草稿:2012年美国参议院选举

2012年美国参议院选举
美国参议院00席位; 獲得過半多數需51席
	民主党保持民主党增加; 共和党保持

2012年11月6日美国举行参议院选举，是2012年美国选举的一部分，民主党再次保住多数党席位。^[2]

民主党在北部保住大部分席位，如蒙大拿和北达科他。在康乃狄格州，资深参议员乔·利伯曼宣布退休，在2006年他以康乃狄格支持利伯曼党派当选。而在2012年民主党人克里斯·墨菲胜出。

截至2024年，这是民主党最后一次在佛罗里达州、印第安纳州、密苏里州和北达科他州赢得席位。这也是共和党最后一次在内华达州席位。民主党直到2020年再次赢得参议院的控制权直到2022年才再次赢得多数席位。

结果

↓
53	2	45

民主党

独立

共和党

组成变化

选举前

D₁	D₂	D₃	D₄	D₅	D₆	D₇	D₈	D₉	D₁₀
D₂₀	D₁₉	D₁₈	D₁₇	D₁₆	D₁₅	D₁₄	D₁₃	D₁₂	D₁₁
D₂₁	D₂₂	D₂₃	D₂₄	D₂₅	D₂₆	D₂₇	D₂₈	D₂₉	D₃₀
Template:Party shading/Democratic/active \| D₄₀ N.Y. 参选	Template:Party shading/Democratic/active \| D₃₉ N.J. 参选	Template:Party shading/Democratic/active \| D₃₈ Mont. 参选	Template:Party shading/Democratic/active \| D₃₇ Mo. 参选	Template:Party shading/Democratic/active \| D₃₆ Minn. 参选	Template:Party shading/Democratic/active \| D₃₅ Mich. 参选	Template:Party shading/Democratic/active \| D₃₄ Md. 参选	Template:Party shading/Democratic/active \| D₃₃ Fla. 参选	Template:Party shading/Democratic/active \| D₃₂ Del. 参选	Template:Party shading/Democratic/active \| D₃₁ Calif. 参选
Template:Party shading/Democratic/active \| D₄₁ Ohio 参选	Template:Party shading/Democratic/active \| D₄₂ Pa. 参选	Template:Party shading/Democratic/active \| D₄₃ R.I. 参选	Template:Party shading/Democratic/active \| D₄₄ Wash. 参选	Template:Party shading/Democratic/active \| D₄₅ W.Va. 参选	Template:Party shading/Democratic/active \| D₄₆ Hawaii 退休	Template:Party shading/Democratic/active \| D₄₇ Neb. 退休	Template:Party shading/Democratic/active \| D₄₈ N.M. 退休	Template:Party shading/Democratic/active \| D₄₉ N.D. 退休	Template:Party shading/Democratic/active \| D₅₀ Va. 退休
多数 →									rowspan=2 Template:Party shading/Democratic/active \| D₅₁ Wis. 退休
Template:Party shading/Republican/active \| R₄₁ Nev. 参选	Template:Party shading/Republican/active \| R₄₂ Tenn. Ran	Template:Party shading/Republican/active \| R₄₃ Utah 参选	Template:Party shading/Republican/active \| R₄₄ Wyo. 参选	Template:Party shading/Republican/active \| R₄₅ Ariz. 退休	Template:Party shading/Republican/active \| R₄₆ Maine 退休	Template:Party shading/Republican/active \| R₄₇ Texas Retired	Template:Party shading/Independent/active \| I₂ Conn. Retired	Template:Party shading/Independent/active \| I₁ Vt. Ran
Template:Party shading/Republican/active \| R₄₀ Miss. 参选	Template:Party shading/Republican/active \| R₃₉ Mass. Ran	Template:Party shading/Republican/active \| R₃₈ Ind. 参选	R₃₇	R₃₆	R₃₅	R₃₄	R₃₃	R₃₂	R₃₁
R₂₁	R₂₂	R₂₃	R₂₄	R₂₅	R₂₆	R₂₇	R₂₈	R₂₉	R₃₀
R₂₀	R₁₉	R₁₈	R₁₇	R₁₆	R₁₅	R₁₄	R₁₃	R₁₂	R₁₁
R₁	R₂	R₃	R₄	R₅	R₆	R₇	R₈	R₉	R₁₀

