How Much Can Solar Save in Frankfort?
Real numbers based on current ComEd rates and Illinois incentives.
$227
Current Bill/mo
$184
Est. Lease + Battery
6.8 yrs
Payback Period
$68,445
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
12 kW System
$34,800
$18,566
After All IL Incentives
DG Rebate ($300/kW)-$3,600
Illinois Shines RECs (lump sum, ~18 mo)-$12,634
With vs Without Solar in Frankfort
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $227/mo | $211/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-16/mo |
| 5-Year Cost | $14,710 | $12,660 |
| 25-Year Cost | $149,451 | $81,006 |
| 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
$68,445
Without Solar
With Solar
Year 1
$2,724
$2,916
Year 2Payback Year
$5,611
-$6,767
Year 5
$15,355
$2,330
Year 10
$35,904
$18,511
Year 15
$63,404
$36,454
Year 20
$100,204
$56,926
Year 25
$149,451
$81,006
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $2,724 | $2,916 | -$192 |
| Year 2Payback | $5,611 | -$6,767 | $12,378 |
| Year 3 | $8,672 | -$3,777 | $12,449 |
| Year 4 | $11,916 | -$746 | $12,663 |
| Year 5 | $15,355 | $2,330 | $13,026 |
| Year 6 | $19,001 | $5,454 | $13,547 |
| Year 7 | $22,865 | $8,630 | $14,235 |
| Year 8 | $26,961 | $11,862 | $15,099 |
| Year 9 | $31,302 | $15,154 | $16,148 |
| Year 10 | $35,904 | $18,511 | $17,393 |
| Year 11 | $40,783 | $21,938 | $18,844 |
| Year 12 | $45,954 | $25,440 | $20,514 |
| Year 13 | $51,435 | $29,023 | $22,412 |
| Year 14 | $57,245 | $32,692 | $24,553 |
| Year 15 | $63,404 | $36,454 | $26,949 |
| Year 16 | $69,932 | $40,317 | $29,615 |
| Year 17 | $76,852 | $44,287 | $32,565 |
| Year 18 | $84,187 | $48,373 | $35,814 |
| Year 19 | $91,962 | $52,583 | $39,379 |
| Year 20 | $100,204 | $56,926 | $43,278 |
| Year 21 | $108,940 | $61,412 | $47,528 |
| Year 22 | $118,201 | $66,051 | $52,149 |
| Year 23 | $128,017 | $70,855 | $57,161 |
| Year 24 | $138,422 | $75,836 | $62,586 |
| Year 25 | $149,451 | $81,006 | $68,445 |
Start Saving in Frankfort
Get a free, personalized solar analysis based on your actual ComEd bill and roof. Lease or own — we'll find the best option.
✓ $0 down lease available — save from day 1 with no upfront cost
ComEd rates projected to rise again next year. Lock in savings now.