2010 Bihar legislative assembly election|
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| Opinion polls | 
| Turnout | 52.73%(6.88) | 
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|  | Majority party | Minority party | Third party |  
|  |  |  |  |  
| Leader | Nitish Kumar | Sushil Modi | Rabri Devi |  
| Party | JD(U) | BJP | RJD |  
| Alliance | NDA | NDA | RJD+ |  
| Leader since | 2005 | 2005 | 1997 |  
| Leader's seat | MLC | MLC | Raghopur & Sonpur (both lost) |  
| Last election | 88 | 55 | 54 |  
| Seats won | 115 | 91 | 22 |  
| Seat change | 27 | 36 | 32 |  
| Popular vote | 65,61,906 | 47,90,436 | 54,75,656 |  
| Percentage | 22.58% | 16.49% | 18.84% |  
| Swing | 2.12% | 0.84% | 4.61% |  
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|  | Fourth party | Fifth party |  
|  |  |  |  
| Leader | Mehboob Ali Kaiser | Ram Vilas Paswan |  
| Party | INC | LJP |  
| Alliance | UPA | RJD+ |  
| Leader since | 2010 | 2000 |  
| Leader's seat | Simri Bakhtiarpur (lost)
 | Did not contest |  
| Last election | 9 | 10 |  
| Seats won | 4 | 3 |  
| Seat change | 5 | 7 |  
| Popular vote | 24,31,477 | 19,57,232 |  
| Percentage | 8.37% | 6.74% |  
| Swing | 2.28% | 4.36% |  |
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 Seatwise Result Map of the election | 
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The Bihar legislative assembly election, 2010 was held in six phases over a period of one month starting from 21 October until 20 November in all 243 constituencies of Bihar, India. The election is conducted to elect the government in Bihar for a five-year term. The votes were scheduled to be counted on 24 November.