February 18, 2021 / by Open Data Portal Team / In Open Data , Data Portal

COVID-19 Vaccination Race-Ethnicity Data

As of today (2/18/2021) an update is being made to add race-ethnicity data to the Chicago resident vaccination dataset: COVID-19 Daily Vaccinations – Chicago Residents. This change has added 18 columns to the dataset – six categories each for:

Read more

February 08, 2021 / by Open Data Portal Team / In Open Data , Data Portal

COVID-19 Antigen Tests

Starting with today’s (2/8/2021) update, COVID-19 case and test datasets will include antigen tests in addition to the molecular (PCR) tests that have been reported until now. Both antigen and PCR tests are used to determine if a person has an active infection, meaning they have COVID-19 infection at the time they are tested. This change has been made because the use of antigen tests has increased over time. This change will affect historical daily or weekly counts from the addition of antigen positive cases and antigen tests. Datasets that will see past values increase because of this change are:

Read more

January 05, 2021 / by Open Data Portal Team / In Open Data , Data Portal

COVID-19 by ZIP Code Row ID Change

Starting with today’s update, the content of the Row ID column in the COVID-19 Cases, Tests, and Deaths by ZIP Code dataset will change. It incorporates the U.S. Centers for Disease Control and Prevention MMWR Week. Since these weeks repeat from year to year, the Row ID values would eventually have duplicates. The new values also incorporate the year so will be permanently unique.

Read more

November 16, 2020 / by Open Data Portal Team / In Open Data , Data Portal

COVID-19 Rolling Average Dataset - Hospitalization Columns

Later this week, possibly as soon as tomorrow (11/17/2020), we will be adding columns to the COVID-19 Daily Rolling Average Case and Death Rates dataset. The new columns will show hospitalizations for COVID-19, with the same totals, counts, rates, and demographic breakdowns already used for cases and deaths. No existing columns will change, although the positions will change for some, due to adding new columns in the middle.

Read more

November 12, 2020 / by Open Data Portal Team / In Open Data , Data Portal

Business Licenses Missing Records - Resolved

The Business Licenses dataset is missing approximately 75% of its records due to a technical glitch this morning. We are working on restoring them.

Read more

October 28, 2020 / by Open Data Portal Team / In Open Data , Data Portal

Changes to COVID-19 Datasets

On 10/29/2020, the following COVID-19 datasets will change. These changes are being made in cooperation with the Chicago Department of Public Health (CDPH) to reflect evolving public health best practices in managing the pandemic. The core idea behind all of these changes is a move away from tracking/reporting COVID-19 tests by unique person to tracking/reporting them by distinct test.

Read more

September 14, 2020 / by Open Data Portal Team / In Open Data

E-scooter Data Streams for 2020 Now Available

As part of the 2020 E-scooter pilot, we have updated our links to real-time locations of scooters available for rent in Chicago.

The data are accessible by API, and each of the three scooter companies hosts its own API feed as a requirement of participation. Details on the data specification can be found here. Updated URLs for GBFS feeds should be available soon on GitHub and are also listed below.

Read more


August 04, 2020 / by Open Data Portal Team / In Open Data , Data Portal

Deprecating Housing and Economic Development Payment Receipts dataset

No sooner than August 10, 2020, we will be removing the Housing and Economic Development Payment Receipts dataset. This dataset was based on a step in the payment process that is no longer used and therefore no longer produced data for this dataset.

Read more

July 22, 2020 / by Open Data Portal Team / In Open Data , Data Portal

COVID-19 Testing Datasets

We have added a new dataset related to COVID-19 testing and renamed an existing one.

Read more