Euskal Herria Bildu (GUE/NGL)
Voting Intentions
Last result: 0.0% (General Election of 9 June 2024)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| N/A | Poll Average | 1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.7–2.6% |
| 6–10 October 2025 | SocioMétrica El Español |
1.4% | 1.1–2.1% | 0.9–2.3% | 0.8–2.5% | 0.7–2.8% |
| 3–9 October 2025 | GESOP Prensa Ibérica |
0.0% | N/A | N/A | N/A | N/A |
| 1–7 October 2025 | CIS | 1.0% | 0.8–1.2% | 0.8–1.3% | 0.7–1.4% | 0.7–1.5% |
| 1–4 October 2025 | NC Report La Razón |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 17 September–1 October 2025 | Sigma Dos El Mundo |
1.1% | 0.9–1.4% | 0.8–1.5% | 0.7–1.6% | 0.7–1.8% |
| 25–30 September 2025 | Opina 360 Antena 3 |
1.5% | 1.1–2.1% | 1.0–2.2% | 0.9–2.4% | 0.8–2.7% |
| 26–28 September 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 15–19 September 2025 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 10–15 September 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 8–12 September 2025 | Celeste-Tel Onda Cero |
1.4% | 1.0–1.9% | 0.9–2.1% | 0.8–2.2% | 0.7–2.5% |
| 10–11 September 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 5–11 September 2025 | GAD3 ABC |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 3–9 September 2025 | Hamalgama Métrica Vozpópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 1–6 September 2025 | NC Report La Razón |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 1–6 September 2025 | CIS | 1.1% | 0.9–1.3% | 0.9–1.4% | 0.8–1.5% | 0.7–1.6% |
| 2–5 September 2025 | Demoscopia y Servicios esRadio |
1.5% | 1.2–1.8% | 1.2–1.9% | 1.1–2.0% | 1.0–2.2% |
| 29 August–1 September 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 26–29 August 2025 | SocioMétrica El Español |
1.5% | 1.2–2.1% | 1.1–2.3% | 1.0–2.5% | 0.8–2.8% |
| 20–28 August 2025 | Sigma Dos El Mundo |
1.2% | 0.9–1.6% | 0.8–1.7% | 0.8–1.8% | 0.7–2.0% |
| 21–30 July 2025 | Sigma Dos El Mundo |
1.2% | 0.9–1.5% | 0.9–1.6% | 0.8–1.7% | 0.7–1.9% |
| 21–24 July 2025 | SocioMétrica El Español |
1.4% | 1.0–1.9% | 0.9–2.1% | 0.8–2.2% | 0.7–2.5% |
| 14–18 July 2025 | Hamalgama Métrica Vozpópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 11–14 July 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 10–14 July 2025 | Celeste-Tel Onda Cero |
1.4% | 1.0–1.9% | 0.9–2.1% | 0.8–2.2% | 0.7–2.5% |
| 9–10 July 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 1–7 July 2025 | CIS | 0.9% | 0.7–1.1% | 0.7–1.2% | 0.6–1.2% | 0.6–1.4% |
| 30 June–4 July 2025 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 27–30 June 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 20–27 June 2025 | Sigma Dos El Mundo |
1.2% | 0.9–1.6% | 0.9–1.7% | 0.8–1.8% | 0.7–2.0% |
| 18–21 June 2025 | SocioMétrica El Español |
1.5% | 1.1–2.1% | 1.0–2.2% | 0.9–2.4% | 0.8–2.7% |
| 19–21 June 2025 | NC Report La Razón |
1.4% | 1.0–2.0% | 0.9–2.2% | 0.8–2.3% | 0.7–2.7% |
| 18–20 June 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 16–20 June 2025 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 17 June 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 9–13 June 2025 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 10–12 June 2025 | GESOP Prensa Ibérica |
0.0% | N/A | N/A | N/A | N/A |
| 2–7 June 2025 | CIS | 1.2% | 1.0–1.4% | 0.9–1.5% | 0.9–1.6% | 0.8–1.7% |
| 27–29 May 2025 | GAD3 ABC |
1.4% | 1.0–2.0% | 0.9–2.1% | 0.8–2.3% | 0.7–2.6% |
