| B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Maintained by Daily Kos Elections | elections.dailykos.com | @DKElections | ||||||||||||||||
2 | Special Election | 2016 Presidential | 2012 Presidential | ||||||||||||||||
3 | Date | State | District | Held By | Winner | D %age | R %age | Margin | Clinton | Trump | Margin | Margin Dif. | Obama | Romney | Margin | Margin Dif. | |||
4 | 11-Aug-20 | SC | HD-115 | (R) | (D) ✓ | 59% | 39% | 20% | 45% | 48% | -3% | 23% | 41% | 57% | -16% | 37% | |||
5 | 23-Jun-20 | KY | SD-26 | (R) | (D) ✓ | 57% | 43% | 14% | 41% | 53% | -13% | 27% | 37% | 61% | -24% | 38% | |||
6 | 23-Jun-20 | NY | NY-27 | (R) | (R) | 46% | 51% | -5% | 35% | 60% | -25% | 19% | 43% | 55% | -12% | 7% | |||
7 | 2-Jun-20 | MA | HD-Bristol-03 | (R) | (D) ✓ | 57% | 43% | 14% | 52% | 42% | 10% | 4% | 58% | 40% | 18% | -4% | |||
8 | 2-Jun-20 | MA | HD-Middlesex-37 | (D) | (D) | 74% | 26% | 48% | 62% | 31% | 30% | 18% | 57% | 41% | 17% | 31% | |||
9 | 19-May-20 | MA | SD-Plymouth & Barnstable | (R) | (D) ✓ | 56% | 44% | 12% | 50% | 44% | 6% | 6% | 50% | 48% | 2% | 10% | |||
10 | 19-May-20 | MA | SD-2nd Hampden & Hampshire | (R) | (D) ✓ | 64% | 36% | 28% | 52% | 41% | 11% | 17% | 59% | 39% | 20% | 8% | |||
11 | 12-May-20 | CA | SD-28 | (R) | (R) | 45% | 55% | -11% | 47% | 49% | -2% | -9% | 46% | 53% | -7% | -4% | |||
12 | 12-May-20 | CA | CA-25 | (D) | (R) ✓ | 45% | 55% | -10% | 50% | 44% | 7% | -16% | 48% | 50% | -2% | -8% | |||
13 | 12-May-20 | WI | WI-07 | (R) | (R) | 43% | 57% | -14% | 37% | 58% | -20% | 6% | 48% | 51% | -3% | -11% | |||
14 | 28-Apr-20 | MD | MD-07 | (D) | (D) | 74% | 25% | 49% | 76% | 20% | 56% | -7% | 76% | 22% | 54% | -5% | |||
15 | 17-Mar-20 | PA | HD-08 | (R) | (R) | 25% | 75% | -50% | 24% | 71% | -47% | -3% | 32% | 67% | -35% | -15% | |||
16 | 17-Mar-20 | PA | HD-18 | (R) | (R) | 45% | 55% | -10% | 53% | 44% | 9% | -19% | 58% | 41% | 17% | -27% | |||
17 | 17-Mar-20 | PA | HD-58 | (R) | (R) | 41% | 53% | -12% | 34% | 63% | -29% | 17% | 43% | 55% | -12% | -0.01% | |||
18 | 10-Mar-20 | MI | HD-34 | (D) | (D) | 92% | 8% | 84% | 85% | 12% | 73% | 11% | 91% | 8% | 83% | 1% | |||
19 | 10-Mar-20 | NH | HD-Merrimack-24 | (R) | (D) ✓ | 51% | 49% | 2% | 43% | 53% | -10% | 12% | 45% | 54% | -9% | 11% | |||
20 | 3-Mar-20 | MA | HD-Middlesex-32 | (D) | (D) | 81% | 18% | 63% | 63% | 32% | 32% | 31% | 59% | 40% | 18% | 44% | |||
21 | 3-Mar-20 | ME | HD-128 | (D) | (D) | 58% | 42% | 16% | 42% | 50% | -8% | 24% | 48% | 50% | -2% | 18% | |||
22 | 25-Feb-20 | KY | HD-67 | (D) | (D) | 64% | 36% | 28% | 44% | 49% | -5% | 33% | 48% | 49% | -1% | 29% | |||
23 | 25-Feb-20 | KY | HD-99 | (D) | (R) ✓ | 44% | 56% | -11% | 28% | 68% | -40% | 28% | 40% | 57% | -17% | 6% | |||
24 | 25-Feb-20 | PA | HD-190 | (D) | (D) | 86% | 14% | 73% | 96% | 3% | 93% | -20% | 97% | 2% | 95% | -23% | |||
25 | 4-Feb-20 | MN | HD-30A | (R) | (R) | 37% | 63% | -27% | 30% | 62% | -31% | 4% | 40% | 59% | -19% | -8% | |||
26 | 28-Jan-20 | TX | HD-28 | (R) | (R) | 42% | 58% | -16% | 43% | 53% | -10% | -6% | 35% | 64% | -29% | 13% | |||
27 | 28-Jan-20 | TX | HD-148 | (D) | (D) | 65% | 35% | 31% | 64% | 31% | 33% | -2% | 57% | 41% | 16% | 15% | |||
28 | 21-Jan-20 | CT | HD-151 | (R) | (R) | 46% | 54% | -9% | 56% | 40% | 16% | -25% | 43% | 56% | -12% | 3% | |||
29 | 14-Jan-20 | CT | HD-48 | (D) | (D) | 52% | 48% | 5% | 48% | 46% | 2% | 3% | 56% | 42% | 14% | -9% | |||
30 | 14-Jan-20 | CT | HD-132 | (R) | (R) | 49% | 51% | -2% | 57% | 39% | 17% | -19% | 49% | 50% | -0.4% | -1% | |||
31 | 14-Jan-20 | KY | SD-38 | (R) | (R) | 36% | 64% | -27% | 28% | 67% | -39% | 12% | 35% | 63% | -28% | 1% | |||
32 | 14-Jan-20 | PA | SD-48 | (R) | (R) | 35% | 65% | -29% | 35% | 61% | -25% | -4% | 40% | 59% | -19% | -11% | |||
33 | |||||||||||||||||||
34 | 2020 Avg. | 5.0% | 2020 Avg. | 3.9% | |||||||||||||||
35 | (29 races) | (29 races) | |||||||||||||||||
36 | |||||||||||||||||||
37 | 2019-20 Avg. | 4.8% | 2019-20 Avg. | 1.1% | |||||||||||||||
38 | (77 races) | (77 races) | |||||||||||||||||
39 | |||||||||||||||||||
40 | All cycles: 2017-18; 2019-20; 2021-22; 2023-24; 2025-26 | ||||||||||||||||||
41 | |||||||||||||||||||
42 | "✓" indicates a change in party control. | ||||||||||||||||||
43 | |||||||||||||||||||
44 | * Not included in averages. Averages only include races where the combined Democratic and Republican share of the vote is 90% or greater. | ||||||||||||||||||
45 | |||||||||||||||||||
46 | Federal elections shaded in gold. All others are legislative elections. | ||||||||||||||||||
47 | |||||||||||||||||||
48 | Sources: Daily Kos Elections, Dave's Redistricting App, VEST | ||||||||||||||||||