Oregon Daily Ballot Returns in the Two Weeks Before Election

Oregon's ballot return data tracks daily and cumulative counts in the two weeks leading up to an election. The dataset includes columns such as 'Daily return as % of total return', 'Cumulative number of ballots returned', and 'Election Date'. It is published by data.oregon.gov and was last updated on 2025-05-29.

Use Cases

• Modeling daily voter turnout trends using 'Date' and 'Number of ballots returned on this day'.
• Calculating final return rate projections from 'Cumulative return as % of total ballots'.
• Comparing participation across elections using the 'Election' identifier and cumulative percentages.

Strengths

• Data is updated daily during the critical two-week pre-election period.
• Provides multiple percentage-based metrics ('Daily return as % of total return', 'Cumulative return as % of total ballots') for nuanced analysis.
• Published by an official state government source (data.oregon.gov).

Limitations

• Row count and total dataset size are unknown, limiting suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

data.oregon.gov, sourced from the Oregon Secretary of State.

Collection Method

Likely collected from county election offices and aggregated at the state level.

Time Range

Covers the two weeks leading up to unspecified elections.

Freshness

Last updated 2025-05-29 15:10:35; freshness should be verified.

Geography

State of Oregon, United States.