This is a compilation of 93 United States Guinness records in 2004. You may want to take a look at our complete list of United States Guinness Records broken down by year.
| When | Record name | What | Who |
|---|---|---|---|
| 28 December 2004 | Oldest woman to give birth to her grandchildren | Jacilyn Dalenberg | |
| 18 December 2004 | Most concerts by a symphony orchestra | 14000 total number | New York Philharmonic |
| 02 December 2004 | Most expensive baseball bat sold at auction | 1265000 US dollar(s) | Babe Ruth 1923 |
| 16 November 2004 | Fastest 100 m on a space hopper (male) | 30.2 second(s) | Ashrita Furman |
| 10 November 2004 | Longest performance capture film | first | The Polar Express 2004 |
| 10 November 2004 | First individual to record 20,000 points, 8,000 assists and 2,000 steals in an NBA career | Gary Payton | |
| 04 November 2004 | Largest set of windchimes | Nathan Ranaga Farbiarz | |
| 03 November 2004 | First Japanese-born player in the NBA | first | Yuta Tabuse |
| 03 November 2004 | Most expensive omelette | 1000 US dollar(s) | Steven Pipes |
| November 2004 | Most powerful laser weapon | 1000 kilowatt hour(s) | ABL |
| 24 October 2004 | Youngest person to have wisdom tooth extracted | 9/339 year(s):day(s) | Matthew Adams |
| 11 October 2004 | Slowest rotating manmade object | T.J. Bivins | |
| 29 September 2004 | Longest ears on a dog - ever | 34.9 centimetre(s) | Tigger |
| 20 September 2004 | Largest espresso machine | Discovery Channel BIG! | |
| 20 September 2004 | Largest horn circumference - bull (ever) | 103.5 centimetre(s) | CT Woodie |
| 19 September 2004 | Lightest birth | 260 gram(s) | Rumaisa Rahman |
| 16 September 2004 | Largest Treadmill | Discovery Channel BIG! | |
| 14 September 2004 | Longest marathon on a seesaw (teeter totter) | 75/10 hour(s):minute(s):second(s) | Brandi Carbee |
| 03 September 2004 | Largest collection of dice | 11097 total number | Kevin Cook |
| 03 September 2004 | Heaviest limousine | Pamela Bartholomew | |
| 03 September 2004 | Longest scuba dive - open fresh water | 120/1/9 hour(s):minute(s):second(s) | Jerry Hall |
| 03 September 2004 | Most swords swallowed simultaneously by a female | Natasha Veruschka | |
| 01 September 2004 | Heaviest turnip | Scott Robb | |
| 30 August 2004 | Smallest atomic clock | National Institute for Standards and Technology (NIST) | |
| 27 August 2004 | Largest collection of donkey-related items | 690 total number | Delores DeJohn |
| 27 August 2004 | Largest bagel | 393.7 kilogram(s) | Brueggers Bagels |
| 25 August 2004 | Highest wall ride on a skateboard | 7/6 foot (feet);inch(es) | Brad Edwards / Aaron Murray |
| 18 August 2004 | Largest airborne telescope | Boeing 747SP | |
| 08 August 2004 | Longest skateboard ramp jump | Danny Way | |
| 03 August 2004 | Oldest cat ever | Creme Puff | |
| 01 August 2004 | Highest jump on a hydrofoil | Billy Rossini | |
| 01 August 2004 | Tallest climbing rose | Anne Grant | |
| August 2004 | Most expensive RPG (Role Playing Game) product | Worlds Largest Dungeon | |
| 30 July 2004 | Longest Wi-Fi connection (ground level) | Ben Corrado, Andy Meng, Justin Rigling | |
| 30 July 2004 | Fastest realtime court reporter (stenotype writing) | Mark Kislingbury | |
| 27 July 2004 | Oldest person to fly in a hot air balloon | Emma Carrol | |
| 16 July 2004 | Largest hair clippers | Discovery Channel BIG! | |
| 06 July 2004 | Largest blender | Discovery Channel BIG! | |
| 04 July 2004 | Oldest person to complete a marathon on each continent (female) | 81/101 year(s):day(s) | Margaret Hagarty |
| 03 July 2004 | Most Chinese linking rings linked simultaneously | 534 total number | International Brother Hood of Magicians |
| July 2004 | Oldest record to reach No.1 on US Singles chart | Elvis Presley | |
| 30 June 2004 | Greatest mileage run, daily - female | Kathy Pycior | |
| 22 June 2004 | Longest garbage truck ramp jump | Alfred Sleep | |
| 21 June 2004 | First privately funded manned spaceflight | first | Scaled Composites, Paul Allen, Mike Melvill |
| 20 June 2004 | Largest barbecue (dimensions) | 15/3.75/20/2.25/8 metre(s) | Discovery Channel BIG! |
