Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory
(in million square feet)
Characteristic
Millions of square feet
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Over half of the buildings included in the registry received a certificate from Energy Star in more than one occasion. Such buildings are only taken into account once. Only the data from their last certificate was used.
Calculations made by ÌÇÐÄÆƽâ°æ based on the source's data.
Citation formats
Gross floor area of buildings certified by Energy Star in the U.S. 2022, by state
California was the United States territory with the most built floor area certified by Energy Star as of November 2022. Meanwhile, the federal program certified over *** million square feet worth of apartments and commercial buildings. Energy Star labels energy-efficient products, homes, and buildings.
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ÌÇÐÄÆƽâ°æ. (November 10, 2022). Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory (in million square feet) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 05, 2026, from /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/
ÌÇÐÄÆƽâ°æ. "Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory (in million square feet)." Chart. November 10, 2022. ÌÇÐÄÆƽâ°æ. Accessed August 05, 2026. /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/
ÌÇÐÄÆƽâ°æ. (2022). Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory (in million square feet). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 05, 2026. /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/
ÌÇÐÄÆƽâ°æ. "Gross Floor Area (Gfa) of Multifamily Housing and Commercial Buildings Certified by Energy Star in The United States as of November 2022, by State and Territory (in Million Square Feet)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 10 Nov 2022, /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/
ÌÇÐÄÆƽâ°æ, Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory (in million square feet) ÌÇÐÄÆƽâ°æ, /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/ (last visited August 05, 2026)
Gross floor area (GFA) of multifamily housing and commercial buildings certified by Energy Star in the United States as of November 2022, by state and territory (in million square feet) [Graph], ÌÇÐÄÆƽâ°æ, November 10, 2022. [Online]. Available: /statistics/1357054/area-of-buildings-certified-by-energy-star-in-the-us-by-state/
