How Much Can Solar Save in Montgomery?
Real numbers based on current ComEd rates and Illinois incentives.
$175
Current Bill/mo
$157
Est. Lease + Battery
5.5 yrs
Payback Period
$59,577
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
$175
Annual Cost
$2,100
25-Year Cost (No Solar)
$115,215
Your Solar Investment
7.5 kW System
$21,750
$10,959
After All IL Incentives
DG Rebate ($300/kW)-$2,250
Illinois Shines RECs (lump sum, ~18 mo)-$8,541
With vs Without Solar in Montgomery
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $175/mo | $132/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$16/mo |
| 5-Year Cost | $11,340 | $7,920 |
| 25-Year Cost | $115,215 | $55,638 |
| 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
$59,577
Without Solar
With Solar
Year 1Payback Year
$2,100
$1,903
Year 5
$11,838
$1,283
Year 10
$27,680
$12,087
Year 15
$48,880
$24,301
Year 20
$77,250
$38,534
Year 25
$115,215
$55,639
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $2,100 | $1,903 | $197 |
| Year 2 | $4,326 | -$4,707 | $9,033 |
| Year 3 | $6,686 | -$2,744 | $9,430 |
| Year 4 | $9,187 | -$749 | $9,935 |
| Year 5 | $11,838 | $1,283 | $10,555 |
| Year 6 | $14,648 | $3,354 | $11,294 |
| Year 7 | $17,627 | $5,466 | $12,161 |
| Year 8 | $20,785 | $7,624 | $13,161 |
| Year 9 | $24,132 | $9,829 | $14,302 |
| Year 10 | $27,680 | $12,087 | $15,593 |
| Year 11 | $31,440 | $14,401 | $17,040 |
| Year 12 | $35,427 | $16,774 | $18,653 |
| Year 13 | $39,652 | $19,212 | $20,440 |
| Year 14 | $44,132 | $21,720 | $22,412 |
| Year 15 | $48,880 | $24,301 | $24,578 |
| Year 16 | $53,912 | $26,963 | $26,949 |
| Year 17 | $59,247 | $29,711 | $29,536 |
| Year 18 | $64,902 | $32,551 | $32,351 |
| Year 19 | $70,896 | $35,489 | $35,407 |
| Year 20 | $77,250 | $38,534 | $38,716 |
| Year 21 | $83,985 | $41,693 | $42,292 |
| Year 22 | $91,124 | $44,973 | $46,150 |
| Year 23 | $98,691 | $48,385 | $50,306 |
| Year 24 | $106,713 | $51,937 | $54,776 |
| Year 25 | $115,215 | $55,639 | $59,577 |
Start Saving in Montgomery
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