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A limited set of TIGER/Line Shapefiles are available pre-joined with data in geodatabase format.
American Community Survey 5-Year Estimates — Geodatabase Format
These geodatabases bring together geography from the 2019 TIGER/Line Shapefiles and data from the 2015-2019 American Community Survey (ACS) 5-year estimates.
TIGER/Line with Selected Demographic and Economic Data Record Layouts
Record layouts for the TIGER/Line with Selected Demographic and Economic Data contain the short name and a full description of each cell.
User note on Congressional and State Legislative Districts in Geographic Products.