Iowa Political Campaign Expenditures from 2003

Expenditure records from candidate committees, political action committees, party committees, and ballot issue committees in Iowa. Data is available beginning in 2003 from reports filed electronically and some paper reports. The State of Iowa provides this data, which was last updated in March 2026.

Use Cases

• Analyzing spending trends by candidate committees based on reported expenditure data.
• Tracking financial activity of state political action committees (PACs) based on committee reports.
• Investigating funding sources for state and local ballot issues based on ballot issue committee filings.
• Comparing expenditure patterns between state parties and county central committees based on submitted reports.

Strengths

• Data coverage begins in 2003, providing a multi-year time series.
• Includes reports from multiple entity types such as candidate committees, PACs, and party committees.
• Available in multiple machine-readable formats including CSV, JSON, and XML.

Limitations

• Data quality is dependent on the accuracy of electronically reported submissions.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

State of Iowa

Collection Method

Reports submitted by candidate committees, political committees, and other organizations.

Time Range

2003 onward

Freshness

Last updated 2026-03 14 21:44:28.671687; freshness should be verified.

Geography

Iowa, USA