Searching Within an Area

Area specific search allows a user to search within a pre-defined area on the map.

Map Extent

Map Extent is a portion of an area shown on a map. Map Extent usually have a rectangular shape. Map extent can be changed by zooming and panning.

Citywide

Searches boundaries within the City of Chicago.

Drawn Extent

Drawn Extent is located in the Find Data panel under Select Location; it is used to create polygon and/or rectangular shapes to run results from a specific location on a map. When the Drawn Extent feature is activated the shape, edit, and delete buttons appears on the grid.

How to use drawn extent:

  1. In the find data panel, setup a search and activate drawn extent in the select location section.
  2. Select a shape image on the grid, when hovering on a button, it provides information on the button.
  3. To draw a polygon shape, select the polygon image on the map, the image will activate, a cursor will appear with text "Click to start drawing a shape".
  4. Begin adding points on the map in the area desired after the last point is complete, text will appear "Click first point to close this shape". To complete the shape, click finish on the polygon icon.
  5. To draw a rectangular shape, select the rectangle image on the map, a cursor will appear with text "Click and Drag to draw a rectangle". To complete the shape release the mouse to complete the drawing.
  6. Select Get Data to executed the search, all available results will appear within the shapes on the map.

City-defined zones:

  • CDOT Asphalt District
  • CDOT Electric District
  • Census Tract 2000
  • Community Area
  • CPS Safe Passage
  • Fire Battalion
  • Fire District
  • Police Beat
  • Police District
  • Special Service Areas
  • TIF District
  • Ward (2003)
  • Ward
  • ZIP Code