How Much Can Solar Save in McHenry?
Real numbers based on current ComEd rates and Illinois incentives.
$164
Current Bill/mo
$150
Est. Lease + Battery
5.5 yrs
Payback Period
$54,481
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
$164
Annual Cost
$1,968
25-Year Cost (No Solar)
$107,973
Your Solar Investment
7 kW System
$20,300
$10,228
After All IL Incentives
DG Rebate ($300/kW)-$2,100
Illinois Shines RECs (lump sum, ~18 mo)-$7,972
With vs Without Solar in McHenry
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $164/mo | $123/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$14/mo |
| 5-Year Cost | $10,627 | $7,380 |
| 25-Year Cost | $107,973 | $53,492 |
| 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
$54,481
Without Solar
With Solar
Year 1Payback Year
$1,968
$1,806
Year 5
$11,094
$1,366
Year 10
$25,940
$11,670
Year 15
$45,807
$23,360
Year 20
$72,394
$37,026
Year 25
$107,973
$53,492
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,968 | $1,806 | $162 |
| Year 2 | $4,054 | -$4,332 | $8,386 |
| Year 3 | $6,265 | -$2,467 | $8,732 |
| Year 4 | $8,609 | -$568 | $9,177 |
| Year 5 | $11,094 | $1,366 | $9,728 |
| Year 6 | $13,727 | $3,338 | $10,390 |
| Year 7 | $16,519 | $5,351 | $11,168 |
| Year 8 | $19,478 | $7,409 | $12,070 |
| Year 9 | $22,615 | $9,514 | $13,101 |
| Year 10 | $25,940 | $11,670 | $14,270 |
| Year 11 | $29,464 | $13,881 | $15,583 |
| Year 12 | $33,200 | $16,151 | $17,049 |
| Year 13 | $37,160 | $18,485 | $18,675 |
| Year 14 | $41,358 | $20,886 | $20,472 |
| Year 15 | $45,807 | $23,360 | $22,447 |
| Year 16 | $50,524 | $25,913 | $24,611 |
| Year 17 | $55,523 | $28,550 | $26,973 |
| Year 18 | $60,822 | $31,276 | $29,546 |
| Year 19 | $66,440 | $34,099 | $32,340 |
| Year 20 | $72,394 | $37,026 | $35,368 |
| Year 21 | $78,706 | $40,064 | $38,642 |
| Year 22 | $85,396 | $43,220 | $42,176 |
| Year 23 | $92,488 | $46,505 | $45,983 |
| Year 24 | $100,005 | $49,925 | $50,080 |
| Year 25 | $107,973 | $53,492 | $54,481 |
Start Saving in McHenry
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