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L2 Voter and Consumer Files: Home

About L2 Voter

The University of Pennsylvania Libraries has purchased a subscription to L2 Data which provides voter files on over 200 million voters plus 2.3 billion voter history records. This is a continuously updated database of every registered voter in the United States. It includes basic socio-demographic indicators (some modeled), consumer preferences, party affiliation, voting history, and more.

L2 image of Pennsylvania Our subscription includes:
  • Voter mapping visualization of current voter files.
  • Individual U.S. state data from spring 2022 to the present.
  • Sharepoint site with voter data update schedule.
  • A spreadsheet that describes the variables.
  • Voter update schedule.

The data is available to the Penn academic community, including faculty, graduate students, and undergraduates.

To access L2 Data, please fill out this Terms of Use form.

Once you receive your account username and password, sign into L2 Data from this website.

Frequenty Asked Questions (FAQ)

What are voter files?

Voter files are publicly available government records of each adult registered to vote in the United States who cast ballots in past elections.

How were these voter files collected?

L2 data collects publicly available voter files from each state and gathers them into a standardized format to make it easier to navigate for analysis. They collect data from both minor and major elections, parties, districts, credit bureaus, telecom companies, government sources, and more. Its voter files include nearly 95 million cell phones nationwide. Their visualization tools provide additional geographic, electoral, and demographic data.

Will voter files tell me who voted for what candidate?

Voter file data indicates who voted in a given election. However, it does not tell you which candidate they voted for.

What kinds of information about voters can L2 Data provide?

L2 Data provides hundreds of voter variables for study in the following areas. To review all variables in the dataset go to the L2 Voter Data Dictionary.

  • Individual Data
  • Hobbies and Interests
  • Voter History
  • Household Information
  • Consumer Information
  • Contact Information
  • Boundaries

Where do I get training for L2 Data?

L2 provides a Training Center with a number of helpful videos to get you started. The L2 Data Youtube Channel also provides videos for learning L2.  



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Lauris Olson
University of Pennsylvania Libraries
203 Van Pelt-Dietrich Library Center
University of Pennsylvania
3420 Walnut Street
Philadelphia, PA 19104-6206


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Lonya Humphrey
Van Pelt-Dietrich Library Center
University of Pennsylvania Libraries
(215) 898-3491