Election history

Bihar Assembly Elections

Historical results, trends and insights from 1962 to 2025.

Lok Sabha16 Vidhan Sabha16

2025 2020 2015 2010 Nov 2005

More years

Feb 2005 2000 1995 1990 1985 1980 1977 1972 1969 1967 1962

Current government

Who governs Bihar today

Full CM history →

Chief Minister of Bihar

Samrat ChoudharyBJP

In office since 15 Apr 2026 · 4 months

Samrat Choudhary (born 16 November 1968) is an Indian politician who is serving as the 24th Chief Minister of Bihar since 15 April 2026. He has been a member of the Bihar Legislative Assembly representing Tarapur Assembly constituency since 2025 and previously served as deputy chief minister of Bihar in the Nitish Kumar government from 2024 to 2026. Choudhary is the first Bharatiya Janata Party (BJP) member to serve as Chief Minister of Bihar.

Current seats

257

in the present Bihar assembly

Elections contested

Leading party, 2025

BJP

89 of 243 seats

Compare elections

See what changed between any two Vidhan Sabha elections in Bihar.

Seat swings, vote share shifts and constituency-level changes, side by side.

Seat share over the years

Seats and vote share by election for the parties that have won the most Vidhan Sabha seats in Bihar

Party	2025	2020	2015	2010	Nov 2005	Feb 2005	2000	1995	1990	1985	1980	1977	1972	1969	1967	1962
INC	6	19	27	4	9	10	23	29	71	196	0	57	167	118	128	185
BJP	89	74	53	91	55	37	67	41	39	16	21	0	0	0	0	0
JD(U)	85	43	71	115	88	55	21	0	0	0	0	0	0	0	0	0
RJD	25	75	80	22	54	75	124	0	0	0	0	0	0	0	0	0
Others	38	32	12	11	37	66	89	254	214	112	303	267	151	200	190	133
Total seats	243	243	243	243	243	243	324	324	324	324	324	324	318	318	318	318

Seats won over time

The four parties that have won the most Vidhan Sabha seats in Bihar

INC
BJP
JD(U)
RJD

Constituency performance

From the 243 results in Bihar, 2025

Best performance

BANKIPUR

Nitin Nabin, 62.66% share

Closest contest

SANDESH

won by 27 (0.01%)

Biggest victory

BANKIPUR

won by 51,936 (33.10%)

Lowest turnout

KUMHRAR

40.22%

Seat change & vote share

Bihar, 2025

Retained120 (49%)
Changed hands109 (45%)
New seat14 (6%)

120 constituencies were won by the same party as 2020; 109 changed hands; 14 did not exist then.

