This is a list of films which have placed number one at the weekend box office in the United States during 2011.

Number-one films †This implies the highest-grossing movie of the year. Weekend end date Film Gross Notes 1 True Grit $14,605,135 True Grit reached #1 in its third weekend of release. 2 The Green Hornet $33,526,876 3 No Strings Attached $19,652,921 4 The Rite $14,789,393 5 The Roommate $15,002,635 6 Just Go with It $30,514,732 7 Unknown $21,856,389 8 Hall Pass $13,535,374 Initial estimates had Gnomeo and Juliet ahead of Hall Pass. 9 Rango $38,079,323 10 Battle: Los Angeles $35,573,187 11 Limitless $18,907,302 12 Diary of a Wimpy Kid: Rodrick Rules $23,751,502 13 Hop $37,543,710 14 $21,298,240 15 Rio $39,225,962 16 $26,323,321 17 Fast Five $86,198,765 Fast Five broke Fast & Furious record ($71 million) for the highest weekend debut in April. 18 Thor $65,723,338 19 $34,703,035 20 Pirates of the Caribbean: On Stranger Tides $90,151,958 21 The Hangover Part II $85,946,294 The Hangover Part II broke The Simpsons Movies record ($74 million) for the highest weekend debut for a comedy. It also broke Austin Powers in Goldmembers record ($73 million) for the highest weekend debut for a live-action comedy. 22 X-Men: First Class $55,101,604 23 Super 8 $35,451,168 24 Green Lantern $53,174,303 25 Cars 2 $66,135,507 26 Transformers: Dark of the Moon $97,852,865 Transformers: Dark of the Moon broke Spider-Man 2s record ($88.2 million) for the highest Fourth of July weekend debut. 27 $47,103,276 28 Harry Potter and the Deathly Hallows – Part 2 † $169,189,427 Harry Potter and the Deathly Hallows – Part 2s $43.5 million gross from midnight showings broke The Twilight Saga: Eclipses record ($30.1 million) for the highest midnight opening of all time. Its $2 million midnight gross in IMAX broke the previous film, Harry Potter and the Deathly Hallows – Part 1s record ($1.4 million) for the highest midnight gross in IMAX. Its opening day gross of $91.1 million broke The Twilight Saga: New Moons record ($72.7 million) for the highest single-day tally of all time. It also broke The Dark Knight'''s records ($158.4 million) for the highest weekend debut in July, for a summer release, a PG-13 rated film, a Warner Bros. film, and of all time, Alice in Wonderlands record ($116.1 million) for the highest weekend debut for a 3-D film, and Harry Potter and the Deathly Hallows – Part 1s record ($125 million) for the highest weekend debut for a live-action fantasy film. It had the highest weekend debut of 2011. || |- | 29 || || Captain America: The First Avenger || $65,058,524 || || |- | 30 || || Cowboys & Aliens || $36,431,290 || Initial estimates had Cowboys and Aliens tied with The Smurfs. || |- | 31 || || rowspan="2" | Rise of the Planet of the Apes || $54,806,191 || || |- | 32 || || $27,832,307 || || |- | 33 || || rowspan="3" | The Help || $20,018,659 || The Help reached #1 in its second weekend of release. || |- | 34 || || $14,536,118 || || |- | 35 || || $14,594,623 || The Help became the first film since Avatar to top the box office in its fourth weekend. || |- | 36 || || Contagion || $22,403,596 || || |- | 37 || || rowspan="2" | The Lion King (in 3D) || $30,151,614 || The Lion King became the first re-release to reach #1 at the box office since Return of the Jedi (Special Edition) in March 1997. || |- | 38 || || $21,929,332 || The Lion King became the first re-release to reach #1 for two weeks at the box office since The Empire Strikes Back (Special Edition) in March 1997. || |- | 39 || || Dolphin Tale || $13,912,419 || Dolphin Tale reached #1 in its second weekend of release. || |- | 40 || || rowspan="2" | Real Steel || $27,319,677 || Real Steel broke Rocky IVs record ($20 million) for the highest weekend debut for a boxing film. || |- | 41 || || $16,291,655 || || |- | 42 || || Paranormal Activity 3 || $52,568,183 || Paranormal Activity 3 broke Paranormal Activity 2s record ($40.6 million) for the highest weekend debut for a horror film. It also broke Jackass 3Ds record ($50.3 million) for the highest weekend debut in October and for any fall release. || |- | 43 || || rowspan="2" | Puss in Boots || $34,077,439 || Puss in Boots broke Saw IIIs record ($33.6 million) for the highest Halloween weekend debut. || |- | 44 || || $33,054,644 || || |- | 45 || || Immortals || $32,206,425 || || |- | 46 || || rowspan="3" | The Twilight Saga: Breaking Dawn – Part 1 || $138,122,261 || || |- | 47 || || $41,683,574 || || |- | 48 || || $16,535,465 || || |- | 49 || || New Year's Eve || $13,019,180 || || |- | 50 || || Sherlock Holmes: A Game of Shadows || $39,637,079 || || |- | 51 || || rowspan="2" | Mission: Impossible – Ghost Protocol || $29,556,629 || Mission: Impossible – Ghost Protocol'' reached #1 after one weekend of limited release in IMAX. 52 $29,421,879

