Every club records

Best seasons

1. Sparks 2000 28–4
2. Sparks 2001 28–4
3. Mercury 2014 29–5
4. Aces 2023 34–6
5. Storm 2010 28–6
6. Lynx 2016 28–6
7. Aces 2020 18–4
8. Storm 2020 18–4
9. Sun 2021 26–6
10. Liberty 2023 32–8

Worst seasons

1. Wings 2011 3–31
2. Liberty 2020 2–20
3. Mystics 1998 3–27
4. Dream 2008 4–30
5. Fever 2022 5–31
6. Sky 2006 5–29
7. Mystics 2012 5–29
8. Wings 2010 6–28
9. Mystics 2011 6–28
10. Fever 2018 6–28

Win streaks

1. Sparks 18 2001
2. Mercury 16 2014
3. Aces 16 2025
4. Sun 14 2021
5. Storm 13 2010
6. Lynx 13 2016
7. Sparks 12 2000
8. Sparks 12 2000
9. Sun 12 2006
10. Aces 12 2012

Losing streaks

1. Wings 20 2011
2. Fever 18 2022
3. Dream 17 2008
4. Aces 14 2017
5. Wings 13 2002
6. Sky 13 2006
7. Mystics 13 2012
8. Liberty 13 2018
9. Wings 12 2010
10. Dream 12 2019

Best starts

1. Lynx 13 to start 2016
2. Sparks 11 to start 2016
3. Lynx 10 to start 2012
4. Sparks 9 to start 2001
5. Sparks 9 to start 2003
6. Lynx 9 to start 2017
7. Sun 9 to start 2024
8. Liberty 9 to start 2025
9. Lynx 9 to start 2025
10. Liberty 7 to start 1997

Worst starts

1. Dream 17 to start 2008
2. Aces 14 to start 2017
3. Wings 13 to start 2002
4. Mystics 12 to start 2024
5. Fever 10 to start 2018
6. Wings 9 to start 2012
7. Mystics 8 to start 2007
8. Lynx 7 to start 2007
9. Sparks 7 to start 2015
10. Aces 6 to start 2015

Unbeaten seasons

None on record.

Biggest wins

1. Lynx 111–52 Indiana Fever 2017
2. Lynx 111–58 Las Vegas Aces 2025
3. Aces 106–58 Phoenix Mercury 2026
4. Liberty 100–52 Connecticut Sun 2025
5. Storm 111–65 Tulsa Shock 2010
6. Dream 103–59 Connecticut Sun 2026
7. Lynx 114–71 Los Angeles Sparks 2006
8. Mystics 102–59 Connecticut Sun 2019
9. Liberty 88–45 Washington Mystics 1998
10. Mercury 107–65 Dallas Wings 2017

Championships

1. Lynx 4 · 3 finals lost WNBA Finals 4 2017201520132011
2. Storm 4 WNBA Finals 4 2020201820102004
3. Mercury 3 · 3 finals lost WNBA Finals 3 201420092007
4. Aces 3 · 2 finals lost WNBA Finals 3 202520232022
5. Sparks 3 · 2 finals lost WNBA Finals 3 201620022001
6. Wings 3 · 1 final lost WNBA Finals 3 200820062003
7. Liberty 1 · 5 finals lost WNBA Finals 1 2024
8. Fever 1 · 2 finals lost WNBA Finals 1 2012
9. Mystics 1 · 1 final lost WNBA Finals 1 2019
10. Sky 1 · 1 final lost WNBA Finals 1 2021
11. Dream 0 · 4 finals lost
12. Sun 0 · 4 finals lost
13. Valkyries 0 · 1 final lost

Championships decided without a final — the NFL awarded its earliest by standings — are not in the game data and are not listed.

Ties

1. Mystics 0–0 Las Vegas Aces 2018