Deep Dive into 2020 Census Block Data

To further help users understand how the privacy budget has affected small area data, we decided to deep dive into a specific area to see how it looks on the ground. We chose a block group which we know that has not changed over the past ten years, located in a...

Dealing with the 2020 Census

A tremendous effort in the analytics world is devoted to the task of data preparation and cleansing. Data exchanges refer to ‘curated’ data, which suggests that the suppliers of that data have gone to the trouble of estimating missing fields, reigning in outliers, and...
Using 2020 Census Data

Using 2020 Census Data

Over the past year or so, we have been giving a heads up that the 2020 census data was to be affected by new and more stringent non-disclosure rules intended to protect the identify of census respondents. We recognize that such protection is important while muttering...

Mermaids and Census Privacy Concerns

The PL94 data for the 2020 Census was recently released, and our data team found something, well, peculiar. There are now block groups over bodies of water. If there are people living in lakes and rivers, then they must be able to breathe underwater. And if they can...

2020 Census Integration Update

As we await the full release of the 2020 Census data, we plan to periodically keep you updated on our plans to integrate the data into our databases. While the Census Bureau is changing dates for releases, this is a tentative schedule. Earlier this year, we updated...

Privacy and the Census

Every representative democracy has a fundamental need to undertake a regular enumeration of its citizens to ensure that equal representation can be maintained as best as possible. But once you have gone to considerable trouble to count the people, it is quite...