| TW | LW | Title | Studio | Wknd Gross | % Change | Theaters | Average | Total Gross | Budget* | Week# |
| 1 | N | Michael Jackson's This Is It | Sony | $23,234,394 | -- | 3,481 | $6,675 | $34,442,926 | - | 1 |
| 2 | 1 | Paranormal Activity | Par. | $16,387,327 | -22.3% | 2,404 | $6,817 | $84,627,372 | $0.02 | 6 |
| 3 | 4 | Law Abiding Citizen | Over. | $7,403,630 | -40.3% | 2,764 | $2,679 | $51,485,280 | $50 | 3 |
| 4 | 5 | Couples Retreat | Uni. | $6,460,525 | -39.2% | 3,026 | $2,135 | $87,026,280 | $70 | 4 |
| 5 | 3 | Where the Wild Things Are | WB | $5,931,417 | -57.7% | 3,645 | $1,627 | $62,650,379 | $100 | 3 |
| 6 | 2 | Saw VI | LGF | $5,270,794 | -62.7% | 3,036 | $1,736 | $22,534,749 | $11 | 2 |
| 7 | 6 | Astro Boy | Sum. | $3,460,651 | -48.4% | 3,020 | $1,146 | $11,316,418 | $65 | 2 |
| 8 | 8 | The Stepfather (2009) | SGem | $3,207,792 | -48.5% | 2,346 | $1,367 | $24,555,801 | $20 | 3 |
| 9 | 7 | Cirque du Freak: The Vampire's Assistant | Uni. | $3,098,185 | -50.8% | 2,754 | $1,125 | $10,809,975 | $40 | 2 |
| 10 | 11 | Amelia | FoxS | $3,034,667 | -22.3% | 1,070 | $2,836 | $8,340,499 | $40 | 2 |
| 11 | 9 | Cloudy with a Chance of Meatballs | Sony | $2,747,476 | -47.7% | 2,322 | $1,183 | $118,604,078 | $100 | 7 |
| 12 | 10 | Zombieland | Sony | $2,620,655 | -37.7% | 2,056 | $1,275 | $71,181,556 | $23.6 | 5 |
| 13 | 12 | A Serious Man | Focus | $1,036,396 | -5.2% | 238 | $4,355 | $4,595,629 | - | 5 |
| 14 | N | The Boondock Saints II: All Saints Day | App. | $546,687 | -- | 68 | $8,040 | $546,687 | $8 | 1 |
| 15 | 19 | An Education | SPC | $467,376 | +27.2% | 48 | $9,737 | $1,537,993 | - | 4 |
| 16 | 60 | Halloween II (2009) | W/Dim. | $445,344 | +1,378.1% | 1,083 | $411 | $33,096,757 | $15 | 10 |
| 17 | 14 | Good Hair | RAtt. | $422,472 | -55.4% | 418 | $1,011 | $3,453,044 | - | 4 |
| 18 | 15 | The Invention of Lying | WB | $393,270 | -53.1% | 452 | $870 | $17,589,249 | $18.5 | 5 |
| 19 | 16 | Capitalism: A Love Story | Over. | $373,992 | -48.5% | 492 | $760 | $13,664,911 | - | 6 |
| 20 | 13 | Toy Story / Toy Story 2 (3D) | BV | $262,347 | -74.0% | 343 | $765 | $30,593,152 | - | 5 |
| 21 | 17 | Surrogates | BV | $251,979 | -57.3% | 357 | $706 | $38,008,686 | $80 | 6 |
| 22 | 21 | Coco Before Chanel | SPC | $250,420 | -8.0% | 77 | $3,252 | $2,110,779 | - | 6 |
| 23 | N | London Dreams | Stu18 | $207,964 | -- | 82 | $2,536 | $207,964 | - | 1 |
| 24 | 18 | Whip It | FoxS | $196,089 | -57.9% | 260 | $754 | $12,610,792 | $15 | 5 |
| 25 | 20 | The Informant! | WB | $192,122 | -44.8% | 220 | $873 | $32,737,219 | $22 | 7 |
| 26 | 23 | New York, I Love You | Viv. | $177,335 | -22.9% | 86 | $2,062 | $1,010,662 | - | 3 |
| 27 | 35 | Tim Burton's The Nightmare Before Christmas in 3-D (2009 re-issue) | BV | $140,037 | -2.3% | 103 | $1,360 | $356,022 | - | 2 |
| 28 | 25 | Bright Star | App. | $132,684 | -37.5% | 142 | $934 | $4,121,818 | $8.5 | 7 |
| 29 | 28 | G-Force | BV | $120,467 | -37.7% | 238 | $506 | $118,718,595 | $150 | 15 |
