| owspan="2"|Party | rowspan="2"|Party Leader | rowspan="2"|Candidates | colspan="3"|Seats | colspan="3"|Popular Vote |
| lign="center"|Before | align="center"|After | align="center"|% Change | align="center"|# | align="center"|% | align="center"|Change |
| a href="/encyclopedia/Parti-Qubcois" title="Parti Qubcois">Parti Qubcois | René Lévesque | align="right"|122 | align="right"|71 | align="right"|80 | align="right"|+12.7% | align="right"|1 773 237 | align="right"|49.26% | align="right"| |
| a href="/encyclopedia/Parti-libral-du-Qubec" title="Parti libral du Qubec">Liberal | Claude Ryan | align="right"|122 | align="right"|26 | align="right"|42 | align="right"|+53.8% | align="right"|1 658 753 | align="right"|46.07% | align="right"| |
| Union Nationale | | align="right"|121 | align="right"|11 | align="right"| | align="right"| -100% | align="right"|144 070 | align="right"|4.00% | align="right"| |
| a href="/encyclopedia/Parti-Communiste-Ouvrier" title="Parti Communiste Ouvrier">Workers Communist | | align="right"|33 | align="right"| | align="right"| | align="right"| | align="right"|4 956 | align="right"|0.14% | align="right"| |
| a href="/encyclopedia/Parti-de-la-Libert-de-Choix" title="Parti de la Libert de Choix">Freedom of Choice | | align="right"|12 |align="right"| | align="right"| | align="right"| | align="right"|4 955 | align="right"|0.14% | align="right"| |
| a href="/encyclopedia/Parti-marxiste-lniniste-du-Qubec" title="Parti marxiste-lniniste du Qubec">Marxist-Leninist | | align="right"|40 | align="right"| | align="right"| | align="right"| | align="right"|3 299 | align="right"|0.09% | align="right"| |
| a href="/encyclopedia/Parti-Libertarien-du-Qubec" title="Parti Libertarien du Qubec">Libertarian | | align="right"|10 | align="right"| | align="right"| | align="right"| | align="right"|3 178 | align="right"|0.09% |align="right"| |
| a href="/encyclopedia/Ralliement-crditiste-du-Qubec" title="Ralliement crditiste du Qubec">United Social Credit | | align="right"|16 | align="right"| | align="right"| | align="right"| |align="right"|1 284 | align="right"|0.04% | align="right"| |
| a href="/encyclopedia/Parti-des-Travailleurs-du-Qubec" title="Parti des Travailleurs du Qubec">Workers | | align="right"|10 | align="right"| | align="right"| | align="right"| | align="right"|1 027 | align="right"|0.03% | align="right"| |
| a href="/encyclopedia/Parti-Communiste-du-Qubec" title="Parti Communiste du Qubec">Communist | | align="right"|10 | align="right"| | align="right"| | align="right"| | align="right"|768 | align="right"|0.02% | align="right"| |
| ndependents/no designation | | align="right"|29 | align="right"| | align="right"| | align="right"| | align="right"|4 570 | align="right"|0.12% | align=right| |
| otal | | align="right"|525 | align="right"|110 | align="right"|122 | align="right"|+10.9% | align="right"|3 600 097 | align="right"|100% | align=right| |
| align="center" colspan="9"|Source: Elections Quebec |