Solar Panel Savings in Hopkinton, RI
Calculate how much you can save with solar panels in Hopkinton, Rhode Island. Based on 4.1 peak sun hours/day and 21.6¢/kWh average electricity rate.
4.1
Peak Sun Hours/Day
21.6¢
Avg Rate (¢/kWh)
9.5 yr
Payback Period
$53k
25-Year Savings
Hopkinton Solar Overview
Calculate Your Hopkinton Solar Savings
Hopkinton average: $194/mo
South-facing roofs produce the most energy
Add $8,000-$12,000 for whole-home battery backup
Annual Production
kWh/year
Annual Savings
per year
Net System Cost
after 30% ITC
Payback Period
break-even time
25-Year Total Savings
$52,910
Monthly Savings
$129
Federal Tax Credit
$6,138
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Hopkinton | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $20,460 | $17,100 |
| Federal Tax Credit (30%) | -$6,138 | -$5,130 |
| Net System Cost | $14,322 | $11,970 |
| Cost Per Watt | $3.41/W | $2.85/W |
Solar Potential in Hopkinton
Sun Hours vs National Average
Hopkinton gets 9% less sun than the national average, but high-efficiency panels compensate.
Climate Advantages
- 193 sunny days per year
- Average temperature: 52°F — cooler temps actually improve panel efficiency
- Average roof size: 1,773 sq ft — enough for a 98-panel system
Hopkinton Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $20,460 system, that's a $6,138 credit. Valid through 2032.
Rhode Island State Incentives
Renewable Energy Growth Program.
Net Metering — Rhode Island Energy
Rhode Island Energy offers net metering in Hopkinton. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Hopkinton
3.0
Tons CO2 Offset/Year
49
Equivalent Trees Planted
0.7
Homes Worth of Energy
Based on 7,183 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.
Solar Energy in Hopkinton, Rhode Island
Hopkinton, Rhode Island receives an average of 4.1 peak sun hours per day, offering adequate solar resources for homeowners looking to reduce their electricity bills. With electricity rates averaging 21.6¢ per kWh from Rhode Island Energy, well above the national average of 16.63¢/kWh, solar panels offer exceptional savings potential.
A typical 6kW solar system in Hopkinton produces approximately 7,183 kWh per year, saving homeowners an estimated $1,549 annually. The system pays for itself in about 9.2 years, after which you enjoy essentially free electricity for the remaining 16+ years of the system's warranty life.
Hopkinton has a solar penetration rate of 5.2% — showing growing adoption of residential solar, with significant room for expansion. The cost of living index of 107.5 (national average: 100) is near the national average.
Other Cities in Rhode Island
Frequently Asked Questions
How much do solar panels cost in Hopkinton, RI?
The average cost of a 6kW solar panel system in Hopkinton is approximately $20,460 before incentives ($3.41/watt). After the 30% federal Investment Tax Credit, the net cost is about $14,322. Renewable Energy Growth Program.
How many peak sun hours does Hopkinton get?
Hopkinton, RI receives an average of 4.1 peak sun hours per day and approximately 193 sunny days per year. This is near the national average, providing good conditions for residential solar panels.
What is the solar payback period in Hopkinton?
The average solar payback period in Hopkinton is approximately 9.5 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $52,910.
Does Hopkinton have net metering?
Yes, Hopkinton has access to net metering through Rhode Island Energy. This allows you to earn credits for excess solar energy sent to the grid, significantly improving your solar investment returns.
Is solar worth it in Hopkinton, RI?
Absolutely. With a 9.5-year payback period and $52,910 in 25-year savings, solar is an excellent investment in Hopkinton. The 30% federal tax credit and above-average electricity rates help make solar financially attractive.