Dave's Redistricting 2020

What's New (10/20/2019)

We've added 2018 data for NV, thanks to Open Precincts.

Check out About Data for up-to-date info on what data we have for the 2010 Census Voting Districts.

Note: the 2016 Presidential data associated with 2016 Block Groups is preliminary. We will not be updating that data or adding any more election data to the 2016 Block Groups. Instead, we are only adding and correcting election data for the 2010 Census Voting Districts.

What's New (9/30/2019)

We've added data for seven more states: IL, KS, MN, MO, NH, NV and VT, thanks to Voting and Election Science Team. See Data for details.

To avoid data overload, when we have 2016 election data, 2008 Presidential and 2012/2016 PVI data are hidden by default. Use the Customize control on the detail panel to select the data you want to see. Also use Customize to view demographic data combinations.

What's New (9/22/2019)

Improvements to sharing links:

  • Shared maps can now be viewed by users without a DRA account.
  • Shared maps include a preview image for easy sharing on social media.
  • Shared maps include meta data for easy sharing on social media.

Improvements to My Maps list:

  • List now includes State column for easy sorting.
  • List now includes preview column.
  • Dates are formatted to be easier to read.
  • The is improved for narrow displays.
  • Published maps can now be filtered by label.
  • Map filter panel is hidden by default to make more room for other columns.

District outlines are drawn with a thinner outline.

What's New (9/12/2019)

What's New (8/4/2019)

  • Eighteen States have more election data associated with the 2010 Voting Districts. See Data for details.
  • New Map now defaults to the 2010 Voting Districts, which is where we will continue to add new data. The 2016 ACS demographic data will be added to the 2010 Voting Districts soon.
  • Bug fix: Color from CSV fixed again.

What's New (6/19/2019)

  • New View Options to hide District Detail Panel and Hover Detail Panel.
  • Adjust Hover Detail Panel is much easier.
  • Bug fix: Hide Partisan Data (View Option) now hides election sections on District Detail and Hover Detail panels.
  • Help dialogs are accessible from Login page and dialogs have some links to Help articles.
  • Auto Color Map now supports coloring a congressional map from the 116th Congress map.
  • Bug fix: Large .DRF (old DRA format) can be imported (such as for California).
  • Bug fix: Color from CSV on Windows now works. (Was fixed 5/26.)

What's New (5/5/2019)

Adjust now has a check box mode that allows map labels (district or county names) to be moved and resized. Label sizes default to be relative to the bounding box size. Labels always scale with zoom. To adjust a label:

  • Click the Adjust Labels check box.
  • Move a label by dragging it.
  • Left-click on label to make it smaller; Right-click to make it larger.

Label size and position adjustments and hover panel placement adjustment are saved with the map.

What's New (4/13/2019)

Show/Adjust/Check control added to top bar. Each displays different controls in the top bar.

  • Show has the show colors check boxes.
  • Adjust allows you to adjust the position of the data panel shown when you hover over the map.
  • Check has the Find Unassigned and Find Non-cohesive controls.

You can customize the district data panel and hover data panel with the Edit control on the district data panel.

Double-click on the map now toggles Color Mode.

Tooltip text is larger.