Utility / operator
Commonwealth Edison Co.
11,640 recorded solar installations interconnected by Commonwealth Edison Co. — mostly in Illinois.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations interconnected
11,640
Total capacity
1.1 GW
DC nameplate
States
1
Median size
8 kW
Median $/W
$2.10/W
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2006
12
2007
9
2008
12
2009
20
2010
44
2011
47
2012
55
2013
55
2014
46
2015
103
2016
47
2017
76
2018
258
2019
869
2020
1,370
2021
1,197
2022
1,292
2023
1,222
2024
2,362
2025
1,879
2026
665
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Dec 31, 2026 | IL | 996 kW | — | COM |
| Dec 31, 2026 | IL | 498 kW | — | COM |
| Dec 18, 2026 | IL | 2,000 kW | — | UTILITY |
| Dec 18, 2026 | IL | 100 kW | — | COM |
| Dec 18, 2026 | IL | 420 kW | — | COM |
| Dec 18, 2026 | IL | 300 kW | — | COM |
| Dec 18, 2026 | IL | 40 kW | — | COM |
| Dec 18, 2026 | IL | 180 kW | — | COM |
| Dec 18, 2026 | IL | 186 kW | — | COM |
| Dec 18, 2026 | IL | 50 kW | — | COM |
See all 11,640 installations →searchable & filterable; export to CSV with a free account
Service geography
- Illinois
- 11,640
Frequently asked questions
How many solar installations has Commonwealth Edison Co. interconnected?
PanelCensus records 11,640 installations interconnected by Commonwealth Edison Co., from Feb 22, 2006 to Dec 31, 2026, totalling 1.1 GW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does Commonwealth Edison Co. operate?
Most recorded activity is in Illinois (11,640).