Solar installations in Sussex County, NJ
2,648 recorded installations in Sussex County, New Jersey — capacity, prices and the installers doing the work.
At a glance
Sussex County, New Jersey has 2,648 recorded solar installations totalling 125.7 MW of capacity — the 20th-highest count among the 21 New Jersey counties with records, and 1% of the state total. That is about 4.2% of the county's 62,825 housing units, against 6.2% statewide.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Severe-weather exposure: solar sites here have been matched to an average of 2.8 hail and 4.3 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Sussex County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 1,808 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 146% of that. A yardstick, not dated records.
Most active
Top installers in Sussex County
| # | Installer | Installs here |
|---|---|---|
| 1 | Trinity Solar | 518 |
| 2 | Sunrun | 355 |
| 3 | Momentum Solar | 169 |
| 4 | Tesla | 75 |
| 5 | Emt Renewables | 55 |
| 6 | Green Power Energy | 51 |
| 7 | Vision Solar | 51 |
| 8 | Suntuity | 45 |
| 9 | Infinity Solar Systems | 34 |
| 10 | Alternative Energy | 31 |
Growth
Installations by year
How does Sussex County compare with the rest of New Jersey?
The median recorded system in Sussex County is 9.69 kW, about 20% above the state median of 8.1 kW. 2,596 systems (98%) of the county's records include battery storage, against 99% statewide. By share of housing units with a recorded system, Sussex County ranks 16th of 21 New Jersey counties with at least 10 installations. Fewer than 30 systems here report an installed price, so no county price median is published.
How has solar adoption changed in Sussex County?
The earliest recorded installation in Sussex County dates to 2003. The busiest year on record is 2024, with 366 installations. 2025 has 258 recorded installations so far. The county's cumulative total rose from 1,422 at the end of 2020 to 2,648 today. Recent years fill in as state programs and permit offices report, so the latest counts are provisional.
Who installs solar in Sussex County?
Trinity Solar has the most recorded installations in Sussex County (518, 20% of the county's records). Other active installers here include Sunrun, Momentum Solar and Tesla. Installers based anywhere in New Jersey are listed in the state installer directory.
Frequently asked questions
How many homes have solar in Sussex County?
PanelCensus records 2,648 solar installations in Sussex County, New Jersey (125.7 MW of capacity) — about 4.2% of the county's 62,825 housing units (U.S. Census ACS). Coverage depends on New Jersey's public reporting, so the true total is likely higher.
Who installs solar in Sussex County?
The most active recorded installers in Sussex County are Trinity Solar (518), Sunrun (355) and Momentum Solar (169).
How big is a typical solar system in Sussex County?
The median recorded system in Sussex County is 9.7 kW, against 8.1 kW for New Jersey as a whole.
More solar data near Sussex County
- Solar in New Jersey· 232,288 installations
- Solar installers in New Jersey
- Solar in Cape May County· 6,670 installations
- Solar in Morris County· 6,340 installations
- Solar in Salem County· 4,680 installations
- Solar in Hudson County· 3,665 installations
- Solar in Hunterdon County· 3,050 installations
- Solar in Warren County· 2,355 installations
County assignment is derived from installation ZIP codes via the Census 2020 ZCTA↔county crosswalk (primary county by land-area overlap) — approximate at county boundaries. Market penetration = recorded installations ÷ housing units (U.S. Census Bureau ACS 5-Year, Table B25001); it undercounts where dataset coverage is partial. See methodology.
About this data
Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published October 10, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Solar installations in Sussex County, New Jersey”, https://panelcensus.com/solar/new-jersey/sussex-county (data as of October 10, 2026).