选举后

D₁	D₂	D₃	D₄	D₅	D₆	D₇	D₈	D₉	D₁₀
D₂₀	D₁₉	D₁₈	D₁₇	D₁₆	D₁₅	D₁₄	D₁₃	D₁₂	D₁₁
D₂₁	D₂₂	D₂₃	D₂₄	D₂₅	D₂₆	D₂₇	D₂₈	D₂₉	D₃₀
Template:Party shading/Democratic/active \| D₄₀ N.J. Re-elected	Template:Party shading/Democratic/active \| D₃₉ Mont. Re-elected	Template:Party shading/Democratic/active \| D₃₈ Mo. Re-elected	Template:Party shading/Democratic/active \| D₃₇ Minn. Re-elected	Template:Party shading/Democratic/active \| D₃₆ Mich. Re-elected	Template:Party shading/Democratic/active \| D₃₅ Md. Re-elected	Template:Party shading/Democratic/active \| D₃₄ Hawaii Hold	Template:Party shading/Democratic/active \| D₃₃ Fla. Re-elected	Template:Party shading/Democratic/active \| D₃₂ Del. Re-elected	Template:Party shading/Democratic/active \| D₃₁ Calif. Re-elected
Template:Party shading/Democratic/active \| D₄₁ N.M. Hold	Template:Party shading/Democratic/active \| D₄₂ N.Y. Re-elected	Template:Party shading/Democratic/active \| D₄₃ N.D. Hold	Template:Party shading/Democratic/active \| D₄₄ Ohio Re-elected	Template:Party shading/Democratic/active \| D₄₅ Pa. Re-elected	Template:Party shading/Democratic/active \| D₄₆ R.I. Re-elected	Template:Party shading/Democratic/active \| D₄₇ Va. Hold	Template:Party shading/Democratic/active \| D₄₈ Wash. Re-elected	Template:Party shading/Democratic/active \| D₄₉ W.Va. Re-elected	Template:Party shading/Democratic/active \| D₅₀ Wis. Hold
多数 →									rowspan=2 Template:Party shading/Democratic/active \| D₅₁ Conn. Gain
Template:Party shading/Republican/active \| R₄₁ Tenn. Re-elected	Template:Party shading/Republican/active \| R₄₂ Texas Hold	Template:Party shading/Republican/active \| R₄₃ Utah Re-elected	Template:Party shading/Republican/active \| R₄₄ Wyo. Re-elected	Template:Party shading/Republican/active \| R₄₅ Neb. Gain	Template:Party shading/Independent/active \| I₂ Maine Gain	Template:Party shading/Independent/active \| I₁ Vt. Re-elected	Template:Party shading/Democratic/active \| D₅₃ Mass. Gain	Template:Party shading/Democratic/active \| D₅₂ Ind. Gain
Template:Party shading/Republican/active \| R₄₀ Nev. Elected^[a]	Template:Party shading/Republican/active \| R₃₉ Miss. Re-elected	Template:Party shading/Republican/active \| R₃₈ Ariz. Hold	R₃₇	R₃₆	R₃₅	R₃₄	R₃₃	R₃₂	R₃₁
R	R₂₂	R₂₃	R₂₄	R₂₅	R₂₆	R₂₇	R₂₈	R₂₉	R₃₀
R₂₀	R₁₉	R₁₈	R₁₇	R₁₆	R₁₅	R₁₄	R₁₃	R₁₂	R₁₁
R₁	R₂	R₃	R₄	R₅	R₆	R₇	R₈	R₉	R₁₀

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