U.S. Presidential and Senate Election Results by State 1952-2024

Presidential and Senate election results for U.S. states from 1952 to 2024. The dataset was authored by Jeffrey Stonecash and last updated in January 2026.

Use Cases

• Analyze state-level trends in presidential election results over the 72-year period from 1952 to 2024.
• Compare state outcomes for Senate elections with concurrent presidential election results.
• Examine patterns of political realignment using state-level election data spanning multiple decades.

Strengths

• Covers a long historical period of 72 years, from 1952 to 2024.
• Includes data for two major election types: presidential and Senate.
• Hosted and maintained by the Harvard Dataverse, a reputable academic repository.

Limitations

• The specific number of rows, columns, and file size are unknown, limiting assessment of scale.
• Sample data and column definitions are unavailable, complicating initial data exploration.
• The description lacks details on data granularity, such as whether results are at the county or precinct level.

Provenance

Source

Harvard Dataverse

Time Range

1952 to 2024

Freshness

Last updated on January 18, 2026.

Geography

United States (state-level)