Solar installer

National Solar Service

Installed solar on 618 homes since 2023 in 2 states. Installing since 2021. Latest install on record: September 2026.

Homes since 2023: 618
Median price: —
Typical system: 7.2 kW
Leased or PPA: —

Price

Public records don’t show enough systems bought outright from National Solar Service (at least 10) for a price. Ask for a quote in dollars per watt to compare it with the Illinois median.

Where it installs

Counties with homes it installed since 2023, busiest first.

Cook County, IL · 131 Lake County, IL · 73 Will County, IL · 71 DuPage County, IL · 59 Kane County, IL · 55 McHenry County, IL · 55 Winnebago County, IL · 27 Kendall County, IL · 18 St. Clair County, IL · 14 Peoria County, IL · 12 LaSalle County, IL · 11 Boone County, IL · 7 Champaign County, IL · 6 Dane County, WI · 6 Madison County, IL · 6 Sangamon County, IL · 6 DeKalb County, IL · 4 Whiteside County, IL · 4 Franklin County, IL · 3 Grundy County, IL · 3 Henry County, IL · 3 Kankakee County, IL · 3 Macon County, IL · 3 McLean County, IL · 3 Bureau County, IL · 2 Clinton County, IL · 2 Fulton County, IL · 2 Greene County, IL · 2 Knox County, IL · 2 Lee County, IL · 2 Logan County, IL · 2 Tazewell County, IL · 2 Williamson County, IL · 2 Adams County, IL · 1 Calhoun County, IL · 1 Carroll County, IL · 1 Coles County, IL · 1 Fayette County, IL · 1 Grant County, WI · 1 Iroquois County, IL · 1 Jackson County, IL · 1 Livingston County, IL · 1 Mason County, IL · 1 McDonough County, IL · 1 Mercer County, IL · 1 Morgan County, IL · 1 Pulaski County, IL · 1 Saline County, IL · 1 Scott County, IL · 1 Stephenson County, IL · 1

By state

State	Homes	Median
Illinois	611	—
Wisconsin	7	—

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.