Carried out by research group Demoscope, the poll shows backing for the party has dipped to 3.6 percent, below the 4 percent needed to get members into parliament. The showing is also the Left Party’s lowest result for 13 years.
The poll also showed a drop in support for the largest opposition party, the Social Democrats, with support falling 3.9 percentage points from the previous survey, to 37.7 percent.
The third main opposition party, the Greens, saw their support rise however, from 6.8 percent to 8.2 percent.
The three opposition parties continue to enjoy a lead over the centre-right government coalition, although according to the poll, this the gap has narrowed drastically from 11.4 to 2.3 percentage points.
Of the four Alliance parties, the Liberals saw the support jump from 4.2 to 7.2 percent. The Conservative Moderates were at 30.1 percent and the Christian Democrats received just 3.8 percent, each gaining 0.9 points. The fourth party in the coalition, the Center, had 6.1 percent support, a rise of 0.3 percentage points.