On the third night in his new 11:35 PM time slot, Jimmy Kimmel garnered his highest viewership so far and beat both The Tonight Show With Jay Leno and Late Show With David Letterman in the key adults 18-49 demo. Although Kimmel’s total Thursday audience of 3.167 million was up over Wednesday’s 2.859 million and his Tuesday debut’s 3.097 million, Leno topped last night with 3.4 million and Letterman was second with 3.289 million. However, in the 18-49 demo, Kimmel’s 1.241 million was up solidly –  32% over Tonight Show’s 938,000 and 34% over Late Show’s 929,000. On Kimmel’s first night in his new slot, Tonight Show drew 1.084 million adults 18-49 versus Kimmel’s 887,000 and Letterman’s 683,000.

Over the first three days in his new slot, Kimmel has led Leno by a slight 3% among adults 18-49 and Letterman by 23%. In Nielsen’s metered markets last night, Kimmel got 2.7/7 in household results compared to Leno’s 2.5/7 and Letterman’s 2.6/7. In 25 markets with local people meters, Kimmel pulled in a 1.2/6 among adults 18-49, with Tonight Show and Late Show getting a 0.7/3.

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