Special counsel Robert Mueller Robert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE’s full report is more than 300 pages in length, a Justice Department official said Thursday.

CNN reports that the final version of the report into Russian interference in the 2016 election runs between 300 and 400 pages, not including exhibits.

Lawmakers have been clamoring for their first glimpses of Mueller's report, so far having seen only a four-page summary Attorney General William Barr Bill BarrProsecutor says no charges in Michigan toilet voting display Judge rules Snowden to give up millions from book, speeches The Hill's Morning Report - Sponsored by Facebook - Washington on edge amid SCOTUS vacancy MORE released on Sunday.

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Fox News legal analyst Andrew Napolitano had on Wednesday described the report as 700 pages long and said it summarized “2 million pages of raw evidence.” He did not specify how he knew its length.

House Judiciary Committee Chairman Jerrold Nadler Jerrold (Jerry) Lewis NadlerSchumer: 'Nothing is off the table' if GOP moves forward with Ginsburg replacement Top Democrats call for DOJ watchdog to probe Barr over possible 2020 election influence House passes bill to protect pregnant workers MORE (D-N.Y.) has said the full report is “substantial” but has expressed concerns that Barr will not meet House Democrats’ deadline of April 2 to turn over Mueller’s findings.

Independent counsel Kenneth Starr’s 1998 report on his investigation of President Clinton was 445 pages long, the Times notes, while the 9/11 Commission report ran 567 pages.

Barr told lawmakers that Mueller's report cleared President Trump Donald John TrumpOmar fires back at Trump over rally remarks: 'This is my country' Pelosi: Trump hurrying to fill SCOTUS seat so he can repeal ObamaCare Trump mocks Biden appearance, mask use ahead of first debate MORE of conspiring with Moscow ahead of the 2016 vote, but made no determination as to whether the president attempted to obstruct justice.

Updated at 11:42 a.m.