USDA Forest Service

Forest Inventory and Analysis National Program


Forest Inventory & Analysis
National Office
U.S. Forest Service
1400 Independence Ave., SW
Washington, D.C. 20250-0003

(703) 605-4177

United States Department of Agriculture Forest Service.

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Proportion of Land that is Forested, 2007


This map shows the spatial distribution of the nation’s forest land in 2007 as a percentage of county land area. Nationwide, 37 percent (751 million acres) of all land is forest land.

Use this map only to identify broad spatial trends. At the time of assessment, data were not available for interior Alaska, the Pacific Basin, Puerto Rico, U.S. Virgin Islands, and a small number of counties in the lower 48 states.



USDA Forest Service, 2007 RPA data, available at:


USDA Forest Service, Forest Inventory and Analysis.


USDA Forest Service, 2007 RPA data and the National Atlas of the United States.


Forest land is defined as land at least 10 percent stocked by forest trees of any size, or formerly having such tree cover, and not currently developed for non-forest uses, with a minimum area classification of 1 acre.


Map 507 kb PDF

High resolution zipped
files for download:
Map 1,252 kb- PDF
Map 2,834 kb - JPG

USDA Forest Service
Last Modified: November 20, 2009

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