| 21 April–28 May 2025 | Sigma Dos El Mundo |
1.3% | 1.1–1.5% | 1.1–1.6% | 1.1–1.6% | 1.0–1.7% |
| 23–26 May 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 23–25 May 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 21–23 May 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 20–23 May 2025 | Hamalgama Métrica Vozpópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 19–22 May 2025 | SocioMétrica El Español |
1.4% | 1.1–1.8% | 1.0–1.9% | 0.9–2.0% | 0.8–2.3% |
| 15–21 May 2025 | Ipsos La Vanguardia |
1.3% | 1.0–1.7% | 0.9–1.8% | 0.9–1.9% | 0.8–2.1% |
| 14–19 May 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 5–8 May 2025 | CIS | 0.8% | 0.6–1.0% | 0.6–1.1% | 0.6–1.1% | 0.5–1.2% |
| 28 April–6 May 2025 | Celeste-Tel Onda Cero |
1.3% | 0.9–1.8% | 0.8–2.0% | 0.8–2.1% | 0.6–2.4% |
| 24–27 April 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 23–25 April 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 21–25 April 2025 | SocioMétrica El Español |
1.4% | 1.0–2.0% | 0.9–2.2% | 0.8–2.3% | 0.7–2.7% |
| 14–17 April 2025 | NC Report La Razón |
1.4% | 1.0–2.0% | 0.9–2.2% | 0.8–2.3% | 0.7–2.7% |
| 4–15 April 2025 | Sigma Dos El Mundo |
1.1% | 0.8–1.5% | 0.8–1.6% | 0.7–1.7% | 0.6–1.9% |
| 9–15 April 2025 | Hamalgama Métrica Vozpópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 1–8 April 2025 | CIS | 1.0% | 0.8–1.2% | 0.8–1.3% | 0.7–1.4% | 0.7–1.5% |
| 28–31 March 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 27–28 March 2025 | Data10 OKDiario |
1.4% | 1.1–1.9% | 1.0–2.0% | 0.9–2.1% | 0.8–2.4% |
| 19–21 March 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 19–21 March 2025 | SocioMétrica El Español |
1.3% | 1.0–1.7% | 0.9–1.8% | 0.9–1.9% | 0.8–2.1% |
| 14–21 March 2025 | Celeste-Tel Onda Cero |
1.3% | 0.9–1.8% | 0.8–2.0% | 0.8–2.1% | 0.6–2.4% |
| 12–16 March 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 24 February–7 March 2025 | Sigma Dos El Mundo |
0.8% | 0.6–1.1% | 0.6–1.2% | 0.5–1.2% | 0.5–1.4% |
| 3–7 March 2025 | NC Report La Razón |
1.4% | 1.1–1.9% | 1.0–2.0% | 0.9–2.1% | 0.8–2.4% |
| 28 February–7 March 2025 | CIS | 1.1% | 0.9–1.3% | 0.9–1.4% | 0.8–1.5% | 0.7–1.6% |
| 3–6 March 2025 | GESOP Prensa Ibérica |
0.0% | N/A | N/A | N/A | N/A |
| 24–28 February 2025 | Hamalgama Métrica VozPópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 21–24 February 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 19–21 February 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 12–17 February 2025 | Celeste-Tel Onda Cero |
1.2% | 0.9–1.7% | 0.8–1.9% | 0.7–2.0% | 0.6–2.3% |
| 12–14 February 2025 | SocioMétrica El Español |
1.4% | 1.1–1.8% | 1.0–1.9% | 0.9–2.0% | 0.8–2.3% |
| 4–7 February 2025 | NC Report La Razón |
1.5% | 1.1–2.1% | 1.0–2.3% | 0.9–2.5% | 0.7–2.8% |
| 31 January–6 February 2025 | CIS | 1.3% | 1.1–1.6% | 1.1–1.6% | 1.0–1.7% | 0.9–1.9% |
| 24–31 January 2025 | Sigma Dos El Mundo |
0.9% | 0.7–1.2% | 0.6–1.3% | 0.6–1.4% | 0.5–1.6% |
| 28–31 January 2025 | Hamalgama Métrica VozPópuli |
1.3% | 0.9–1.9% | 0.8–2.1% | 0.8–2.2% | 0.6–2.5% |
| 24–27 January 2025 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 22–24 January 2025 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 16–23 January 2025 | GAD3 ABC |
1.4% | 1.0–2.0% | 0.9–2.1% | 0.8–2.3% | 0.7–2.6% |
| 16–20 January 2025 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 7–11 January 2025 | Celeste-Tel Onda Cero |
1.3% | 0.9–1.8% | 0.8–2.0% | 0.8–2.1% | 0.6–2.4% |
