Solar in Rockville Centre, NY
With PSEG Long Island (LIPA)'s electricity at about 28.1¢ per kWh and 1,374 kWh of sun per kW, solar is worth it for a typical Rockville Centre home today: about a 6.5-year payback.
- Payback, typical home
- 6.5 yrsNew York: 6.8 yrs
- 25-year net
- $69,871after paying $16,050
- Sun
- 1,374kWh per kW per year
- Electricity
- 28.1¢56% above U.S. average
A typical Rockville Centre home, by the numbers
| Utility | PSEG Long Island (LIPA) |
|---|---|
| Electricity use | 744 kWh a month |
| Best-value system | 6.5 kW, about 15 panels, 8,932 kWh a year (100% of use) |
| Cost | $21,050, or $16,050 after state incentives |
| First-year savings | $2,386 |
| Payback | 6.5 years |
| Exported power | Full retail net metering (PSEG Long Island (LIPA)) |
Cash purchase, no federal credit, 3.6% yearly rate increases. Run it with your own numbers.
Homes in Rockville Centre
- Owner-occupied homes
- 75%
- Single-family detached
- 61%
- Median home value
- $819k
- Median year built
- 1945
- Population
- 25,765
- Solar installs, last 3 years*
- 3
- Roofs suitable for solar†
- 78%
Census ACS 2020–2024. *Installations in public records for this area's ZIP codes. †Share of 5,160 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Older housing stock. Many homes here were built before 1975. Have the roof and electrical panel checked before signing; a roof or panel upgrade can add thousands. Roof first?
Installers working in Rockville Centre
Companies with the most installations in Rockville Centre's ZIP codes over the last 3 years, from public records. We don't take payment for placement.
- Long Island Power Solutions 1 installs
- Nyss 1 installs
- Patriot Energy Solutions 1 installs
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Rockville Centre
Is solar worth it in Rockville Centre, NY?
For a typical home in Rockville Centre, solar is worth it at 2026 prices: a 6.5 kW system costs about $16,050 after state incentives, saves about $2,386 in year one and pays back in about 6.5 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Rockville Centre?
About 1,374 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 3% more than the New York average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Rockville Centre?
Most homes in Rockville Centre are served by PSEG Long Island (LIPA), at about 28.1¢ per kWh on average. Some areas are served by Village of Freeport.
How much do solar panels cost in Rockville Centre?
A fair cash price is around $3.20 per watt before incentives, so about $21,050 for a 6.5 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Baldwin 12.3 yrs
- Oceanside 6.5 yrs
- Freeport 12.2 yrs
- Hempstead 6.6 yrs
- Franklin Square 6.6 yrs
- Valley Stream 5.6 yrs
- Elmont 5.6 yrs
- Uniondale 6.5 yrs
- All of New York
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.