Solar Panel Cost in Westminster, CO
Updated 2026 guide to solar panel prices, savings, and payback period in Westminster.
Estimated Solar Savings
Solar Panel System Costs in Westminster, CO
Below are estimated costs for different solar panel system sizes in Westminster, including the 30% federal solar tax credit.
| System Size | Cost Before Incentives | Federal Tax Credit (30%) | Net Cost | Est. Annual Production |
|---|---|---|---|---|
| 4 kW | $11,600 | -$3,480 | $8,120 | 8,030 kWh |
| 6 kWMost Popular | $17,400 | -$5,220 | $12,180 | 12,045 kWh |
| 8 kW | $23,200 | -$6,960 | $16,240 | 16,060 kWh |
| 10 kW | $29,000 | -$8,700 | $20,300 | 20,075 kWh |
| 12 kW | $34,800 | -$10,440 | $24,360 | 24,090 kWh |
What Affects Solar Panel Cost in Westminster?
The average cost of solar panels in Westminster, CO is approximately $290/watt before incentives. For a typical 6kW residential system, that means a total cost of about $17,400 before the federal tax credit.
After applying the 30% federal Investment Tax Credit (ITC), your net cost drops to approximately $12,180.Westminster homeowners typically see a payback period of 7 years and save an estimated $37,000 over 25 years.
Factors that affect your cost in Westminster:
- System size: Larger systems cost more but have a lower cost per watt
- Equipment quality: Premium panels and inverters cost more but offer better efficiency
- Roof complexity: Steep roofs, multiple levels, or shading can increase installation costs
- Local labor rates: Installation costs vary within the Westminster metro area
- Local permits: Permitting costs and requirements vary by municipality in Westminster
- Incentives: State and local programs can significantly reduce your out-of-pocket cost
Solar Incentives Available in Westminster
Federal Solar Investment Tax Credit
30% Federal Tax Credit (ITC)
Colorado homeowners can deduct 30% of their solar installation cost from federal taxes, with the state's 300+ days of sunshine maximizing the investment.
State & Local Incentives
Sales Tax Exemption for Renewable Energy
Sales TaxColorado exempts renewable energy equipment from state sales and use tax.
Property Tax Exemption
Property TaxThe value added by a solar installation is exempt from property tax assessment in Colorado.
Xcel Energy Solar Rewards
RebateXcel Energy customers can earn performance-based incentives for solar energy produced.
Colorado RENU Loan
LoanLow-interest loans for residential renewable energy and energy efficiency projects.
Net Metering
Colorado requires investor-owned utilities to offer net metering. Xcel Energy and Black Hills Energy provide net metering for residential solar customers.
AvailableSRECs
Colorado's Renewable Energy Standard includes a distributed generation carve-out, but the state does not have a traditional SREC trading market.
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Solar Panel Cost FAQ - Westminster, CO
The average cost of solar panels in Westminster is approximately $2.90 per watt before incentives. A typical 6kW residential system costs about $17,400 before the 30% federal tax credit, bringing the net cost to around $12,180.
The typical payback period for solar panels in Westminster is approximately 7 years. After that, you'll enjoy free electricity for the remaining 15-20+ years of your system's life, saving an estimated $37,000 over 25 years.
Westminster homeowners can take advantage of the 30% federal solar tax credit, which reduces your system cost by 30%. Colorado also offers net metering, and various state-level incentive programs. Check our incentives page for the complete list.
Westminster homeowners can save an estimated $37,000 over 25 years by going solar. Actual savings depend on your electricity usage, system size, roof orientation, and available incentives. With electricity rates averaging $0.14/kWh in Colorado, solar provides significant long-term savings.
Solar Costs in Other Colorado Cities
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