| 30 | 27 | The Hangover | WB | $117,334 | -41.7% | 215 | $546 | $276,771,408 | $35 | 22 |
| 31 | 32 | Inglourious Basterds | Wein. | $114,162 | -35.3% | 148 | $771 | $119,596,251 | $70 | 11 |
| 32 | 26 | The Time Traveler's Wife | WB (NL) | $109,390 | -46.4% | 219 | $499 | $63,044,090 | $39 | 12 |
| 33 | 34 | Julie & Julia | Sony | $106,529 | -26.3% | 139 | $766 | $93,486,212 | $40 | 13 |
| 34 | 29 | Harry Potter and the Half-Blood Prince | WB | $102,465 | -43.6% | 201 | $510 | $301,577,469 | $250 | 16 |
| 35 | 59 | The Final Destination | WB (NL) | $102,089 | +236.0% | 234 | $436 | $66,254,282 | $40 | 10 |
| 36 | 22 | G.I. Joe: The Rise of Cobra | Par. | $91,344 | -61.2% | 205 | $446 | $150,167,630 | $175 | 13 |
| 37 | 30 | Love Happens | Uni. | $87,885 | -51.1% | 189 | $465 | $22,927,390 | $18 | 7 |
| 38 | 33 | District 9 | TriS | $82,319 | -44.4% | 176 | $468 | $115,646,235 | $30 | 12 |
| 39 | 55 | All About Steve | Fox | $75,569 | +98.5% | 154 | $491 | $33,468,836 | - | 9 |
| 40 | 43 | The Damned United | SPC | $62,572 | -4.2% | 45 | $1,390 | $254,648 | - | 4 |
| 41 | 36 | Ice Age: Dawn of the Dinosaurs | Fox | $59,748 | -49.7% | 108 | $553 | $196,363,405 | $90 | 18 |
| 42 | 24 | Fame (2009) | MGM | $56,295 | -73.5% | 172 | $327 | $22,303,092 | $18 | 6 |
| 43 | 38 | The September Issue | RAtt. | $56,190 | -37.9% | 46 | $1,222 | $3,590,087 | - | 10 |
| 44 | 37 | More Than a Game | LGF | $55,679 | -44.0% | 111 | $502 | $829,412 | - | 5 |
| 45 | 39 | The Boys Are Back | Mira. | $55,258 | -29.7% | 86 | $643 | $783,013 | - | 6 |
| 46 | 51 | The Maid | Elep. | $54,274 | +28.3% | 13 | $4,175 | $139,657 | - | 3 |
| 47 | 46 | Pandorum | Over. | $53,406 | -11.4% | 147 | $363 | $10,261,085 | $40 | 6 |
| 48 | 40 | Under the Sea 3D | WB | $53,020 | -31.6% | 29 | $1,828 | $18,359,551 | - | 38 |
| 49 | 47 | Paris | IFC | $50,410 | -8.6% | 33 | $1,528 | $758,146 | - | 7 |
| 50 | 42 | Antichrist | IFC | $49,292 | -31.0% | 14 | $3,521 | $156,318 | - | 2 |
| 51 | 41 | Up | BV | $46,268 | -37.6% | 100 | $463 | $292,979,556 | $175 | 23 |
| 52 | 54 | The Secrets of Jonathan Sperry | 5&2 | $35,709 | -7.8% | 32 | $1,116 | $1,048,655 | - | 7 |
| 53 | 52 | Yoo-Hoo, Mrs. Goldberg | ICir | $34,040 | -18.8% | 24 | $1,418 | $1,029,982 | - | 17 |
| 54 | 61 | Jennifer's Body | Fox | $33,989 | +19.1% | 106 | $321 | $16,140,555 | $16 | 7 |
| 55 | 48 | 9 | Focus | $32,953 | -35.8% | 91 | $362 | $31,389,319 | $30 | 8 |
| 56 | 63 | (500) Days of Summer | FoxS | $27,284 | +6.5% | 43 | $635 | $32,297,623 | $7.5 | 16 |
| 57 | 45 | The Proposal | BV | $26,918 | -55.6% | 58 | $464 | $163,947,053 | $40 | 20 |
| 58 | N | The House of the Devil | Magn. | $25,195 | -- | 3 | $8,398 | $25,195 | - | 1 |
| 59 | 44 | Sorority Row | Sum. | $24,805 | -59.7% | 51 | $486 | $11,956,207 | $12.5 | 8 |
| 60 | 56 | Aliens in the Attic | Fox | $22,655 | -40.5% | 61 | $371 | $25,137,060 | $45 | 14 |
