Iowa Monthly Voter Registration Totals by State House District from June 2021

Monthly voter registration data for Iowa's state house districts, starting in June 2021. It contains counts of voters registered as Democrats, Republicans, other parties, or with no party, and classifies registrations as active or inactive. The dataset is provided by the State of Iowa and was last updated in March 2026.

Use Cases

• Track monthly changes in party registration based on the Democrat, Republican, other, and no-party counts.
• Analyze voter list maintenance and engagement based on the active and inactive voter status.
• Model district-level political demographics for redistricting or campaign planning based on the state house district geography.
• Forecast election turnout and voter base stability based on the time-series of registration status.

Strengths

• Provides monthly time-series data starting from a specific point (June 2021).
• Includes a key political breakdown by party affiliation (Democrat, Republican, other, no party).
• Distinguishes between active and inactive voter registrations with a defined legal criterion (§48A.37).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and total data size are unknown, which may limit suitability assessment.
• Data may reflect geographic and temporal bias inherent to the State of Iowa's administrative records.

Provenance

Source

State of Iowa

Collection Method

Likely compiled from official county auditor records and state voter files.

Time Range

From June 2021 onward.

Freshness

Last updated 2026-03-07 21:41:34.821435; freshness should be verified.

Geography

State of Iowa, aggregated by state house district.