Highest-grossing films

Calendar Gross Highest-grossing films of 2011 by Calendar Gross Rank Title Studio(s) Actor(s) Director(s) Gross 1. Harry Potter and the Deathly Hallows – Part 2 Warner Bros. Pictures Daniel Radcliffe, Rupert Grint, Emma Watson, Helena Bonham Carter, Robbie Coltrane, Warwick Davis, Ralph Fiennes, Michael Gambon, John Hurt, Jason Isaacs, Gary Oldman, Alan Rickman, Maggie Smith, David Thewlis and Julie Walters David Yates $381,011,219 2. Transformers: Dark of the Moon Paramount Pictures Shia LaBeouf, Josh Duhamel, John Turturro, Tyrese Gibson, Rosie Huntington-Whiteley, Patrick Dempsey, Kevin Dunn, Julie White, John Malkovich and Frances McDormand Michael Bay $346,890,543 3. The Twilight Saga: Breaking Dawn – Part 1 Summit Entertainment Kristen Stewart, Robert Pattinson, Taylor Lautner, Billy Burke, Peter Facinelli, Elizabeth Reaser, Kellan Lutz, Nikki Reed, Jackson Rathbone, Ashley Greene and Anna Kendrick Bill Condon $274,841,954 4. The Hangover Part II Warner Bros. Pictures Bradley Cooper, Ed Helms, Zach Galifianakis, Ken Jeong, Jeffrey Tambor, Justin Bartha and Paul Giamatti Todd Phillips $254,464,305 5. Pirates of the Caribbean: On Stranger Tides Walt Disney Studios Johnny Depp, Penélope Cruz, Ian McShane, Kevin McNally and Geoffrey Rush Rob Marshall $237,710,309 6. Fast Five Universal Pictures Vin Diesel, Paul Walker, Jordana Brewster, Tyrese Gibson, Chris "Ludacris" Bridges, Matt Schulze, Sung Kang, Tego Calderon, Don Omar, Gal Gadot and Dwayne Johnson Justin Lin $209,837,675 7. Cars 2 Walt Disney Studios voices of Owen Wilson, Larry the Cable Guy, Michael Caine, Emily Mortimer, John Turturro and Eddie Izzard John Lasseter $190,518,314 8. Thor Paramount Pictures Chris Hemsworth, Natalie Portman, Tom Hiddleston, Stellan Skarsgård, Kat Dennings, Clark Gregg, Colm Feore, Ray Stevenson, Idris Elba, Jaimie Alexander, Rene Russo and Anthony Hopkins Kenneth Branagh $181,030,624 9. Rise of the Planet of the Apes 20th Century Fox James Franco, Freida Pinto, John Lithgow, Brian Cox, Tom Felton, David Oyelowo and Andy Serkis Rupert Wyatt $176,760,185 10. Captain America: The First Avenger Paramount Pictures Chris Evans, Tommy Lee Jones, Hugo Weaving, Hayley Atwell, Sebastian Stan, Dominic Cooper, Toby Jones, Neal McDonough, Derek Luke and Stanley Tucci Joe Johnston $176,654,505

In-Year Release + Highest-grossing films of 2011 by In-year release Rank Title Distributor Domestic gross 1. Harry Potter and the Deathly Hallows – Part 2 Warner Bros. $381,011,219 2. Transformers: Dark of the Moon Paramount Pictures $352,390,543 3. The Twilight Saga: Breaking Dawn – Part 1 Summit Entertainment $281,287,133 4. The Hangover Part II Warner Bros. $254,464,305 5. Pirates of the Caribbean: On Stranger Tides Walt Disney Pictures $241,071,802 6. Fast Five Universal Pictures $209,837,675 7. Mission: Impossible – Ghost Protocol Paramount Pictures $209,397,903 8. Cars 2 Walt Disney Pictures $191,452,396 9. Sherlock Holmes: A Game of Shadows Warner Bros. $186,848,418 10. Thor Paramount Pictures $181,030,624

+ Highest-grossing films by MPAA rating of 2011 G Cars 2 PG Kung Fu Panda 2 PG-13 Harry Potter and the Deathly Hallows – Part 2 R The Hangover Part II

See also List of American films — American films by year Lists of box office number-one films

References

Chronology