1978 National Soccer League

The 1978 National Soccer League was the second season of the National Soccer League, the former top-tier Australian soccer league, since its establishment in 1977. The premiers were West Adelaide.

Teams

Note: Table lists in alphabetical order.

Team	Location	Stadium	Capacity
Adelaide City	Adelaide	Olympic Sports Field
Brisbane City	Brisbane	Perry Park
Brisbane Lions	Brisbane	Perry Park
Canberra City	Canberra Queanbeyan	Manuka Oval Seiffert Oval
Eastern Suburbs	Sydney	Sydney Sports Ground
Fitzroy United	Melbourne	Olympic Park Stadium
Footscray	Melbourne	Middle Park
Marconi-Fairfield	Sydney	Marconi Stadium
Newcastle KB United	Newcastle	Newcastle International Sports Centre
South Melbourne	Melbourne	Middle Park
St George	Sydney	Sydney Sports Ground Marconi Stadium
Sydney Olympic	Sydney	Sydney Sports Ground Wentworth Park
Western Suburbs	Sydney	Sydney Sports Ground Englefield Stadium	?
West Adelaide	Adelaide	Hindmarsh Stadium

The top four teams in the league entered a playoff series, however the winner of the grand final match was not considered the overall winner of the NSL season, unlike other NSL grand finals.