| 31 December 2024–3 January 2025 | Hamalgama Métrica VozPópuli |
0.0% | N/A | N/A | N/A | N/A |
| 26–30 December 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 26–30 December 2024 | SocioMétrica El Español |
1.4% | 1.1–1.7% | 1.1–1.8% | 1.0–1.9% | 0.9–2.1% |
| 20–27 December 2024 | NC Report La Razón |
1.5% | 1.1–2.1% | 1.0–2.3% | 0.9–2.5% | 0.7–2.8% |
| 13–26 December 2024 | Sigma Dos El Mundo |
1.1% | 0.9–1.4% | 0.8–1.5% | 0.7–1.6% | 0.6–1.8% |
| 20–26 December 2024 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 10–12 December 2024 | Hamalgama Métrica VozPópuli |
4.4% | 3.7–5.3% | 3.5–5.6% | 3.3–5.9% | 3.0–6.4% |
| 5–11 December 2024 | Sondaxe La Voz de Galicia |
1.5% | 1.1–2.1% | 1.0–2.3% | 1.0–2.4% | 0.8–2.8% |
| 25 November–4 December 2024 | Sigma Dos El Mundo |
1.3% | 1.0–1.7% | 0.9–1.8% | 0.9–1.9% | 0.8–2.1% |
| 2–4 December 2024 | GESOP Prensa Ibérica |
0.0% | N/A | N/A | N/A | N/A |
| 25–29 November 2024 | NC Report La Razón |
1.5% | 1.1–2.1% | 1.0–2.3% | 0.9–2.5% | 0.7–2.8% |
| 25–27 November 2024 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 22–24 November 2024 | SocioMétrica El Español |
1.3% | 1.0–1.8% | 0.9–2.0% | 0.8–2.1% | 0.7–2.4% |
| 20–22 November 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 18–22 November 2024 | Ipsos La Vanguardia |
1.4% | 1.0–1.9% | 0.9–2.1% | 0.8–2.2% | 0.7–2.5% |
| 7–15 November 2024 | Celeste-Tel Onda Cero |
1.5% | 1.2–2.1% | 1.1–2.3% | 1.0–2.5% | 0.8–2.8% |
| 11–14 November 2024 | GAD3 Mediaset |
0.0% | N/A | N/A | N/A | N/A |
| 8–11 November 2024 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 5–8 November 2024 | Hamalgama Métrica VozPópuli |
1.4% | 1.0–2.0% | 0.9–2.2% | 0.8–2.3% | 0.7–2.7% |
| 24–31 October 2024 | Sigma Dos El Mundo |
1.4% | 1.1–1.8% | 1.0–1.9% | 0.9–2.0% | 0.8–2.3% |
| 21–24 October 2024 | GAD3 ABC |
1.4% | 1.0–2.0% | 0.9–2.1% | 0.8–2.3% | 0.7–2.6% |
| 16–18 October 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 16–18 October 2024 | SocioMétrica El Español |
1.4% | 1.1–1.8% | 1.0–1.9% | 1.0–2.0% | 0.9–2.2% |
| 16–18 October 2024 | DYM Henneo |
0.0% | N/A | N/A | N/A | N/A |
| 8–11 October 2024 | Hamalgama Métrica VozPópuli |
1.5% | 1.1–2.1% | 1.0–2.3% | 0.9–2.5% | 0.7–2.8% |
| 4–9 October 2024 | Celeste-Tel Onda Cero |
1.5% | N/A | N/A | N/A | N/A |
| 20–27 September 2024 | Sigma Dos El Mundo |
1.3% | 1.0–1.7% | 0.9–1.8% | 0.9–1.9% | 0.8–2.1% |
| 25–27 September 2024 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 23–26 September 2024 | GESOP Prensa Ibérica |
0.0% | N/A | N/A | N/A | N/A |
| 16–20 September 2024 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 18–19 September 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 1–13 September 2024 | Simple Lógica elDiario.es |
0.0% | N/A | N/A | N/A | N/A |
| 3–6 September 2024 | Hamalgama Métrica VozPópuli |
1.5% | 1.1–2.1% | 1.0–2.3% | 0.9–2.5% | 0.7–2.8% |
| 2–6 September 2024 | Celeste-Tel Onda Cero |
1.5% | 1.2–2.1% | 1.1–2.3% | 1.0–2.5% | 0.8–2.8% |
| 2–6 September 2024 | CIS | 1.1% | 0.9–1.3% | 0.9–1.4% | 0.8–1.5% | 0.7–1.6% |
| 26–31 August 2024 | SocioMétrica El Español |
1.4% | 1.1–1.8% | 1.0–1.9% | 1.0–2.0% | 0.9–2.1% |
| 22–29 August 2024 | Sigma Dos El Mundo |
1.4% | 1.1–1.8% | 1.0–1.9% | 1.0–2.0% | 0.9–2.1% |
| 20–23 August 2024 | NC Report La Razón |
1.5% | 1.1–2.3% | 0.9–2.6% | 0.8–2.8% | 0.7–3.2% |
| 19–23 August 2024 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 1–9 August 2024 | Simple Lógica elDiario.es |
