
Solar Panel Cost in Hillsboro, OR
Updated 2026 guide to solar panel prices, savings, and payback period in Hillsboro.
Estimated Solar Savings
Solar Panel System Costs in Hillsboro, OR
Below are estimated costs for different solar panel system sizes in Hillsboro, 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 | 5,840 kWh |
| 6 kWMost Popular | $17,400 | -$5,220 | $12,180 | 8,760 kWh |
| 8 kW | $23,200 | -$6,960 | $16,240 | 11,680 kWh |
| 10 kW | $29,000 | -$8,700 | $20,300 | 14,600 kWh |
| 12 kW | $34,800 | -$10,440 | $24,360 | 17,520 kWh |
What Affects Solar Panel Cost in Hillsboro?
The average cost of solar panels in Hillsboro, OR 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.Hillsboro homeowners typically see a payback period of 8 years and save an estimated $30,000 over 25 years.
Factors that affect your cost in Hillsboro:
- 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 Hillsboro metro area
- Local permits: Permitting costs and requirements vary by municipality in Hillsboro
- Incentives: State and local programs can significantly reduce your out-of-pocket cost

Solar Incentives Available in Hillsboro
Federal Solar Investment Tax Credit
30% Federal Tax Credit (ITC)
Oregon homeowners can claim the 30% federal ITC along with state-specific solar incentive programs.
State & Local Incentives
Oregon Solar + Storage Rebate Program
RebateOregon Energy Trust provides rebates for solar installations and solar-plus-storage systems.
Oregon Solar Tax Credit (Residential)
Tax CreditOregon previously offered a residential energy tax credit for solar. While the primary credit has expired, some programs remain available through the Oregon Department of Energy.
Property Tax Exemption
Property TaxOregon exempts solar energy systems from property tax assessments.
Net Metering
Oregon requires utilities including Portland General Electric and Pacific Power to offer net metering for residential solar systems up to 25 kW at the full retail rate.
AvailableSRECs
Oregon does not have a traditional SREC market. The state's Renewable Portfolio Standard supports solar through other mechanisms.
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Solar Panel Cost FAQ - Hillsboro, OR
The average cost of solar panels in Hillsboro 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 Hillsboro is approximately 8 years. After that, you'll enjoy free electricity for the remaining 15-20+ years of your system's life, saving an estimated $30,000 over 25 years.
Hillsboro homeowners can take advantage of the 30% federal solar tax credit, which reduces your system cost by 30%. Oregon also offers net metering, and various state-level incentive programs. Check our incentives page for the complete list.
Hillsboro homeowners can save an estimated $30,000 over 25 years by going solar. Actual savings depend on your electricity usage, system size, roof orientation, and available incentives. With electricity rates averaging $0.12/kWh in Oregon, solar provides significant long-term savings.
Solar Costs in Other Oregon Cities

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