<odesi> is a digital repository for social science data, including polling data. It is a web-based data exploration, extraction and analysis tool that uses the Data Documentation Initiative (DDI) social science data standard. <odesi> provides researchers the ability to search for survey questions (variables) across thousands of datasets. There are both microdata and aggregate data available, in a range of formats.
It includes datasets from Statistics Canada, Gallup Canada and other polling companies, and public-domain files such as the Canadian National Election Surveys and selected files from the Inter-University Consortium for Political and Social Research (ICPSR).
A libguide is available for help with using odesi.
For comprehensive data resources visit the Academic Data Centre.