EElectionLens
Constituency

29. Siwan

Community mirror

Bihar Assembly Election, 1980

BR-SIWAN

BJP 38.1%won by 20.0%INCU 18.1%

What changed here

Derived

The seat changed hands: Janata Party (JNP) lost it to Bharatiya Janata Party (BJP), which now leads by 20.0%.

  • BJP vote shareBJP went from 0.0% to 38.1% of the vote here (+38.1%).
  • New challengerINCU (INCU) finished second with 18.1% — it did not contest here in 1977.
  • Vote fragmentedThe top two took only 56.2% between them, down from 64.5% — the field split more ways.

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

Electorate
not in source
Turnout
not in source
Valid votes
75,831
Margin
15,139
19.96%

Since 1977

Derived
Winner then
JNP
Winner now
BJPflipped
BJPINCU swing
+20.0%
BJP share
0.0% 38.1%
INCU share
0.0% 18.1%
Turnout