Timeline 1970 to 1979
- 1972 Old PO closed – remained a caretaker's residence for several years
- 1972 Lions Club established
- 1973 State Park officially proclaimed
- 1973 Women officially registered for fire fighting duties
- 1973 Yarra Brae Dam announced
- 1974 Yarra Brae Dam proposal abandoned
- 1975 Pound Bend (West), Jumping Creek, Black Flat reserved for State Park
- 1977 First Warrandyte Festival held – now a popular annual event
- 1978 State Park extended
- 1978 Warrandyte High School opened