Vote share by party

RJD23.00%

BJP20.08%

JD(U)19.25%

INC8.71%

IND5.00%

LJP(RV)4.97%

JNSRJP3.34%

CPI(ML)(L)2.84%

Result by election

2025Full result →243 seats

BJP89
JD(U)85
RJD25
LJP(RV)19
INC6
HAMS5
AIMIM5
RSHTLKM4
CPI(ML)(L)2
BSP1
IIP1
CPM1

2020Full result →243 seats

RJD75
BJP74
JD(U)43
INC19
CPI(ML)(L)12
AIMIM5
VSIP4
HAMS4
CPM2
CPI2
IND1
BSP1
LJP1

2015Full result →243 seats

RJD80
JD(U)71
BJP53
INC27
IND4
CPI(ML)(L)3
LJP2
BLSP2
HAMS1

2010Full result →243 seats

JD(U)115
BJP91
RJD22
IND6
INC4
LJP3
JMM1
CPI1

Nov 2005Full result →243 seats

JD(U)88
BJP55
RJD54
LJP10
IND10
INC9
CPI(ML)(L)5
BSP4
CPI3
SP2
NCP1
CPM1
AJVD1

Feb 2005Full result →243 seats

RJD75
JD(U)55
BJP37
LJP29
IND17
INC10
CPI(ML)(L)7
SP4
NCP3
CPI3
BSP2
CPM1

2000Full result →324 seats

RJD124
BJP67
SAP34
INC23
JD(U)21
IND20
JMM12
CPI(ML)(L)6
CPI5
BSP5
UGDP2
KSP2
CPM2
MCO1

1995Full result →324 seats

JD167
BJP41
INC29
CPI26
IND12
JMM10
SAP7
JMMS6
CPI(ML)(L)6
CPM6
JMMM3
JPP2
MCOR2
BSP2
SP2
CVP1
JKP1
BPP1

1990Full result →324 seats

JD122
INC71
BJP39
IND30
CPI23
JMM19
IPF7
CPM6
JNPJP3
MCOR2
JKD1
SOPL1

1985Full result →324 seats

INC196
LKD46
IND29
BJP16
JNP13
CPI12
JMM9
SUC1
CPM1
ICS1

1980Full result →324 seats

INC(I)169
JNPSC42
CPI23
IND23
BJP21
INC(U)14
JNPJP13
JMM11
CPM6
JNPSR1
SUC1

1977Full result →324 seats

JNP214
INC57
IND24
CPI21
CPM4
JKD2
JKP1
SSD1

1972Full result →318 seats

INC167
CPI35
SOP33
NCO30
BJS25
IND17
HSD3
JKP3
PHJ2
HJS1
SWA1
JKD1

1969Full result →318 seats

INC118
SSP52
BJS34
CPI25
IND24
PSP18
JAP14
LTC9
BKD6
SHD6
PHJ5
SWA3
CPM3
FBL1

1967Full result →318 seats

INC128
SSP68
IND33
BJS26
CPI24
PSP18
JKD13
CPM4
SWA3
RPI1

1962Full result →318 seats

INC185
SWA50
PSP29
JP20
IND12
CPI12
SOC7
JS3

Top leaders

Chief Ministers of Bihar, most recent first

Full history →

Samrat Choudhary

BJPIncumbent

2026–present

Jitan Ram Manjhi

JDU

2014–2015

Nitish Kumar

JDU

2000–2026

Rabri Devi

RJD

1997–2005

Assembly constituencies

257 current, 1030 under former boundaries · showing 1251–1287 of 1287

No.	Assembly seat	Reservation	Elections	Last contested
309	MANDARformer boundary	ST	6	2000
310	LOHARDAGAformer boundary	ST	3	1972
310	MANDARformer boundary	GEN	1	1962
310	SISAIformer boundary	ST	6	2000
311	KOLEBIRAformer boundary	ST	6	2000
311	LATEHARformer boundary	ST	3	1972
311	LATEHARformer boundary	ST	1	1962
312	PANKIformer boundary	SC	3	1972
312	PANKIformer boundary	GEN	1	1962
312	SIMDEGAformer boundary	ST	6	2000
313	DALTONGAJformer boundary	GEN	1	1972
313	DALTONGANJformer boundary	GEN	1	1962
313	DALTONGANJformer boundary	GEN	2	1969
313	GUMLAformer boundary	ST	6	2000
314	BISHNUPURformer boundary	ST	6	2000
314	GARHWAformer boundary	GEN	3	1972
314	GARHWAformer boundary	GEN	1	1962
315	BHAWANATHPURformer boundary	GEN	1	1962
315	BHAWANATHPURformer boundary	GEN	3	1972
315	LOHARDAGAformer boundary	ST	6	2000
316	HUSSAINABADformer boundary	SC	1	1962
316	LATCHARformer boundary	SC	1	1977
316	LATEHARformer boundary	SC	5	2000
316	LESLIEGANJformer boundary	GEN	3	1972
317	BISHRAMPURformer boundary	SC	3	1972
317	BISHRAMPURformer boundary	GEN	1	1962
317	MANIKAformer boundary	ST	6	2000
318	HUSSAINABADformer boundary	GEN	2	1972
318	HUSSAINBADformer boundary	GEN	1	1967
318	LESLIEGANJformer boundary	SC	1	1962
318	PANKIformer boundary	GEN	6	2000
319	DALTONGANJformer boundary	GEN	6	2000
320	GARHWAformer boundary	GEN	6	2000
321	BHAWANATHPURformer boundary	GEN	6	2000
322	BISHRAMPURformer boundary	GEN	6	2000
323	CHHATARPURformer boundary	SC	6	2000
324	HUSSAINABADformer boundary	GEN	6	2000

Seats marked “former boundary” were redrawn by a later delimitation order. A name that survives a redrawing keeps its own page, with each boundary era labelled on the result.