Official results for the 1978 Mizoram Legislative Assembly election. PPC won the most seats with 22 out of 30.
Total seats: 30. Majority mark: 15.
| Party | Seats | Vote Share |
|---|---|---|
| PPC | 22 | 37.5% |
| IND | 8 | 62.5% |
| Constituency | Winner | Party | Margin % |
|---|---|---|---|
| AIZAWL EAST - I | VANLALHRUAIA | PPC | 2.3% |
| AIZAWL EAST II | K. N. BIAKSAILOVA | PPC | 4.6% |
| AIZAWL NORTH - I | JH.ROTHUAMA | PPC | 5.1% |
| AIZAWL NORTH - II | J. KAPTHIANGA | PPC | 9.7% |
| AIZAWL NORTH-III | LALTHANHAWLA | IND | 1.3% |
| AIZAWL SOUTH I | DR. KENNETH CHAWNGLIANA | PPC | 1.6% |
| AIZAWL SOUTH II | C. CHAWNGKUNGA | PPC | 16.0% |
| AIZAWL SOUTH-III | C. VULLUAIA | PPC | 1.0% |
| AIZAWL WEST I | P.B. ROSANGA | PPC | 24.5% |
| AIZAWL WEST II | F.MALSAWMA | PPC | 6.6% |
| AIZAWL WEST III | J. THANKUNGA | PPC | 18.8% |
| CHALFILH | H. KIAUTUMA | PPC | 15.1% |
| CHAMPHAI NORTH | LALTHANZAUVA | PPC | 2.2% |
| CHAMPHAI SOUTH | THANMAWII | PPC | 2.7% |
| DAMPA | K. SANGCHHUM | IND | 3.4% |
| EAST TUIPUI | K. BIAKCHUNGNUNGA | PPC | 31.2% |
| HACHHEK | HIPHEI | IND | 17.4% |
| HRANGTURZO | THANGRIDEMA | PPC | 17.1% |
| KOLASIB | HARIKRISTO CHAKMA | IND | 27.3% |
| LENGTENG | TLANGCHHUNGA | PPC | 10.6% |
| LUNGLEI NORTH | SAINGHAKA | IND | 6.9% |
| MAMIT | R. T. ZACHONO | IND | 6.2% |
| SERCHHIP | C. L. RUALA | IND | 2.2% |
| SERLUI | K. LALSANGA | PPC | 64.2% |
| SOUTH TUIPUI | ZAIREMTHANGA | PPC | 20.0% |
| TAWI | R. ROMAWIA | PPC | 23.6% |
| TUICHANG | P. LALUPA | PPC | 9.0% |
| TUIKUM | THENPHUNGA SAILO | PPC | 12.6% |
| TUIRIAL | KISTOMOHAN | IND | 4.0% |
| TUIVAWL | LALHMINGTHANGA | PPC | 48.2% |