| YEAR | RESULT | AWARD | CATEGORY |
| 1991 | Nominated | Young Artist Awards | Best
Young Actor Starring in a Motion Picture for: Avalon (1990)
Best Young Actor Starring in a TV Movie, Pilot or Special for: Child in the Night (tv) (1990) |
| 1992 | Nominated | Young Artist Award | Best Young Actor Starring in a Motion Picture for: Paradise (1991) |
| 1993 | Won | Young Artist Award | Best Young Actor Starring in a Motion Picture for: Radio Flyer (1992) |
| 1994 | Won | Saturn Award | Best Performance by a Younger Actor in a Thriller/Fantasy for: The Good Son (1993) |
| 1994 | Won | ShoWest Award | Young Star of the Year |
| 1995 | Nominated | Young Artist Award | Best Performance by a Young Actor Starring in a Motion Picture for: North (1994) |
| 1995 | Nominated | Young Star Award | Best Performance by a Young Actor in a Drama Film for: The War (1994) |
| 1997 | Nominated | Young Artist Award | Best Performance in a TV Drama Series: Guest Starring Young Actor for: "Homicide: Life on the Street" |
| 1997 | Nominated | Young Star Award | Best Performance by a Young Actor in a Comedy Film for: Flipper (1996) |
| 1998 | Won | Young Star Award | Best
Performance by a Young Actor in a Miniseries/Made-for-TV Movie for: Oliver
Twist (1997)
Best Performance by a Young Actor in a Drama Film for: Deep Impact (1998) |
| 1998 | Nominated | Young Artist Award | Best Performance in a Feature Film: Supporting Young Actor for: The Ice Storm (1997) |
| 1999 | Nominated | Blockbuster Entertainment Awards | Favorite
Supporting Actor - Sci-Fi for: Deep Impact (1998)
Favorite Actor - Horror for: The Faculty (1998) |
| 2002 | Won | Empire Award | Best Actor for: LOTR-The Fellowship of the Ring (2001) |
| 2002 | Nominated | Screen Actors Guild Awards | Part of an outstanding performance by the cast of a theatrical motion picture for: LOTR-The Fellowship of the Ring (2001) |
| 2002 | Nominated | MTV Movie Awards | Best Actor for: LOTR-The Fellowship of the Ring (2001) |
| 2002 | Won | Young Hollywood Award | Hottest, Coolest Young Veteran - Male |
| 2003 | Nominated | DVD Premiere Awards | Best Animated Character Performance for: The Adventures Of Tom Thumb & Thumbelina (2002) - shared with Glenn Chaka (animation director)
Best Audio Commentary, New Release for: LOTR-The Fellowship Of The Ring (2001) - shared with the cast members |
| 2003 | Nominated | DVD Exclusives Awards | Best Audio Commentary (new for DVD) for: LOTR-The Two Towers (2002) |
| 2003 | Nominated | Screen Actors Guild Awards | Part of an outstanding performance by the cast of a theatrical motion picture for: LOTR-The Two Towers (2002) |
| 2003 | Won | MTV Movie Awards | Best On Screen Team with Sean Astin and Andy Serkis(as Gollum) for: LOTR-The Two Towers (2001) |
| 2003 | Won | Visual Effects Society Awards | Best Performance by an Actor in an Effects Film for: LOTR-The Two Towers (2001) -shared with Sean Astin & Andy Serkis(as Gollum) |
| 2003 | Won | National Board Of Review Award | Part of the cast in Best Ensemble Performance for: LOTR-The Return Of The King (2003) |
| 2003 | Nominated | Saturn Award | Best Performance by a Younger Actor for: LOTR-The Two Towers (2002) |
| 2004 | Nominated | Saturn Award | Best Actor for: LOTR-The Return Of The King (2003) |
| 2004 | Won | Screen Actors Guild Awards | Part of an outstanding performance by the cast of a theatrical motion picture for: LOTR-The Return Of The King (2003) |
| 2004 | Won | Broadcast Film Critics Association Awards | Part of the cast in Best Acting Ensemble for: LOTR-The Return Of The King (2003) |
