4159 N MASON AVE, Portage Park
A residential solar panel system is being installed on the steep roof of the principal building at 4159 N Mason Ave in Chicago's Portage Park neighborhood. The project includes an inverter output of 8.7 KW and an array output of 10.12 KW.
Issued on July 13, 2026, this permit has an ACTIVE status and a reported project cost of $28,040. Windfree Wind + Solar Energy Design Company is the installer for this renewable energy project.
Portage Park homeowners interested in solar power can reference this $28,040 installation of a 10.12 KW solar array.
Issued
July 13, 2026
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Filed by WINDFREE WIND + SOLAR ENERGY DESIGN COMPANY · 19 permits across 12 areas
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | B200476682 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Small-Scale Solar PV System |
| Status | ACTIVE |
| Job Description | INSTALL SOLAR PANELS ON ROOF OF PRINCIPAL BUILDING. ROOF TYPE: STEEP (>5:12). INVERTER OUTPUT: 8.7 KW. ARRAY OUTPUT: 10.12 KW. LOCATION: ROOFS. ICC DISTRIBUTED GENERATION INSTALLER CERT. #14-0400. |
| Floor / Unit | — |
| Estimated Cost | $28,040 |
| Approved | June 29, 2026 |
| Issued | July 13, 2026 |
RIVERA SERGIO
| Expires | — |
| BBL | — |
| BIN | — |