0.0% | N/A | N/A | N/A | N/A |
| 5–8 August 2024 | Sigma Dos El Mundo |
1.4% | 1.1–1.8% | 1.0–1.9% | 1.0–2.0% | 0.8–2.2% |
| 22 July 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 18–20 July 2024 | SocioMétrica El Español |
1.5% | 1.1–2.1% | 1.0–2.2% | 0.9–2.4% | 0.8–2.7% |
| 12–18 July 2024 | Sigma Dos El Mundo |
1.4% | 1.1–1.8% | 1.1–1.8% | 1.0–1.9% | 0.9–2.1% |
| 1–10 July 2024 | Simple Lógica elDiario.es |
0.0% | N/A | N/A | N/A | N/A |
| 1–4 July 2024 | Hamalgama Métrica VozPópuli |
1.4% | 1.0–2.0% | 0.9–2.2% | 0.8–2.3% | 0.7–2.7% |
| 1–4 July 2024 | CIS | 1.2% | 1.0–1.5% | 0.9–1.5% | 0.9–1.6% | 0.8–1.7% |
| 21–28 June 2024 | Sigma Dos El Mundo |
1.4% | 1.1–1.8% | 1.1–2.0% | 1.0–2.1% | 0.9–2.3% |
| 25–27 June 2024 | Target Point El Debate |
0.0% | N/A | N/A | N/A | N/A |
| 21–24 June 2024 | 40dB Prisa |
0.0% | N/A | N/A | N/A | N/A |
| 11–15 June 2024 | NC Report La Razón |
1.7% | 1.2–2.5% | 1.1–2.8% | 0.9–3.0% | 0.7–3.5% |
| 10–14 June 2024 | Invymark laSexta |
0.0% | N/A | N/A | N/A | N/A |
| 1–11 June 2024 | Simple Lógica elDiario.es |
0.0% | N/A | N/A | N/A | N/A |
Probability Mass Function
The following table shows the probability mass function per percentage block of voting intentions for the poll average for Euskal Herria Bildu (GUE/NGL).
| Voting Intentions | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0.0–0.5% | 0.1% | 100% | Last Result |
| 0.5–1.5% | 72% | 99.9% | Median |
| 1.5–2.5% | 28% | 28% | |
| 2.5–3.5% | 0.6% | 0.6% | |
| 3.5–4.5% | 0% | 0% |
Seats
Last result: 0 seats (General Election of 9 June 2024)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| N/A | Poll Average | 0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 6–10 October 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 3–9 October 2025 | GESOP Prensa Ibérica |
|||||
| 1–7 October 2025 | CIS | 0 | 0 | 0 | 0 | 0–1 |
| 1–4 October 2025 | NC Report La Razón |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 17 September–1 October 2025 | Sigma Dos El Mundo |
0 | 0 | 0–1 | 0–1 | 0–1 |
| 25–30 September 2025 | Opina 360 Antena 3 |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 26–28 September 2025 | 40dB Prisa |
|||||
| 15–19 September 2025 | Invymark laSexta |
|||||
| 10–15 September 2025 | DYM Henneo |
|||||
| 8–12 September 2025 | Celeste-Tel Onda Cero |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 10–11 September 2025 | Target Point El Debate |
|||||
| 5–11 September 2025 | GAD3 ABC |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 3–9 September 2025 | Hamalgama Métrica Vozpópuli |
0 | 0–1 | 0–1 | 0–1 | 0–2 |
| 1–6 September 2025 | NC Report La Razón |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 1–6 September 2025 | CIS | 0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 2–5 September 2025 | Demoscopia y Servicios esRadio |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 29 August–1 September 2025 | 40dB Prisa |
|||||
| 26–29 August 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 20–28 August 2025 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 21–30 July 2025 | Sigma Dos El Mundo |
0 | 0 | 0–1 | 0–1 | 0–1 |
| 21–24 July 2025 | SocioMétrica El Español |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 14–18 July 2025 | Hamalgama Métrica Vozpópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 11–14 July 2025 | DYM Henneo |
|||||
