A type of used in a majority of states by the Democratic party. PRIMARY ELECTION Convention delegates are apportioned among the candidates receiving the most votes in each district while the at-large delegates are apportioned among the candidates statewide based on proportion of the vote received, so long as the percentage exceeds a certain threshold, usually 15%.
Understand more election terms clearly
Get one important election term explained each week, with authoritative sources, practical context and related definitions.
A type of used in a majority of states by the Democratic party. PRIMARY ELECTION Convention delegates are apportioned among the candidates receiving the most votes in each district while the at-large delegates are apportioned among the candidates statewide based on proportion of the vote received, so long as the percentage exceeds a certain threshold, usually 15%.
Cite this term
Election Security Glossary. (2026). Proportional Primary. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/proportional-primary
Sources
01
Single-source
Get the weekly election term
Receive one cited, source-backed election explanation in your inbox each week.