American Idol took the top two spots with both adults 18-49 and total viewers. Among adults 18-49, Modern Family was the top scripted show, edging out both Two and a Half Men and Glee. In total viewers NCIS was the top scripted program beating out its spin-off, NCIS: Los Angeles by more than 2.5 million viewers.
Primetime Broadcast Adults 18-49 viewing for the week ending February 20, 2011:
| Rank | Shows | R=Repeat S=Special P=Premiere | Net | 18-49 rating | 18-49 Viewers (000) |
| 1 | AMERICAN IDOL-WEDNESDAY | FOX | 8.2 | 10,794 | |
| 2 | American Idol-THURSDAY | FOX | 7.6 | 10,030 | |
| 3 | MODERN FAMILY | ABC | 4.3 | 5,712 | |
| 4 | Two and a Half Men | CBS | 4.2 | 5,564 | |
| 5 | GLEE | FOX | 4.2 | 5,555 | |
| 6 | MIKE & Molly | CBS | 3.8 | 4,984 | |
| 7 | Grey'S ANATOMY | ABC | 3.7 | 4,887 | |
| 8 | Big Bang Theory, THE | CBS | 3.7 | 4,884 | |
| 9 | HOW I MET YOUR MOTHER | CBS | 3.7 | 4,801 | |
| 10 | NCIS | CBS | 3.6 | 4,774 | |
| 11 | HOUSE | FOX | 3.4 | 4,476 | |
| 12 | NCIS: LOS ANGELES | CBS | 3.3 | 4,393 | |
| 13 | CRIMINAL MINDS: SUSPECT | P | CBS | 3.3 | 4,360 |
| 14 | OFFICE | NBC | 3.3 | 4,313 | |
| 15 | BONES | FOX | 3.3 | 4,308 | |
| 16 | Family Guy | FOX | 3.3 | 4,297 | |
| 17 | CRIMINAL MINDS | CBS | 3.2 | 4,238 | |
| 18 | SURVIVOR: REDEMPTION ISLD | P | CBS | 3.2 | 4,200 |
| 19 | DESPERATE HOUSEWIVES | ABC | 3.1 | 4,072 | |
| 20 | Mad Love | P | CBS | 3.0 | 3,949 |
| 21 | Mentalist, THE | CBS | 3.0 | 3,933 | |
| 22 | BACHELOR, THE | ABC | 2.9 | 3,827 | |
| 23 | CSI | CBS | 2.9 | 3,812 | |
| 24 | Hawaii Five-0 | CBS | 2.8 | 3,724 | |
| 25 | Simpsons | FOX | 2.7 | 3,608 |
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Primetime Broadcast Network Total viewing (all ages) for the week ending February 20, 2011:
| Rank | Shows | R=Repeat S=Special P=Premiere | Net | # Viewers (LIVE+SD) (000) | HH RATING (LIVE+SD) | HH SHARE (LIVE+SD) |
| 1 | AMERICAN IDOL-WEDNESDAY | FOX | 23,201 | 12.7 | 20 | |
| 2 | American Idol-THURSDAY | FOX | 22,177 | 12.0 | 20 | |
| 3 | NCIS | CBS | 19,395 | 11.7 | 19 | |
| 4 | NCIS: LOS ANGELES | CBS | 16,799 | 10.3 | 16 | |
| 5 | Mentalist, THE | CBS | 15,005 | 9.2 | 16 | |
| 6 | Two and a Half Men | CBS | 14,508 | 8.7 | 14 | |
| 7 | CSI | CBS | 13,290 | 8.1 | 13 | |
| 8 | Criminal Minds: SUSPECT | P | CBS | 13,062 | 8.1 | 14 |
| 9 | MIKE & Molly | CBS | 12,923 | 7.8 | 12 | |
| 10 | Criminal Minds | CBS | 12,849 | 7.9 | 13 | |
| 11 | BIG BANG THEORY, THE | CBS | 12,410 | 7.4 | 12 | |
| 12 | Good Wife, THE | CBS | 11,427 | 7.5 | 13 | |
| 13 | 60 MINUTES | CBS | 11,370 | 7.2 | 12 | |
| 14 | Blue Bloods | CBS | 11,163 | 7.0 | 13 | |
| 15 | SURVIVOR: REDEMPTION ISLD | P | CBS | 11,155 | 6.2 | 10 |
| 16 | Hawaii Five-0 | CBS | 10,727 | 6.6 | 12 | |
| 17 | UNDERCOVER BOSS | CBS | 10,679 | 6.1 | 10 | |
| 18 | CSI: NY | CBS | 10,650 | 6.7 | 12 | |
| 19 | DESPERATE HOUSEWIVES | ABC | 10,580 | 6.5 | 10 | |
| 20 | Modern Family | ABC | 10,574 | 6.4 | 10 | |
| 21 | GLEE | FOX | 10,525 | 6.3 | 10 | |
| 22 | CSI: MIAMI | CBS | 10,469 | 6.3 | 11 | |
| 23 | Grey'S ANATOMY | ABC | 10,238 | 6.7 | 11 | |
| 24 | HOUSE | FOX | 9,863 | 5.8 | 9 | |
| 25 | BONES | FOX | 9,836 | 5.9 | 10 |
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Nielsen TV Ratings: ©2011 The Nielsen Company. All Rights Reserved. All numbers are live viewing plus same day DVR viewing.
