They qualified for the Stanley Cup playoffs for the second year in a row, and were again eliminated in the first round.
It was the last time the Seals qualified for the playoffs.
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalties in Minutes †Denotes player spent time with another team before joining Seals.
Stats reflect time with the Seals only.
‡Traded mid-season Note: GP = Games played; TOI = Time on ice (minutes); W = Wins; L = Losses; T = Ties; GA = Goals against; SO = Shutouts; GAA = Goals against average The Seals were involved in the following transactions during the 1969–70 season: The Seals qualified for the playoffs and went against Pittsburgh in a best-of-seven quarterfinal series.