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City of Chicago

Type

Dataset

Link

http://www.cityofchicago.org

Source

Ckan.net

There have been several blog posts about open data in Chicago (see href="http://www.oregonstartupblog.com/2009/09/30/portland-oregon-joins-the-ranks-of-the-open-cities-officially-embracing-open-data-and-open-source/">here and href="http://topplabs.org/civichacker/2009/05/does-usefully-open-data-have-to-mean-xml/">here) - though there doesn't seem to be a single registry of open data.

Political/administrative boundary data sets are available at:


     href="http://egov.cityofchicago.org/city/webportal/portalContentItemAction.do?blockName=Geographic+Information+Systems%2fGIS+Data%2fI+Want+TodeptMainCategoryOID=-536886491channelId=0programId=0entityName=Geographic+Information+SystemstopChannelName=SubAgencycontentOID=536900083Failed_Reason=Invalid+timestamp,+engine+has+been+restartedcontenTypeName=COC_EDITORIALcom.broadvision.session.new=YesFailed_Page=%2fwebportal%2fportalContentItemAction.docontext=dept">Boundary Data

Datasets include:


    Census Block


    Census Data -- November 2004


    Census Tracts


    City Boundary


    Citywide Wards Map


    Community Areas


    IL House


    IL Senate


    Surrounding Municipalities


    Neighborhoods


    Precincts


    TIFS 2008


    US Congress


    Zipcodes

Openness Assume this is intended to be open, but no information found on whether or not data can legally be reused.

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