EElectionLens
Constituency

510. Calcutta South

Community mirror

West Bengal · India Lok Sabha Election, 1980

IN-CALCUTTA-SOUTH

CPM 46.1%won by 8.0%INCI 38.1%

What changed here

Derived

The seat changed hands: BLD (BLD) lost it to Communist Party of India (Marxist) (CPM), which now leads by 8.0%.

  • CPM vote shareCPM went from 0.0% to 46.1% of the vote here (+46.1%).
  • New challengerINCI (INCI) finished second with 38.1% — it did not contest here in 1977.
  • Vote fragmentedThe top two took only 84.2% between them, down from 98.7% — the field split more ways.

Written from the constituency figures by a fixed set of rules — no language model.

Electorate
7,68,155
Turnout
60.3%
Valid votes
4,63,145
Margin
37,009
7.99%

Since 1977

Derived
Winner then
BLD
Winner now
CPMflipped
CPMINCI swing
+8.0%
CPM share
0.0% 46.1%
INCI share
0.0% 38.1%
Turnout
59.4% 60.3%