RealClearPolitics - 2010 Election Maps - Battle for the Senate Race Changes

Battle for the Senate

Race Changes

48	Democrats*

Toss Ups
7

Republicans

44 Safe or Not Up

35 Safe or Not Up

51 Seats Needed For Majority

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Date	State	Previous Status		New Status	Dems	Toss Ups	GOP
10/31	California	Leans Dem	»»»	Toss Up	48	7	45
10/31	Connecticut	Likely Dem	»»»	Leans Dem	48	7	45
10/30	New Hampshire	Leans GOP	»»»	Likely GOP	49	6	45
10/27	Alaska	Likely GOP	»»»	Leans GOP	49	6	45
10/26	California	Toss Up	»»»	Leans Dem	49	6	45
10/26	Kentucky	Toss Up	»»»	Leans GOP	49	6	45
10/25	Connecticut	Leans Dem	»»»	Likely Dem	48	8	44
10/20	Pennsylvania	Leans GOP	»»»	Toss Up	48	8	44
10/19	Kentucky	Leans GOP	»»»	Toss Up	48	7	45
10/18	Washington	Leans Dem	»»»	Toss Up	48	6	46
10/15	Washington	Toss Up	»»»	Leans Dem	49	5	46
10/8	New York	Leans Dem	»»»	Likely Dem	48	6	46
10/7	California	Leans Dem	»»»	Toss Up	48	6	46
10/5	Colorado	Leans GOP	»»»	Toss Up	49	5	46
10/4	Connecticut	Toss Up	»»»	Leans Dem	49	4	47
10/2	Colorado	Toss Up	»»»	Leans GOP	48	5	47
9/30	Alaska	Leans GOP	»»»	Likely GOP	48	6	46
9/28	Connecticut	Leans Dem	»»»	Toss Up	48	6	46
9/28	Florida	Leans GOP	»»»	Likely GOP	48	6	46
9/28	Washington	Leans Dem	»»»	Toss Up	48	6	46
9/27	Iowa	Likely GOP	»»»	Safe GOP	50	4	46
9/24	California	Toss Up	»»»	Leans Dem	50	4	46
9/23	New York	Likely Dem	»»»	Leans Dem	49	5	46
9/23	Washington	Toss Up	»»»	Leans Dem	49	5	46
9/22	Ohio	Leans GOP	»»»	Likely GOP	48	6	46
9/22	Wisconsin	Toss Up	»»»	Leans GOP	48	6	46
9/21	West Virginia	Leans Dem	»»»	Toss Up	48	7	45
9/17	Alaska	Likely GOP	»»»	Leans GOP	49	6	45
9/15	North Carolina	Leans GOP	»»»	Likely GOP	49	6	45
9/14	Delaware	Leans GOP	»»»	Likely Dem	49	6	45
9/9	Florida	Toss Up	»»»	Leans GOP	48	6	46
9/9	West Virginia	Likely Dem	»»»	Leans Dem	48	6	46
9/2	Ohio	Toss Up	»»»	Leans GOP	48	7	45
8/25	Alaska	Safe GOP	»»»	Likely GOP	48	8	44
8/20	Arkansas	Likely GOP	»»»	Safe GOP	48	8	44
8/17	Pennsylvania	Toss Up	»»»	Leans GOP	48	8	44
8/12	California	Leans Dem	»»»	Toss Up	48	9	43
8/12	Connecticut	Likely Dem	»»»	Leans Dem	48	9	43
8/4	Delaware	Likely GOP	»»»	Leans GOP	49	8	43
8/1	Kentucky	Toss Up	»»»	Leans GOP	49	8	43
7/29	Kentucky	Leans GOP	»»»	Toss Up	49	9	42
7/29	Missouri	Toss Up	»»»	Leans GOP	49	9	42
7/28	California	Toss Up	»»»	Leans Dem	49	9	42
7/21	Arizona	Likely GOP	»»»	Safe GOP	48	10	42
7/12	California	Leans Dem	»»»	Toss Up	48	10	42
7/6	Indiana	Leans GOP	»»»	Likely GOP	49	9	42
7/6	Wisconsin	Leans Dem	»»»	Toss Up	49	9	42
6/6	Nevada	Leans GOP	»»»	Toss Up	50	8	42
6/4	Illinois	Leans GOP	»»»	Toss Up	50	7	43
6/3	Connecticut	Leans Dem	»»»	Likely Dem	50	6	44
5/24	Washington	Leans Dem	»»»	Toss Up	50	6	44
5/21	California	Toss Up	»»»	Leans Dem	51	5	44
5/20	Kentucky	Toss Up	»»»	Leans GOP	50	6	44
5/19	Connecticut	Likely Dem	»»»	Leans Dem	50	7	43
5/18	Kentucky	Leans GOP	»»»	Toss Up	50	7	43
5/12	Illinois	Toss Up	»»»	Leans GOP	50	6	44
5/12	Kentucky	Likely GOP	»»»	Leans GOP	50	6	44
5/12	Pennsylvania	Leans GOP	»»»	Toss Up	50	6	44
4/28	Arkansas	Leans GOP	»»»	Likely GOP	50	6	44
4/28	Florida	Leans GOP	»»»	Toss Up	50	6	44
4/15	Arkansas	Likely GOP	»»»	Leans GOP	50	5	45
4/15	Connecticut	Safe Dem	»»»	Likely Dem	50	5	45
4/15	Florida	Likely GOP	»»»	Leans GOP	50	5	45
4/15	Kentucky	Leans GOP	»»»	Likely GOP	50	5	45
4/15	Oregon	Safe Dem	»»»	Likely Dem	50	5	45
4/15	Pennsylvania	Toss Up	»»»	Leans GOP	50	5	45
4/15	Washington	Likely Dem	»»»	Leans Dem	50	5	45
4/6	Illinois	Leans Dem	»»»	Toss Up	50	6	44
4/6	Wisconsin	Likely Dem	»»»	Leans Dem	50	6	44
3/25	California	Leans Dem	»»»	Toss Up	51	5	44
3/11	New York	Leans Dem	»»»	Likely Dem	52	4	44
3/10	Illinois	Toss Up	»»»	Leans Dem	52	4	44
3/5	Arkansas	Likely GOP	»»»	Leans GOP	51	5	44
2/12	Washington	Safe Dem	»»»	Likely Dem	51	5	44
2/5	Indiana	Leans Dem	»»»	Leans GOP	51	5	44
1/29	Indiana	Safe Dem	»»»	Leans Dem	52	5	43
1/20	Wisconsin	Safe Dem	»»»	Likely Dem	52	5	43
1/19	Massachusetts	Safe Dem	»»»	Safe GOP	52	5	43
1/5	Connecticut	Leans GOP	»»»	Safe Dem	53	5	42
1/5	North Dakota	Safe Dem	»»»	Safe GOP	53	5	42