| 15 June 2004 | Largest popcorn machine | Discovery Channel BIG! | |
| 05 June 2004 | Longest annual class reunion | 77 total number | Cherokee Community High School |
| June 2004 | Most layers of paint | 17994 total number | Michael Carmichael |
| 25 May 2004 | Highest capacity internet router | Cisco Systems, Inc. | |
| 22 May 2004 | Widest tornado damage path | Hallam Nebraska tornado | |
| 26 April 2004 | Largest collection of stick horses | 460 total number | Dan Cavanah |
| 26 April 2004 | Most skips consecutively on a tightrope | 1323 total number | Juan Pedro Carrillo |
| 24 April 2004 | Largest bubblegum bubble blown | 50.8 centimetre(s) | Chad Fell |
| 23 April 2004 | Longest thrown rifle exchange | Constantine H. Wilson | |
| 23 April 2004 | Most skipped rifle spins thrown right to left hand in one minute | 58 total number | Constantine H. Wilson |
| 20 April 2004 | Most spherical manmade object | Gravity Probe B | |
| 03 April 2004 | Most people in a chorus line | 1628 total number | Judy Wellert |
| 02 April 2004 | Lightest object weighed | Cornell University | |
| 23 March 2004 | Youngest person to win 400 career matches in NHL ice hockey as a goaltender | Martin Brodeur | |
| 23 March 2004 | First person to win 400 career matches for the same team in NHL ice hockey as a goaltender | first | Martin Brodeur |
| 15 March 2004 | First film entirely produced using computer generated imagery sets | first | Graham Robertson |
| 13 March 2004 | Fastest modified/prototype snowmobile | 277.13 kilometre(s) per hour | Chris Hanson |
| 25 February 2004 | Most sensitive gamma ray detector | Gammasphere | |
| 15 February 2004 | Highest percentage of burns to the body survived | 90 percentage | Tony Yarijanian |
| 15 February 2004 | Highest score on Oil Tycoon | 1556862714127530 US dollar(s) | Louis Martin |
| 13 February 2004 | Longest paperclip chain in 24 hours - individual | 5340 metre(s) | Dan Meyer |
| 11 February 2004 | First instant telecommunication | first | The telegraph system |
| 08 February 2004 | Largest wedding cake | 6.818 tonne(s)/metric ton(s) | Mohegan Sun Casino |
| 03 February 2004 | Highest resolution optical image | Lukas Novotny | |
| 29 January 2004 | Tallest ridable unicycle (supported) | Sem Abrahams | |
| 23 January 2004 | Heaviest object weighed | 2423 tonne(s)/metric ton(s) | Buffalo Hydraulic |
| 13 January 2004 | Most character voices for an audio book - individual | 224 total number | Roy Dotrice |
| 01 January 2004 | First implanted antenna | First first | Neil Harbisson |
| January 2004 | Oldest kinkajou living in captivity | Huggy Bear | |
| 2004 | Largest re-enactment of PAC-Man | first | PAC-Manhattan |
| 2004 | Most touchdowns in a career (American football) | Jerry Rice | |
| 2004 | Summer Paralympics, most individual medals | Trischa Zorn | |
| 2004 | Largest Indian reservation in the United States - current | 15000 square mile(s) | Navaho Indians |
| 2004 | Smallest aircraft (jet) | 162/3.7/5.7 metre(s) | Juan Jimenez |
| 2004 | Highest production of tilt rotor aircraft | first | Bell/Boeing V-22 Osprey |
| 2004 | Oldest rookie to play in an NFL game | Ola Kimrin | |
| 2004 | Largest cumulative attendance for a baseball franchise | 173132909 people | Los Angeles Dodgers |
| 2004 | Richest presenter of reality television | 3800000000 US dollar(s) | Richard Branson |
| 2004 | Most expensive motorcycle in production | 185000 US dollar(s) | Unknown |
| From 2004 to 2016 | Most Olympic medals won, Men | 28 total number | Michael Phelps |
| 2004 | Most hits in a Major League Baseball season | 262 total number | Ichiro Suzuki |
| 2004 | Most clubs flashed by a duo | 14 total number | Peter Kaseman, Darin Marriott |
| From 2004 to 2016 | Most gold medals won at the Olympics (male) | 23 total number | Michael Phelps |
| 2004 | Most life sentences | 161 total number | Terry Lynn Nichols |
| From 2004 to 2016 | Most Olympic gold medals in team swimming | Michael Phelps | |
| 2004 | Summer Paralympics, most individual gold medals | Trischa Zorn | |
| 2004 | Most produced automobile | Ford F-series pickup | |
| 2004 | Largest air cargo carrier | FedEx |