Investigator(s): Inter-university Consortium for Political and Social Research (ICPSR)
ICPSR's holdings of Referenda and Primary Election data cover the period 1968-1990. The datasets include election returns at the county and state levels for primary and general elections on statewide referenda, constitutional amendments, state House and Senate joint resolutions, and initiated measures. The data also document county-level returns for most gubernatorial, senatorial, and congressional primary elections. Included in the statewide referenda data from 1968-1990 are the county vote breakdowns for approximately 4,241 referenda voted on in primary and general elections throughout the United States.