How Much Can Solar Save in Buffalo Grove?
Real numbers based on current ComEd rates and Illinois incentives.
$210
Current Bill/mo
$173
Est. Lease + Battery
6.6 yrs
Payback Period
$63,136
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
$210
Annual Cost
$2,520
25-Year Cost (No Solar)
$138,259
Your Solar Investment
10.5 kW System
$30,450
$16,246
After All IL Incentives
DG Rebate ($300/kW)-$3,150
Illinois Shines RECs (lump sum, ~18 mo)-$11,054
With vs Without Solar in Buffalo Grove
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $210/mo | $184/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-9/mo |
| 5-Year Cost | $13,608 | $11,040 |
| 25-Year Cost | $138,259 | $75,123 |
| 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
$63,136
Without Solar
With Solar
Year 1
$2,520
$2,624
Year 2Payback Year
$5,191
-$5,770
Year 5
$14,205
$2,453
Year 10
$33,216
$17,178
Year 15
$58,655
$33,650
Year 20
$92,700
$52,616
Year 25
$138,259
$75,122
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $2,520 | $2,624 | -$104 |
| Year 2Payback | $5,191 | -$5,770 | $10,961 |
| Year 3 | $8,023 | -$3,072 | $11,094 |
| Year 4 | $11,024 | -$332 | $11,356 |
| Year 5 | $14,205 | $2,453 | $11,752 |
| Year 6 | $17,578 | $5,286 | $12,291 |
| Year 7 | $21,152 | $8,171 | $12,981 |
| Year 8 | $24,942 | $11,112 | $13,830 |
| Year 9 | $28,958 | $14,113 | $14,845 |
| Year 10 | $33,216 | $17,178 | $16,038 |
| Year 11 | $37,729 | $20,312 | $17,416 |
| Year 12 | $42,512 | $23,521 | $18,992 |
| Year 13 | $47,583 | $26,809 | $20,774 |
| Year 14 | $52,958 | $30,184 | $22,774 |
| Year 15 | $58,655 | $33,650 | $25,005 |
| Year 16 | $64,695 | $37,215 | $27,480 |
| Year 17 | $71,096 | $40,886 | $30,210 |
| Year 18 | $77,882 | $44,671 | $33,211 |
| Year 19 | $85,075 | $48,578 | $36,497 |
| Year 20 | $92,700 | $52,616 | $40,084 |
| Year 21 | $100,782 | $56,794 | $43,987 |
| Year 22 | $109,349 | $61,123 | $48,226 |
| Year 23 | $118,429 | $65,612 | $52,817 |
| Year 24 | $128,055 | $70,275 | $57,780 |
| Year 25 | $138,259 | $75,122 | $63,136 |
Start Saving in Buffalo Grove
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