ID 0405

Parliament of South Australia, Assembly election

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General election for the Assembly South Australia 
Date of election (or first day of voting at elections held over more than one day) 17 September 1977

Government in office and parliamentary support before and after the election

Government in office at election

Premier in office at date of election. (check notes to see if change of Premier since previous election) Arthur Blyth
Premier's party affiliation  
Assembly support for government at election Minority 
If coalition, coalition partner(s)  

Government in office after election

Premier in office after election. Francis S Dutton
Premier's party affiliation
Assembly support for government after election Minority 
If coalition, coalition partner(s)  
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Enrolment and voting

Total number of voters on the roll 818,341 
Number of Assembly seats 47 
Number of uncontested seats
If uncontested seats, number of voters on the roll in uncontested seats  
Number of voters on the roll in contested seats 818,341 
Total ballots cast (may differ from number of votes in multiple voting systems) 764,077 
Turnout (rate of voting in contested seats) 93.37% 
Total valid votes 743,334 
Rate of informal (invalid) voting 2.71%
Informal (invalid) ballots in multiple voting system Not applicable
Electoral system Universal franchise at 21 years, multimember districts, first past the post (plurality) voting 

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South Australia, Assembly votes and seats won

Election held on 17 September 1977
Criteria for the inclusion of parties in this table are set out in the Glossary under 'listed party'

Party Name First preference vote n First preference vote share % Change from previous election % Seats won n Uncontested seats held n Seat share %
Australian Labor Party 383,831  51.64  +5.31     27  57.45 
Liberal Party 306,356  41.21  +9.68     17  36.17 
Australian Democrats 25,855  3.48  *     2.13 
National Country Party 11,855  1.59  *     2.13 
Unendorsed Liberals 10,793  1.45  *     2.13 
Independents 2,914  0.39  -0.51        
Votes for other than listed parties 1,730  0.23  +0.03          
Totals 743,334  100.00    47  100.00 


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* Party did not contest previous election or did not meet criteria for listing, or contested previous election under a different party name.

Sources

Colin A Hughes, A Handbook of Australian Government and Politics 1975-1984, Rushcutters Bay, NSW: Australian National University Press, 1986 (ISBN 0 08 033038 X).

There are small discrepancies in calculating the total valid vote given by Hughes (1986), and differences between these figures and those given by Jaensch (1986).



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