Seattle Seahawks records

Best seasons

Highest regular-season win percentage

1. 2025 14–3
2. 2005 13–3
3. 2013 13–3
4. 1984 12–4
5. 2014 12–4

Worst seasons

Lowest regular-season win percentage

1. 1992 2–14
2. 1976 2–12
3. 1980 4–12
4. 2008 4–12
5. 2009 5–11

Worst starts

Losses to open a season

1. 5 to start 1976
2. 4 to start 1977
3. 3 to start 1990
4. 3 to start 1996
5. 3 to start 2002

Undefeated seasons

Regular seasons finished undefeated

None on record.

Win streaks

Consecutive wins

1. 11 2005
2. 9 2012–2013
3. 9 2025–2026
4. 8 1984
5. 7 2013

Losing streaks

Consecutive losses

1. 10 1980–1981
2. 9 1976–1977
3. 8 1992
4. 6 1992–1993
5. 6 1994

Biggest wins

Largest margins of victory

1. 58–0 Arizona Cardinals 2012
2. 45–0 Kansas City Chiefs 1984
3. 42–0 Philadelphia Eagles 2005
4. 41–0 Jacksonville Jaguars 2009
5. 56–17 Buffalo Bills 1977

Worst losses

Largest margins of defeat

1. 7–51 Dallas Cowboys 1980
2. 6–45 Los Angeles Rams 1976
3. 10–48 Green Bay Packers 2009
4. 6–44 New York Giants 2008
5. 3–41 New York Jets 1997

Postseason

Seasons that reached the playoffs

1. 2025 3–0 title game
2. 2022 0–1
3. 2020 0–1
4. 2019 1–1
5. 2018 0–1
6. 2016 1–1
7. 2015 1–1
8. 2014 2–1 title game

Super Bowl appearances

Seasons that reached the Super Bowl

1. 2025 won Super Bowl
2. 2014 lost Super Bowl
3. 2013 won Super Bowl
4. 2005 lost Super Bowl

Ties

Games that ended level

1. 6–6 Arizona Cardinals 2016