How Much Can Solar Save in Collinsville?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$135
Current Bill/mo
$142
Est. Lease + Battery
6.2 yrs
Payback Period
$42,874
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
$135
Annual Cost
$1,620
25-Year Cost (No Solar)
$88,881
Your Solar Investment
6 kW System
$17,400
$9,595
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,005
With vs Without Solar in Collinsville
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $135/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | +$7/mo |
| 5-Year Cost | $8,748 | $6,300 |
| 25-Year Cost | $88,881 | $46,007 |
| 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
$42,874
Without Solar
With Solar
Year 1Payback Year
$1,620
$1,540
Year 5
$9,132
$1,950
Year 10
$21,353
$10,706
Year 15
$37,707
$20,610
Year 20
$59,593
$32,150
Year 25
$88,881
$46,007
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1Payback | $1,620 | $1,540 | $80 |
| Year 2 | $3,337 | -$2,902 | $6,239 |
| Year 3 | $5,157 | -$1,313 | $6,470 |
| Year 4 | $7,087 | $304 | $6,783 |
| Year 5 | $9,132 | $1,950 | $7,182 |
| Year 6 | $11,300 | $3,628 | $7,672 |
| Year 7 | $13,598 | $5,339 | $8,259 |
| Year 8 | $16,034 | $7,088 | $8,946 |
| Year 9 | $18,616 | $8,876 | $9,740 |
| Year 10 | $21,353 | $10,706 | $10,647 |
| Year 11 | $24,254 | $12,582 | $11,672 |
| Year 12 | $27,329 | $14,506 | $12,823 |
| Year 13 | $30,589 | $16,483 | $14,106 |
| Year 14 | $34,044 | $18,517 | $15,528 |
| Year 15 | $37,707 | $20,610 | $17,097 |
| Year 16 | $41,589 | $22,769 | $18,821 |
| Year 17 | $45,705 | $24,997 | $20,708 |
| Year 18 | $50,067 | $27,299 | $22,768 |
| Year 19 | $54,691 | $29,682 | $25,009 |
| Year 20 | $59,593 | $32,150 | $27,443 |
| Year 21 | $64,788 | $34,710 | $30,078 |
| Year 22 | $70,296 | $37,368 | $32,927 |
| Year 23 | $76,133 | $40,132 | $36,001 |
| Year 24 | $82,321 | $43,009 | $39,312 |
| Year 25 | $88,881 | $46,007 | $42,874 |
Start Saving in Collinsville
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