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Use the links below to access spatial data like shapefiles or aerial and satellite images.
State of the Cities Data Systems (SOCDS)
This resource provides a wide range of data for Metropolitan Areas, Central Cities and Suburbs from the 1970 to 2000 censuses, current employment statististics, extracts from county business patterns, building permits and more.
Regional Economic Accounts (REIS)
From the U.S. Bureau of Economic Analysis, provides access to population, income, GDP, and more in a consistent geographical basis from 1969-2010.
Quarterly Census of Employment and Wages
From the U.S. Department and Labor, provides a quarterly count of employment and wages by industry at county, MSA, state and national levels.
Location Quotient Calculator Tutorial
Uses data from the Bureau of Labor Statistics to calculate "ratios that compare the concentration of a resource or activity, such as employment, in a defined area to that of a larger area or base."
NSP Foreclosure Need Data Download
Developed by HUD to estimate risk for foreclosure in census tracts.
United States Spatial Data
U.S. Census Bureau
Maps and Data Find geographic data and products such as the TIGER/Line Shapefiles, KMLs, TIGERweb, cartographic boundary files, geographic relationship files, and reference and thematic maps.
Maryland Spatial Data
Maryland OpenData Main portal for Statewide data on a wide range of themes.
MD iMap Main portal for state wide spatial data on a wide range of themes.
Baltimore Open City GIS Data is Baltimore's public platform for exploring and downloading open data, discovering and building apps, and engaging to solve important local issues. Analyze and combine Open Datasets using maps, as well as develop new web and mobile applications.