- Georgia: The datasets were updated on June 30, 2017 to correct the alignment of data of five Georgia counties - Macon, Madison, Marion, McDuffie, and Macintosh counties. No data was changed.
- Vermont: Corrected data for question F1a for 22 towns in the state.
- Washington: Corrected data for questions A3b, A10a, A11e, B1a, B2a, B8a, and B13a
Data Codebook Updates
- Introduction text: Introductory text in the codebook was updated on April 11, 2018 to correct an erroneous description of "data not available" and "not applicable" values.