| 61 | 65 | Space Station 3-D (IMAX) | Imax | $22,379 | +10.8% | 8 | $2,797 | $80,016,039 | - | 394 |
| 62 | 58 | It Might Get Loud | SPC | $20,903 | -40.1% | 25 | $836 | $1,523,776 | - | 12 |
| 63 | 98 | Play the Game | Slow | $19,993 | +584.7% | 33 | $606 | $621,040 | - | 34 |
| 64 | 50 | Ponyo | BV | $19,418 | -55.8% | 65 | $299 | $15,081,783 | - | 12 |
| 65 | 64 | Magnificent Desolation (IMAX) | Imax | $18,349 | -17.2% | 5 | $3,670 | $30,202,373 | - | 215 |
| 66 | 68 | Passport to Love | V/E | $18,054 | +3.8% | 9 | $2,006 | $145,002 | - | 4 |
| 67 | 79 | Moon | SPC | $17,381 | +72.0% | 27 | $644 | $4,984,569 | - | 21 |
| 68 | 77 | Dolphins and Whales: Tribes of the Ocean 3D | 3D | $16,455 | +57.1% | 5 | $3,291 | $7,143,497 | - | 90 |
| 69 | 62 | Ong Bak 2: The Beginning | Magn. | $16,089 | -39.4% | 12 | $1,341 | $54,119 | - | 2 |
| 70 | 90 | Amreeka | NGC | $15,169 | +182.6% | 11 | $1,379 | $568,961 | - | 9 |
| 71 | 70 | My One and Only | Free | $14,802 | +5.2% | 16 | $925 | $2,438,346 | - | 11 |
| 72 | 73 | The Yes Men Fix the World | Shad. | $14,516 | +31.0% | 8 | $1,815 | $80,970 | - | 6 |
| 73 | 67 | (Untitled) | Gold. | $13,901 | -22.8% | 4 | $3,475 | $39,292 | - | 2 |
| 74 | 74 | Bronson | Magn. | $12,289 | +11.5% | 8 | $1,536 | $66,255 | - | 4 |
| 75 | 71 | Sea Monsters: A Prehistoric Adventure (IMAX) | NGC | $12,235 | -12.5% | 8 | $1,529 | $22,462,665 | - | 109 |
| 76 | N | Gentlemen Broncos | FoxS | $11,502 | -- | 2 | $5,751 | $11,502 | $10 | 1 |
| 77 | N | Storm | FM | $8,307 | -- | 2 | $4,154 | $8,307 | - | 1 |
| 78 | 69 | I Hope They Serve Beer in Hell | Free | $8,211 | -43.1% | 19 | $432 | $1,417,696 | - | 6 |
| 79 | 81 | Departures | Reg. | $7,959 | -8.2% | 8 | $995 | $1,465,987 | - | 23 |
| 80 | 103 | The Beaches of Agnes | CGld | $7,667 | +308.0% | 6 | $1,278 | $197,889 | - | 18 |
| 81 | 104 | 35 Shots of Rum | CGld | $7,284 | +298.0% | 3 | $2,428 | $79,795 | - | 7 |
| 82 | 78 | Trucker | Mont. | $6,776 | -33.2% | 8 | $847 | $41,548 | - | 4 |
| 83 | 117 | A Woman in Berlin | Strand | $5,860 | +588.6% | 3 | $1,953 | $273,100 | - | 16 |
| 84 | 83 | Horse Boy | Zeit. | $5,505 | -12.8% | 2 | $2,753 | $81,837 | - | 5 |
| 85 | 76 | Night at the Museum: Battle of the Smithsonian | Fox | $5,353 | -50.4% | 10 | $535 | $177,243,721 | $150 | 24 |
| 86 | - | White on Rice | Vari. | $5,293 | -- | 1 | $5,293 | $51,288 | - | 8 |
| 87 | 49 | Motherhood | Free | $4,986 | -90.0% | 10 | $499 | $74,250 | - | 2 |
| 88 | 91 | Seraphine | MBox | $4,963 | -4.0% | 8 | $620 | $833,006 | - | 22 |
| 89 | 88 | Killing Kasztner | SkyI | $4,458 | -19.1% | 1 | $4,458 | $12,826 | - | 2 |
| 90 | 75 | From Mexico with Love | RAtt. | $4,389 | -60.0% | 9 | $488 | $545,315 | - | 4 |
| 91 | 96 | The Way We Get By | ICir | $3,864 | +10.4% | 5 | $773 | $83,490 | - | 16 |
| 92 | 72 | Crude | FRun | $3,816 | -67.8% | 2 | $1,908 | $125,105 | - | 8 |
| 93 | - | American Casino | Argo. | $3,727 | -- | 1 | $3,727 | $50,437 | - | 12 |
