How Much Can Solar Save in Havana?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$118
Current Bill/mo
$134
Est. Lease + Battery
6.4 yrs
Payback Period
$36,793
25-Year Savings
What You're Paying Now
Without solar, here's what Ameren Illinois electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$118
Annual Cost
$1,416
25-Year Cost (No Solar)
$77,688
Your Solar Investment
5.5 kW System
$15,950
$8,795
After All IL Incentives
DG Rebate ($300/kW)-$1,650
Illinois Shines RECs (lump sum, ~18 mo)-$5,505
With vs Without Solar in Havana
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $118/mo | $97/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$2/mo |
| 5-Year Cost | $7,646 | $5,820 |
| 25-Year Cost | $77,688 | $40,895 |
| 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
$36,793
Without Solar
With Solar
Year 1Payback Year
$1,416
$1,392
Year 5
$7,982
$1,673
Year 10
$18,664
$9,537
Year 15
$32,959
$18,387
Year 20
$52,088
$28,644
Year 25
$77,688
$40,895
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,416 | $1,392 | $24 |
| Year 2 | $2,917 | -$2,701 | $5,618 |
| Year 3 | $4,508 | -$1,267 | $5,775 |
| Year 4 | $6,194 | $190 | $6,004 |
| Year 5 | $7,982 | $1,673 | $6,309 |
| Year 6 | $9,877 | $3,182 | $6,695 |
| Year 7 | $11,886 | $4,722 | $7,164 |
| Year 8 | $14,015 | $6,292 | $7,723 |
| Year 9 | $16,272 | $7,896 | $8,375 |
| Year 10 | $18,664 | $9,537 | $9,127 |
| Year 11 | $21,200 | $11,217 | $9,983 |
| Year 12 | $23,888 | $12,938 | $10,949 |
| Year 13 | $26,737 | $14,705 | $12,032 |
| Year 14 | $29,757 | $16,520 | $13,237 |
| Year 15 | $32,959 | $18,387 | $14,572 |
| Year 16 | $36,352 | $20,310 | $16,042 |
| Year 17 | $39,949 | $22,292 | $17,657 |
| Year 18 | $43,762 | $24,339 | $19,423 |
| Year 19 | $47,804 | $26,454 | $21,350 |
| Year 20 | $52,088 | $28,644 | $23,445 |
| Year 21 | $56,630 | $30,912 | $25,718 |
| Year 22 | $61,443 | $33,265 | $28,179 |
| Year 23 | $66,546 | $35,709 | $30,838 |
| Year 24 | $71,955 | $38,250 | $33,705 |
| Year 25 | $77,688 | $40,895 | $36,793 |
Start Saving in Havana
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