The Ministry of Interior announced its first official estimate of the September 2015 elections shortly before 9pm, showing that SYRIZA will come first with a 7-point lead over New Democracy. With 62.60% of votes counted the results are as follows:
| SYRIZA | 35.45% | 144 seats |
| New Democracy | 28.27% | 76 seats |
| Golden Dawn | 7.07% | 19 seats |
| Democratic Alignment | 6.4% | 17 seats |
| KKE | 5.43% | 14 seats |
| The River | 3.98% | 11 seats |
| Independent Greeks | 3.66% | 10 seats |
| Union of Centrists | 3.39% | 9 seats |
| Popular Union | 2.84% | – |
| ANTARSYA | 0.82% | – |
| Other parties | 2.67% | – |
