Facing criticism that he was acceding to President Donald Trump's demand to produce citizenship information at the expense of data quality, U.S. Census Bureau director Steven Dillingham said Monday that he planned to resign with the change in presidential administrations.

Dillingham said in a statement that he would resign on Wednesday, the day Trump leaves the White House and President-elect Joseph Biden takes office. Dillingham's term was supposed to be finished at the end of the year.

The Census Bureau director's departure comes as the statistical agency is crunching the numbers for the 202...