March 2, 2023

The UAS LABarometer Comprehensive file, a comprehensive and harmonized dataset containing all waves of LABarometer Survey data, is now available here.

February 27, 2023

The UAS Weighting Procedure Guide has been updated. Find the latest procedure guide here. Earlier versions of the UAS Weighting Procedure Guides are available in the archive.

February 22, 2023

Now available:

The UAS Cognitive Comprehensive file has been updated with new additions:

September 30, 2022

Now available:

The September 2022 release of the UAS Comprehensive file is now out with new additions:

June 30, 2021

Now available:

The June 2021 release of the UAS Comprehensive file is now out with new additions:

Learn more about the UAS Comprehensive File here.

December 15, 2020

Now available:

The newest addition to the data site is the Understanding America Study (UAS) Education Project page, which focuses on collecting data from the subset of panel households with at least one preK-12 child and/or at least one postsecondary student. Data collection began in April 2020 through the “Understanding Coronavirus in America Study.” Find out all about it here.

October 10, 2020

Now available:

We are happy to present the LA Barometer data page. LABarometer is a quarterly, internet-based survey of over 1,700 Los Angeles County residents that monitors social conditions and attitudes in Los Angeles, with a focus on four key issues: livability, mobility, sustainability & resiliency, and affordability & prosperity. Find out all about it here.

February 5, 2020

Now available:
The 2020 Presidential Election Data Page provides data and documentation associated with the 2020 USC Dornsife / LA Times Presidential Election Polls.

January 23, 2020

Now available:

The UAS Monthly Events Panel Dataset provides a data set merging and organizing the data from the Monthly Events surveys, a set of surveys fielded at the start of every month among all UAS respondents aged 50 or more asking about their experience with a number of events in the preceding month, as well as their self-assessments of health, life satisfaction, pain, hours worked, earnings and medical expenditures.

December 19, 2019

We are now offering a new free data housing service to survey authors:

In support of open-science data transparency, and due to an increasing number of journals that require published manuscripts to make their data available for replication, we are offering a new free service to UAS survey authors. We will house your published analytic data files, or create fully de-identified files that you may house elsewhere.

December 18, 2019

Data sets UAS 102, 195, 198, 204, 205, 211, 215 now publicly available:

Onset of positive and negative life events, asked on a monthly basis. These data are combined into a single longitudinal file that will be available for download from the / "Special Datasets" menu. The file will be updated monthly, as this series continues.

November 15, 2019

Data sets UAS 185,186,187,188,189,190 now publicly available:

The wave 3 Health And Retirement Study survey data sets. In the future these data will be added to the UAS Comprehensive File.

November 8, 2017

We have developed an exciting new Understanding America Study - Data Visualization (UASVis) Toolkit. The UAS Visualization Toolkit allows users to interactively explore various UAS datasets on a variety of key indicators through interactive, customizable and animated charts, tables and maps. These interactive visualizations are customized to each dataset and will be updated periodically. We gladly invite you to take the toolkit for a test drive and let us know what you think:

Explore the UAS Visualization Toolkit (opens in a new window)

And of course you can always access the UASVis Toolkit at any time through the Special Datasets drop down menu.

October 10, 2017

The new UAS Comprehensive File is out. It merges the data from a number core surveys in the UAS that are repeated every two years and is a great start when exploring the UAS data. Read more about it here.

September 20, 2017

The UAS Health and Retirement Study (HRS) Wave 2 data are now publicly available. Learn more about the UAS HRS in general or about the UAS HRS Wave 2.

September 11, 2017

We would love to hear what you think of the new site. Just give us your feedback (opens in a new window).

August 29, 2017

Note: Per September 1, 2017 the UAS weighting procedures have been updated. Data sets with weights based on the earlier procedures are available on request by email at

August 14, 2017

-All data sets are now available again for download (if not under embargo). -Search function is now available again through the 'Search' option in the top menu.

August 1, 2017

The UnderStanding America Study data pages got A New Look! We have revamped our site to make it easier to learn about the UAS and use our data. Please do let us know what you think and also don't hesitate to contact us if you have any problems (e.g. logging in).

Some changes to note: