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Voting for the 18th Bihar Legislative Assembly will be held in a two-phases on November 6, 2025 and November 11, 2025 . There are a total of 243 assembly constituencies in Bihar. The counting of votes is scheduled for November 16, 2025. This election is expected to be a high-stakes contest between the BJP–JD(U)-led NDA and the RJD-led Mahagathbandhan, following multiple alliance shifts by Chief Minister Nitish Kumar. The current term of the State Assembly is set to conclude on November 22, 2025.


Election Schedule

Last date for nominations (Phase 1)17-10-2025, Fri
Last date for withdrawal of nominations (Phase 1)20-10-2025, Mon
Date of poll (Phase 1)06-11-2025, Thu
Last date for nominations (Phase 2)20-10-2025, Mon
Last date for withdrawal of nominations (Phase 2)23-10-2025, Thu
Date of poll (Phase 2)11-11-2025, Tue
Counting of votes14-11-2025, Fri

all 2 phase election in 243 constituencies

Valmiki NagarRamnagarNarkatiaganjBagahaLauriyaNautanChanpatiaBettiahSiktaRaxaulSugauliNarkatiaHarsidhiGovindganjKesariaKalyanpur (Purvi Champaran)Pipra (Purvi Champaran)MadhubanMotihariChiraiaDhakaSheoharRigaBathnahaPariharSursandBajpattiSitamarhiRunnisaidpurBelsandHarlakhiBenipattiKhajauliBabubarhiBisfiMadhubaniRajnagarJhanjharpurPhulparasLaukahaNirmaliPipra (Supaul)SupaulTriveniganjChhatapurNarpatganjRaniganjForbesganjArariaJokihatSiktiBahadurganjThakurganjKishanganjKochadhamanAmourBaisiKasbaBanmankhiRupauliDhamdahaPurniaKatiharKadwaBalrampurPranpurManihariBarariKorhaAlamnagarBihariganjSingheshwarMadhepuraSonbarshaSaharsaSimri BakhtiarpurMahishiKusheshwar AsthanGaura BauramBenipurAlinagarDarbhanga RuralDarbhangaHayaghatBahadurpurKeotiJaleGaighatAuraiMinapurBochahaSakraKurhaniMuzaffarpurKantiBarurajParooSahebganjBaikunthpurBarauliGopalganjKuchaikoteBhoreyHathuaSiwanZiradeiDarauliRaghunathpurDaraundhaBarhariaGoriakothiMaharajganjEkmaManjhiBaniapurTaraiyaMarhauraChapraGarkhaAmnourParsaSonepurHajipurLalganjVaishaliMahuaRaja PakarRaghopurMahnarPatepurKalyanpur (Samastipur)WarisnagarSamastipurUjiarpurMorwaSarairanjanMohiuddinnagarBibhutipurRoseraHasanpurCheria BariarpurBachhwaraTeghraMatihaniSahebpur KamalBegusaraiBakhriAlauliKhagariaBeldaurParbattaBihpurGopalpurPirpaintiKahalgaonBhagalpurSultanganjNathnagarAmarpurDhauraiyaBankaKatoriaBelharTarapurMungerJamalpurSuryagarhaLakhisaraiSheikhpuraBarbighaAsthawanBiharsharifRajgirIslampurHilsaNalandaHarnautMokamaBarhBakhtiarpurDighaBankipurKumhrarPatna SahibFatuhaDanapurManerPhulwariMasaurhiPaliganjBikramSandeshBarharaArrahAgiaonTarariJagdishpurShahpurBrahampurBuxarDumraonRajpurRamgarhMohaniaBhabuaChainpurChenariSasaramKargaharDinaraNokhaDehriKarakatArwalKurthaJehanabadGhosiMakhdumpurGohObraNabinagarKutumbaAurangabadRafiganjGuruaSherghatiImamganjBarachattiBodh GayaGaya TownTikariBelaganjAtriWazirganjRajauliHisuaNawadaGobindpurWarsaliganjSikandraJamuiJhajhaChakai

List of 243 CONSTITUENCIES

#
constituency name
polling phase
polling date
polling day
1Agiaon1November 6, 2025
2Alamnagar1November 6, 2025
3Alauli1November 6, 2025
4Alinagar1November 6, 2025
5Amarpur2November 11, 2025
6Amnour1November 6, 2025
7Amour2November 11, 2025
8Araria2November 11, 2025
9Arrah1November 6, 2025
10Arwal2November 11, 2025

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BIHAR ASSEMBLY ELECTIONS 2025

No. of states/UTs1
Total seats243
General seats203
Reserved for SCs38
Reserved for STs2
Population estimate13.07 crore
Total electors7.43 crore
Third gender electors1,725
18-19 electors14.01 lakh
Service electors1.63 lakh
PwD electors7.20 lakh
Senior Citizens (85+)4.03 lakh
Polling Stations90,712
Term of Assembly ends22.11.2025

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Assembly cons. Results

Cons. name202020152010
Valmiki Nagar
JDU
IND
JDU
Ramnagar
BJP
BJP
BJP
Narkatiaganj
BJP
INC
BJP
Bagaha
BJP
BJP
JDU
Lauriya
BJP
BJP
IND
Nautan
BJP
BJP
JDU
Chanpatia
BJP
BJP
BJP
Bettiah
BJP
INC
BJP
Sikta
CPIMLL
JDU
IND
Raxaul
BJP
BJP
BJP