Classification Changes

In years past, the census has typically obtained race and ethnicity data through a separation of two concepts – race and Hispanic ethnicity. This caused much confusion, as even the definitions of what constitutes ‘race’ can be murky, and many people of Hispanic origin...

The Heart of the Matter

In many articles on the census disclosure avoidance program, we have hammered away at the damage inflicted on the 2020 census by a well-intentioned but overly complex and likely poorly implemented attempt at maintaining privacy. We published maps and tables, coined...

Disclosure Avoidance Woes

A few weeks ago, we looked at the male/female ratio of 21-year-olds at the block group level to highlight the issues in the 2020 census data. Some readers pointed out that while this was interesting, most of their analyses are for radius or drive time areas, and...

Transitioning to the 2020 Census

Starting a few years before the 2020 census, the bureau began discussing methodologies for improving ‘disclosure avoidance’. To be honest, we were highly skeptical of how this would play out, especially since the published methodology discussions were obtuse, reading...

Only Fools Rush In

As many of you know, after many delays the Census Bureau finally released the DHC (Demographic and Housing Characteristics) file at the end of May. This eagerly anticipated set of files includes many essential core tables, such as population by age and sex, race by...

Curb Your Enthusiasm

The Census bureau finally released the repeatedly delayed Demographic Profile and Demographic and Housing Characteristics File (DHC). Within hours of the release, our LinkedIn feeds were littered with maps and short commentaries, most without any acknowledgement that...