A $350/month electricity bill in Wyoming represents roughly 3,043 kWh per month at the state average rate of 11.5¢/kWh (EIA). With 5.0 peak sun hours per day, most Wyoming homeowners need a 24.4 kW solar system — about 62 panels at 400W — to offset that usage. After the 30% federal ITC, net installed cost runs about $51,300, with 14.0-year simple payback and $101,900+ in estimated 25-year savings.
How Many Solar Panels for a $350 Electric Bill in Wyoming?
Wyoming electricity rates and sun hours change the math versus the US average. The sizing formula:
System size (kW) = Annual kWh ÷ (Peak sun hours × 365 × 0.82)
For a $350/month bill in Wyoming:
Annual usage: ~36,522 kWh/year
Peak sun hours: 5.0 h/day (Wyoming)
System size:24.4 kW DC (~62 × 400W panels)
Metric
Wyoming
US average
Rate
11.5¢/kWh
16.3¢/kWh
Sun hours
5.0 h/day
4.5 h/day
System size
24.4 kW
19.1 kW
Panels (400W)
62
48
Wyoming requires a larger system than the national average for the same dollar bill because higher consumption at lower rates. Use our solar system size calculator with your ZIP code for a roof-specific result.
Find your exact solar savings
Enter your ZIP code for a personalized estimate using your state's electricity rate and sun hours.
💰 System Cost
What Does Solar Cost for a $350/Month Bill in Wyoming After the ITC?
At $3.00/W installed (SEIA 2026 US average), a 24.4 kW system in Wyoming costs about $73,200 before incentives.
The 30% Residential Clean Energy Credit (ITC) under IRC Section 25D saves roughly $21,960, bringing net cost to $51,300. The credit applies to purchased systems placed in service through 2032; consult a CPA for your tax situation.
Cost line
Amount
Gross installed (24.4 kW)
$73,200
Federal ITC (30%)
−$21,960
Net cost after ITC
$51,300
📈 Payback Period
How Long Is Solar Payback on a $350 Bill in Wyoming?
Simple payback divides net system cost by first-year bill savings. In Wyoming, a 24.4 kW system saving ~$3,654/year against a $350/month bill pays back in about 14.0 years after the ITC.
At 3% annual rate escalation (EIA historical average), 25-year utility spend totals ~$153,100 vs $51,300 net solar cost — an estimated $101,900+ lifetime advantage. Model your timeline in our solar payback calculator.
Solar vs utility company · 25-year comparison
Total cost of staying on the grid vs owning solar for a $300/month bill (national average assumptions).
Wyoming Solar Incentives for a $350/Month Electric Bill
Wyoming does not offer a state solar tax credit or dedicated rebate program. Wyoming has a Property Tax Exemption for renewable energy equipment, which means solar installations may be exempt from property tax assessments. Federal 30% ITC applies to all Wyoming installations.
Check DSIRE and our Wyoming solar page for current rebates, net metering rules, and utility-specific programs before signing an install contract.
⚡ System Size
Wyoming vs US Average: $350/Month Bill Comparison
Wyoming
US average
Monthly bill
$350
$350
System size
24.4 kW
19.1 kW
Net cost after ITC
$51,300
$40,200
Simple payback
14.0 yrs
11.0 yrs
25-year savings
$101,900+
$113,000+
Bottom line: A $350/month bill in Wyoming is a longer-term solar candidate with 14.0-year payback. Calculate your Wyoming savings or compare all states on the $350 bill hub.
Related calculators
Free tools for US homeowners — instant results, all 50 states.
At Wyoming's average rate of 11.5¢/kWh and 5.0 peak sun hours, a $350/month bill (~36,522 kWh/year) typically requires a 24.4 kW system — about 62 panels at 400W each. Use our solar system size calculator with your ZIP for a roof-specific estimate.
A 24.4 kW system in Wyoming costs roughly $73,200 installed before incentives. The 30% federal ITC reduces net cost to about $51,300. Wyoming does not offer a state solar tax credit or dedicated rebate program. Wyoming has a Property Tax Exemption for renewable energy equipment, which means solar installations may be exempt from property tax assessm...
At $51,300 net cost and ~$3,654/year in bill savings, simple payback in Wyoming is about 14.0 years. High-rate states pay back faster; low-rate states may take longer even with strong sun.
Most Wyoming homeowners with a $350/month bill see positive 25-year returns — estimated $101,900+ vs staying on utility power with 3% annual rate escalation. See the [Wyoming solar data page](/states/wy/) for local NEM and incentive details.
The US average needs a 19.1 kW system at 11.0-year payback. Wyoming needs 24.4 kW with 14.0-year payback — driven by Wyoming's 11.5¢/kWh rate and 5.0 daily sun hours.