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Big Ten Academic Alliance Geospatial Information Network (9)
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CMAP (Chicago Metropolitan Agency for Planning) Data Hub (51)
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Center for Ancient Middle Eastern Landscapes, Institute for the Study of Ancient Cultures, University of Chicago (8,792)
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Humanitarian Data Exchange (6,701)
ICPSR (Inter-university Consortium for Political and Social Research) (1)
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Indiana Covid-19 Cases Tracker (1)
Indiana University (14,884)
IndianaMap (374)
Iowa Emergency Operations Center (1)
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IowaDOT Open Data (546)
Kenosha County, WI GIS Open Data Portal (31)
Lake County Illinois Open Data Portal (53)
Land Records Data Portal of Columbia County, WI (85)
LandScan Global Population Database (23)
Library of Congress Geography and Map Division (1)
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Lorain County GIS Data (85)
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MapHub (1)
Maryland National Capital Parks and Planning Commission (1)
Maryland iMap (1,249)
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National Renewable Energy Laboratory (1)
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Natural Resources Research Institute (106)
Nebraska Game & Parks Map and Data Portal (1)
NebraskaMap (152)
New Jersey Department of Environmental Protection's (NJDEP) Bureau of GIS (300)
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New Jersey Geographic Information Network (NJGIN) Open Data Portal (310)
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Pennsylvania Department of Conservation and Natural Resources Open Data Portal (57)
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Pennsylvania State University (3,888)
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PolicyMap (387)
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Prince George's County Open Data Portal (13)
Princeton (1,004)
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Racine County GIS Download (41)
Ramsey County Open Data (36)
Renville County Open GIS Data (44)
Russian Military Topographic Map Collection (3)
Rutgers University-New Brunswick (4,554)
SEMCOG Open Data (36)
Saint Louis County GIS & Mapping (18)
Sarpy County GIS Portal (131)
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SimplyAnalytics (12)
Social Explorer (448)
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The Ohio State University (255)
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U.S. Fish and Wildlife Service Open Data (1,972)
UM Matthaei Botanical Gardens and Nichols Arboretum (62)
UW Digital Collections Center (2,596)
UW-Madison Robinson Map Library (6,077)
University of Chicago (71)
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University of Illinois Urbana-Champaign (2,501)
University of Iowa (3,595)
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Waukesha County GIS Download (37)
Waupaca County GIS Download (29)
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Western Pennsylvania Regional Data Center Open Data (52)
Wilkin County, Minnesota Open Data (17)
Wisconsin Geological and Natural History Survey (61)
Wisconsin Rapids Online Map Portal (18)
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WisconsinView (2,170)
Wood County Open Data Portal (13)
Yellow Medicine County Hub (5)
York County, PA GIS Open Data Portal (50)
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