Official results for the 1966 Nagaland Legislative Assembly election. IND won the most seats with 7 out of 13.
Total seats: 13. Majority mark: 7.
| Party | Seats | Vote Share |
|---|---|---|
| IND | 7 | 83.4% |
| NNO | 6 | 16.6% |
| Constituency | Winner | Party | Margin % |
|---|---|---|---|
| ANGETYONGPANG | A.LONGKUMER | IND | 3.0% |
| AONGLENDEN | K. TIAYANGER | IND | NaN% |
| GHASPANI-II | IKIESING THOU | NNO | NaN% |
| IMPUR | T.I.JAMIR | IND | NaN% |
| KOHIMA TOWN | K. V. KEDITSU | IND | 12.8% |
| KORIDANG | IMCHALEMBA | IND | 97.6% |
| MELURI | I. MERACHIBA | IND | NaN% |
| MONGOYA | J. MAPUTEMJEN | IND | NaN% |
| NORTHERN ANGAMI-I | RIGO THEONG | NNO | NaN% |
| PUGHOBOTO | HOSAH KIN | NNO | NaN% |
| TSEMINYU | KEHOZHOL | NNO | NaN% |
| WESTERN ANGAMI | VITSONEI K. ANGAMI | NNO | NaN% |
| WOKHA | SANTSURHOMI EZUNG | NNO | 12.1% |