | $10,560 |
| 25-Year Cost | $149,451 | $71,014 |
| 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
$78,437
Without Solar
With Solar
Year 1Payback Year
$2,724
$2,480
Year 5
$15,355
$1,392
Year 10
$35,904
$15,366
Year 15
$63,404
$31,071
Year 20
$100,204
$49,264
Year 25
$149,451
$71,014
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $2,724 | $2,480 | $244 |
| Year 2 | $5,611 | -$6,392 | $12,004 |
| Year 3 | $8,672 | -$3,839 | $12,511 |
| Year 4 | $11,916 | -$1,245 | $13,162 |
| Year 5 | $15,355 | $1,392 | $13,963 |
| Year 6 | $19,001 | $4,077 | $14,924 |
| Year 7 | $22,865 | $6,813 | $16,052 |
| Year 8 | $26,961 | $9,603 | $17,358 |
| Year 9 | $31,302 | $12,453 | $18,849 |
| Year 10 | $35,904 | $15,366 | $20,538 |
| Year 11 | $40,783 | $18,348 | $22,435 |
| Year 12 | $45,954 | $21,404 | $24,550 |
| Year 13 | $51,435 | $24,539 | $26,896 |
| Year 14 | $57,245 | $27,759 | $29,486 |
| Year 15 | $63,404 | $31,071 | $32,333 |
| Year 16 | $69,932 | $34,482 | $35,450 |
| Year 17 | $76,852 | $37,998 | $38,854 |
| Year 18 | $84,187 | $41,628 | $42,559 |
| Year 19 | $91,962 | $45,381 | $46,581 |
| Year 20 | $100,204 | $49,264 | $50,940 |
| Year 21 | $108,940 | $53,289 | $55,651 |
| Year 22 | $118,201 | $57,465 | $60,736 |
| Year 23 | $128,017 | $61,803 | $66,214 |
| Year 24 | $138,422 | $66,315 | $72,107 |
| Year 25 | $149,451 | $71,014 | $78,437 |
Start Saving in Oak Park
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