БСП за България
Voting Intentions
Last result: 13.2% (General Election of 11 July 2021)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|
| N/A | Poll Average | 16.4% | 14.0–19.5% | 13.4–20.4% | 12.9–21.3% | 11.9–22.7% | 
| 10–17 October 2021 | Gallup  BNR  | 
      15.2% | 13.4–17.3% | 12.8–17.9% | 12.4–18.4% | 11.6–19.5% | 
| 5–12 October 2021 | Sova Harris  Dir.bg  | 
      19.4% | 17.3–21.6% | 16.8–22.3% | 16.3–22.8% | 15.4–24.0% | 
| 6–12 October 2021 | Exacta | 14.9% | 13.1–17.2% | 12.5–17.8% | 12.1–18.3% | 11.2–19.4% | 
| 6–10 October 2021 | Център за анализи и маркетинг | 16.6% | 15.0–18.4% | 14.6–18.9% | 14.2–19.4% | 13.5–20.2% | 
| 4–10 October 2021 | Алфа рисърч | 16.8% | 14.9–19.1% | 14.3–19.7% | 13.9–20.2% | 13.0–21.3% | 
| 21–26 September 2021 | Gallup | 13.4% | 12.1–14.9% | 11.8–15.3% | 11.5–15.7% | 10.9–16.4% | 
| 14–20 September 2021 | Маркет ЛИНКС  bTV  | 
      16.0% | 14.2–18.0% | 13.7–18.6% | 13.3–19.1% | 12.5–20.1% | 
| 8–15 September 2021 | Тренд | 16.6% | 14.7–18.8% | 14.1–19.4% | 13.7–20.0% | 12.8–21.1% | 
| 8–15 September 2021 | Алфа рисърч | 18.1% | 16.0–20.4% | 15.5–21.0% | 15.0–21.6% | 14.1–22.7% | 
| 2–10 September 2021 | Gallup | 16.0% | 14.0–18.4% | 13.5–19.0% | 13.0–19.6% | 12.1–20.8% | 
| 13–22 August 2021 | Маркет ЛИНКС  bTV  | 
      17.1% | 15.2–19.3% | 14.7–20.0% | 14.2–20.5% | 13.3–21.6% | 
| 23–30 July 2021 | Тренд  24 часа  | 
      14.5% | 13.2–16.0% | 12.8–16.5% | 12.5–16.8% | 11.8–17.6% | 
| 21–28 July 2021 | Маркет ЛИНКС  bTV  | 
      16.1% | 14.2–18.4% | 13.7–19.0% | 13.2–19.6% | 12.3–20.7% | 
Probability Mass Function
The following table shows the probability mass function per percentage block of voting intentions for the poll average for БСП за България.
| Voting Intentions | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 9.5–10.5% | 0% | 100% | |
| 10.5–11.5% | 0.2% | 100% | |
| 11.5–12.5% | 1.2% | 99.8% | |
| 12.5–13.5% | 4% | 98.5% | Last Result | 
| 13.5–14.5% | 10% | 94% | |
| 14.5–15.5% | 16% | 84% | |
| 15.5–16.5% | 20% | 67% | Median | 
| 16.5–17.5% | 18% | 47% | |
| 17.5–18.5% | 12% | 30% | |
| 18.5–19.5% | 8% | 17% | |
| 19.5–20.5% | 5% | 9% | |
| 20.5–21.5% | 3% | 5% | |
| 21.5–22.5% | 1.3% | 2% | |
| 22.5–23.5% | 0.4% | 0.6% | |
| 23.5–24.5% | 0.1% | 0.2% | |
| 24.5–25.5% | 0% | 0% | 
Seats
Last result: 36 seats (General Election of 11 July 2021)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|
| N/A | Poll Average | 43 | 37–50 | 36–53 | 34–55 | 32–57 | 
| 10–17 October 2021 | Gallup  BNR  | 
      41 | 36–47 | 35–49 | 34–50 | 32–53 | 
| 5–12 October 2021 | Sova Harris  Dir.bg  | 
      48 | 43–55 | 42–56 | 41–57 | 39–60 | 
| 6–12 October 2021 | Exacta | 40 | 35–46 | 34–48 | 33–49 | 30–52 | 
| 6–10 October 2021 | Център за анализи и маркетинг | 44 | 39–49 | 39–49 | 37–50 | 35–53 | 
| 4–10 October 2021 | Алфа рисърч | 46 | 40–51 | 39–54 | 37–55 | 35–57 | 
| 21–26 September 2021 | Gallup | 36 | 32–41 | 31–42 | 31–42 | 29–44 | 
| 14–20 September 2021 | Маркет ЛИНКС  bTV  | 
      41 | 36–46 | 34–47 | 33–49 | 31–51 | 
| 8–15 September 2021 | Тренд | 46 | 40–52 | 38–53 | 37–55 | 34–58 | 
| 8–15 September 2021 | Алфа рисърч | 48 | 42–54 | 40–56 | 39–57 | 37–60 | 
| 2–10 September 2021 | Gallup | 44 | 38–50 | 37–53 | 35–54 | 33–57 | 
| 13–22 August 2021 | Маркет ЛИНКС  bTV  | 
      43 | 37–48 | 36–49 | 35–51 | 33–54 | 
| 23–30 July 2021 | Тренд  24 часа  | 
      40 | 36–45 | 35–46 | 34–47 | 33–49 | 
| 21–28 July 2021 | Маркет ЛИНКС  bTV  | 
      41 | 36–46 | 34–48 | 33–49 | 31–53 | 
Probability Mass Function

The following table shows the probability mass function per seat for the poll average for БСП за България.
| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 29 | 0.1% | 100% | |
| 30 | 0.1% | 99.9% | |
| 31 | 0.2% | 99.8% | |
| 32 | 0.3% | 99.6% | |
| 33 | 0.9% | 99.3% | |
| 34 | 1.4% | 98% | |
| 35 | 2% | 97% | |
| 36 | 3% | 95% | Last Result | 
| 37 | 4% | 92% | |
| 38 | 5% | 88% | |
| 39 | 5% | 83% | |
| 40 | 8% | 79% | |
| 41 | 7% | 71% | |
| 42 | 7% | 64% | |
| 43 | 8% | 58% | Median | 
| 44 | 7% | 49% | |
| 45 | 6% | 43% | |
| 46 | 10% | 37% | |
| 47 | 6% | 27% | |
| 48 | 7% | 22% | |
| 49 | 4% | 15% | |
| 50 | 3% | 11% | |
| 51 | 2% | 8% | |
| 52 | 1.2% | 6% | |
| 53 | 0.9% | 5% | |
| 54 | 1.4% | 4% | |
| 55 | 1.3% | 3% | |
| 56 | 0.9% | 1.5% | |
| 57 | 0.2% | 0.6% | |
| 58 | 0.1% | 0.4% | |
| 59 | 0.1% | 0.3% | |
| 60 | 0.1% | 0.2% | |
| 61 | 0.1% | 0.1% | |
| 62 | 0% | 0% |