| 94 | 89 | Big Fan | FInd. | $3,677 | -32.2% | 9 | $409 | $217,707 | - | 10 |
| 95 | 66 | Wake Up Sid | UTV | $3,638 | -80.8% | 5 | $728 | $717,977 | - | 5 |
| 96 | 86 | Adam | FoxS | $3,627 | -37.1% | 6 | $605 | $2,269,153 | - | 14 |
| 97 | 57 | Main Aurr Mrs. Khanna | UTV | $3,426 | -90.6% | 9 | $381 | $196,203 | - | 3 |
| 98 | 92 | The Baader Meinhof Complex | Vita. | $3,376 | -32.8% | 5 | $675 | $452,149 | - | 11 |
| 99 | 84 | Cold Souls | Gold. | $3,106 | -49.8% | 4 | $777 | $899,653 | - | 13 |
| 100 | 80 | Shorts | WB | $2,937 | -67.2% | 17 | $173 | $20,458,304 | - | 11 |
| 101 | 102 | No Impact Man | Osci. | $2,841 | +27.3% | 4 | $710 | $91,169 | - | 8 |
| 102 | 100 | Lorna's Silence | SPC | $2,722 | -2.0% | 10 | $272 | $330,087 | - | 14 |
| 103 | 93 | The Wedding Song | Strand | $2,654 | -41.4% | 1 | $2,654 | $10,913 | - | 4 |
| 104 | N | Looking for Palladin | Wildc. | $2,614 | -- | 1 | $2,614 | $2,614 | - | 1 |
| 105 | 85 | Whiteout | WB | $2,229 | -61.4% | 8 | $279 | $10,188,708 | $35 | 8 |
| 106 | 97 | The Cove | RAtt. | $1,626 | -46.0% | 7 | $232 | $838,396 | - | 14 |
| 107 | 110 | Girl from Monaco | Magn. | $1,617 | +41.3% | 2 | $809 | $601,923 | - | 18 |
| 108 | 125 | Beeswax | CGld | $1,537 | +952.7% | 3 | $512 | $36,821 | - | 13 |
| 109 | 105 | Walt & El Grupo | BV | $1,329 | -25.8% | 2 | $665 | $19,900 | - | 8 |
| 110 | - | Cloud 9 | MBox | $1,157 | -- | 1 | $1,157 | $81,247 | - | 12 |
| 111 | - | The Big Gay Musical | N/A | $1,049 | -51.4% | 1 | $1,049 | $22,164 | - | 8 |
| 112 | 95 | The Burning Plain | Magn. | $1,001 | -76.5% | 4 | $250 | $190,721 | - | 7 |
| 113 | - | Blind Date (2009) | Vari. | $849 | -- | 1 | $849 | $8,052 | - | 3 |
| 114 | 114 | World's Greatest Dad | Magn. | $849 | -15.9% | 3 | $283 | $214,918 | - | 11 |
| 115 | 118 | Earth Days | Zeit. | $662 | -22.0% | 3 | $221 | $22,362 | - | 12 |
| 116 | 115 | Whatever Works | SPC | $626 | -37.6% | 3 | $209 | $5,306,447 | - | 20 |
| 117 | 113 | Soul Power | SPC | $476 | -56.1% | 2 | $238 | $205,556 | - | 17 |
| 118 | 87 | Food, Inc. | Magn. | $444 | -92.1% | 2 | $222 | $4,410,116 | - | 21 |
| 119 | - | 24 City | CGld | $442 | -- | 1 | $442 | $30,800 | - | 18 |
| 120 | 107 | Adventures of Power | Vari. | $438 | -73.5% | 1 | $438 | $11,774 | - | 4 |
| 121 | 112 | Il Divo | MBox | $329 | -69.7% | 1 | $329 | $237,577 | - | 28 |
| 122 | - | The Song of Sparrows | Reg. | $322 | -- | 1 | $322 | $115,927 | - | 31 |
| 123 | - | Taxidermia | Reg. | $304 | -- | 1 | $304 | $9,961 | - | 9 |
| 124 | 128 | The Stoning of Soraya M. | RAtt. | $266 | +101.5% | 3 | $89 | $635,303 | - | 19 |
| 125 | 111 | Fuel | N/A | $240 | -78.8% | 1 | $240 | $31,993 | - | 7 |
| 126 | 124 | Galapagos (IMAX) | Imax | $215 | +31.9% | 1 | $215 | $17,654,018 | - | 523 |
| 127 | - | Shall We Kiss? | MBox | $172 | -- | 1 | $172 | $533,236 | - | 26 |
| 128 | 119 | Under Our Skin | Shad. | $80 | -88.6% | 1 | $80 | $87,657 | - | 20 |