Geoportal
About
News
Help
Feedback
Advanced Search
Clear search
Within search
Public/Restricted:
Public
Resource Type:
Vector data
Search Field One
Keyword
Title
Place
Publisher/Creator
Text Field One
AND
OR
NOT
Search Field Two
Keyword
Title
Place
Publisher/Creator
Text Field Two
AND
OR
NOT
Search Field Three
Keyword
Title
Place
Publisher/Creator
Text Field Three
AND
OR
NOT
Search Field Four
Keyword
Title
Place
Publisher/Creator
Text Field Four
Limit Results By
Resource Class
Datasets (15,695)
Web services (12,722)
Websites (2)
Resource Type
Index Maps (3)
LiDAR (5)
Line data (59)
Military Maps (3)
Point data (104)
Polygon data (671)
Raster data (3)
Table data (1)
Topographic Maps (3)
Vector data (15,741)
Provider
Allegan County GIS Data Library (11)
Allegheny County GIS Open Data (42)
Allen County GIS Data Download Page (9)
American Panorama (206)
Ann Arbor Data Catalog (35)
Anne Arundel County GIS Data (70)
Anoka County GIS Data Downloads (28)
Ashland County, WI GIS Open Data Portal (9)
Athens Conservancy GIS Center (53)
Athens County GIS Data (11)
Baltimore County Open Data Portal (188)
Becker County GIS Data Downloads (22)
Benton County GIS Data Downloads (5)
Big Stone County Open Data (12)
Big Ten Academic Alliance Geospatial Information Network (5)
CMAP (Chicago Metropolitan Agency for Planning) Data Hub (51)
Calvert County Open GIS Data Portal (16)
Capital Area Open Data Portal (5)
Carroll County GIS Open Data (27)
Carver County GIS Data (32)
Cass County GIS Downloadable Files (10)
Centre County Open Data (82)
Chester County GIS Data (52)
Chippewa County Open GIS Data (6)
Chisago County GIS Data Downloads (14)
City of Bloomington, Indiana Open Data Portal (25)
City of Chicago Data Portal (244)
City of Des Moines GIS Data (12)
City of Grand Island Public GIS Data Portal (31)
City of Madison, WI GIS Open Data Portal (126)
City of Saint Paul GIS Data (31)
Clay County Open Data (3)
Clearwater County GIS Data Downloads (2)
Cook Central (217)
Cook County Open Data (157)
Crawford County Open Data (73)
Cuyahoga County Open Data (43)
Data Downloads - Montgomery Planning (141)
Dauphin County GIS Data Portal (17)
Delaware County GIS (25)
Delaware Valley Regional Planning Commission (DVRPC) (148)
Department of Housing and Urban Development (1)
Detroit Open Data (133)
Downloads for Crawford County, Ohio (19)
DuPage County GIS (46)
Eau Claire County Geospatial Hub (32)
Evansville, Vanderburgh County, Indiana Open Data Collection (50)
Franklin County Auditor, Ohio Open Data (30)
Frederick County Open Data (115)
GEOhio Spatial Data Discovery Portal (314)
GIS Data Downloads for Champaign County, Ohio (16)
GIS Data Downloads for Erie County, Ohio (6)
GIS Data Downloads for Fairfield County Auditor's Office, Ohio (31)
GIS Data Downloads for Geauga County Auditor, Ohio (48)
GIS Data Downloads for Queen Anne's County, Maryland (57)
GIS Downloads for Licking County, Ohio (5)
Geodata Hub of Vilas County, WI (29)
Grant County Open Data Hub (28)
Hamilton County, Indiana Open Data Collection (42)
Harford County Planning and Zoning Open GIS (53)
Harvard (144)
Hennepin County GIS Data (25)
Hoosier Resilience Index: Indiana (17)
Howard County Open Data (5)
Humanitarian Data Exchange (1)
ICPSR (Inter-university Consortium for Political and Social Research) (1)
Illinois DOT Open Data Portal (99)
IndianaMap (354)
Iowa Geodata (135)
IowaDOT Open Data (546)
Kenosha County, WI GIS Open Data Portal (30)
Lake County Illinois Open Data Portal (53)
Land Records Data Portal of Columbia County, WI (85)
Lincoln Open Data and Performance Management (89)
Linn County, Iowa Open Data Portal (39)
Lorain County GIS Data (84)
Macoupin Data (2)
Maryland iMap (1,009)
McLean County GIS Consortium Open Data (21)
McLeod County GIS Data Downloads (8)
Milwaukee County GIS Download (78)
Minnesota Legislative Coordinating Commission - Geospatial Information (LCC-GIS) (27)
Montgomery County Open Data (1,554)
Nebraska Game & Parks Map and Data Portal (1)
NebraskaMap (150)
New Jersey Department of Environmental Protection's (NJDEP) Bureau of GIS (300)
New Jersey Geographic Information Network (NJGIN) Open Data Portal (310)
North Central PA Hub (6)
Oakland County, MI Open data (98)
Omaha/Douglas County GIS Open Data Portal (69)
Open Data DC (875)
Open Data Minneapolis (193)
OpenIndy Data Portal (81)
Otter Tail County GIS Data Downloads (10)
Outagamie County GIS Download (21)
PHLmaps (322)
Pennsylvania Department of Conservation and Natural Resources Open Data Portal (57)
Pennsylvania Department of Environmental Protection (156)
Pennsylvania Spatial Data Access (PASDA) (1,231)
Peoria County GIS Open Data Portal (70)
Pierce County GIS Open Data Portal (4)
Polk County GIS Open Data (62)
Pope County Open Data (41)
Prince George's County GIS Open Data (262)
Prince George's County Open Data Portal (13)
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 (6)
SEMCOG Open Data (36)
Saint Louis County GIS & Mapping (18)
Sarpy County GIS Portal (131)
Sauk County GIS Download (51)
South Bend, IN Open Data (42)
Spatial Data for Brown County, Ohio (11)
St Mary's County GIS Downloadable Layers (25)
St. Croix County GIS Download (1)
Stanford (2)
Stark County GIS Data (108)
State of Michigan Open Data Portal (367)
Summit County GIS Data (31)
The Newberry Library (2)
Three Rivers Park District Open Data (5)
U.S. Fish and Wildlife Service Open Data (1,862)
UM Matthaei Botanical Gardens and Nichols Arboretum (30)
UW-Madison Robinson Map Library (20)
University of Chicago Library GIS Data Hub (34)
University of Iowa (53)
University of Maryland (1)
University of Minnesota (423)
Waukesha County GIS Download (22)
Waupaca County GIS Download (29)
Waushara County GIS Download (10)
Western Pennsylvania Regional Data Center Open Data (52)
Wilkin County, Minnesota Open Data (17)
Wisconsin Rapids Online Map Portal (18)
Wood County Open Data Portal (13)
Yellow Medicine County Hub (5)
York County, PA GIS Open Data Portal (50)
Year
Begin
–
End
Big Ten Academic Alliance Geoportal
News & Updates
About Us
Contact Project Team
Big Ten Academic Alliance Homepage