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GBIG

Illinois Chapter

Why it's Green

Certifications

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Awards

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Case Studies

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LEED Certification Activity

1,918 LEED certified activities
549.6 M LEED certified sq ft
Excludes LEED for Homes and LEED ND

Energy Star® Plants & Buildings

1,417 ENERGY STAR® Plants & Buildings
386.6 M Sq. Ft. of ENERGY STAR® Labeled Space

Activity

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Activity-grey
Columbia Centre III
reported on 02/10/2026
gold
LEED v4.1 O+M: Existing Buildings recertification
Activity
NEXUS Elwood
awarded on 02/10/2026
Silver
LEED v4 BD+C WDC
Activity
Northwestern Medicine Bronzeville Outpat
awarded on 02/02/2026
Silver
LEED v4 BD+C NC
Activity
The Study at University of Chicago
awarded on 01/29/2026
Certified
LEED v4 BD+C NC
Activity
Komatsu - Peoria Office
awarded on 01/28/2026
Silver
LEED v4 BD+C NC

Collection Breakdown

Cumulative Activity Count by Year

Building Performance

Energy

LEED Designed Energy Efficiency (average % savings from baseline energy code for LEED BD&C projects)
25
LEED Operational Energy Efficiency (average performance period ENERGY STAR rating for LEED EBOM projects)
82

Location

Average Walk Score®
63/100
Average Transit Score®
78/100
About Our Data »

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