| 10–14 July 2025 | Celeste-Tel Onda Cero |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 9–10 July 2025 | Target Point El Debate |
|||||
| 1–7 July 2025 | CIS | 0 | 0 | 0 | 0 | 0 |
| 30 June–4 July 2025 | Invymark laSexta |
|||||
| 27–30 June 2025 | 40dB Prisa |
|||||
| 20–27 June 2025 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 18–21 June 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 19–21 June 2025 | NC Report La Razón |
0 | 0–1 | 0–1 | 0–1 | 0–2 |
| 18–20 June 2025 | Target Point El Debate |
|||||
| 16–20 June 2025 | Invymark laSexta |
|||||
| 17 June 2025 | DYM Henneo |
|||||
| 9–13 June 2025 | Invymark laSexta |
|||||
| 10–12 June 2025 | GESOP Prensa Ibérica |
|||||
| 2–7 June 2025 | CIS | 0 | 0 | 0 | 0–1 | 0–1 |
| 27–29 May 2025 | GAD3 ABC |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 21 April–28 May 2025 | Sigma Dos El Mundo |
0 | 0 | 0 | 0 | 0–1 |
| 23–26 May 2025 | 40dB Prisa |
|||||
| 23–25 May 2025 | 40dB Prisa |
|||||
| 21–23 May 2025 | Target Point El Debate |
|||||
| 20–23 May 2025 | Hamalgama Métrica Vozpópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 19–22 May 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 15–21 May 2025 | Ipsos La Vanguardia |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 14–19 May 2025 | DYM Henneo |
|||||
| 5–8 May 2025 | CIS | 0 | 0 | 0 | 0 | 0 |
| 28 April–6 May 2025 | Celeste-Tel Onda Cero |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 24–27 April 2025 | 40dB Prisa |
|||||
| 23–25 April 2025 | Target Point El Debate |
|||||
| 21–25 April 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 14–17 April 2025 | NC Report La Razón |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 4–15 April 2025 | Sigma Dos El Mundo |
0 | 0 | 0 | 0 | 0–1 |
| 9–15 April 2025 | Hamalgama Métrica Vozpópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 1–8 April 2025 | CIS | 0 | 0 | 0 | 0 | 0 |
| 28–31 March 2025 | 40dB Prisa |
|||||
| 27–28 March 2025 | Data10 OKDiario |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 19–21 March 2025 | Target Point El Debate |
|||||
| 19–21 March 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 14–21 March 2025 | Celeste-Tel Onda Cero |
0 | 0 | 0–1 | 0–1 | 0–1 |
| 12–16 March 2025 | DYM Henneo |
|||||
| 24 February–7 March 2025 | Sigma Dos El Mundo |
0 | 0 | 0 | 0 | 0 |
| 3–7 March 2025 | NC Report La Razón |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 28 February–7 March 2025 | CIS | 0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 3–6 March 2025 | GESOP Prensa Ibérica |
|||||
| 24–28 February 2025 | Hamalgama Métrica VozPópuli |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 21–24 February 2025 | 40dB Prisa |
|||||
| 19–21 February 2025 | Target Point El Debate |
|||||
| 12–17 February 2025 | Celeste-Tel Onda Cero |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 12–14 February 2025 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 4–7 February 2025 | NC Report La Razón |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 31 January–6 February 2025 | CIS | 1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 24–31 January 2025 | Sigma Dos El Mundo |
0 | 0 | 0 | 0 | 0–1 |
| 28–31 January 2025 | Hamalgama Métrica VozPópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 24–27 January 2025 | 40dB Prisa |
|||||
| 22–24 January 2025 | Target Point El Debate |
|||||
| 16–23 January 2025 | GAD3 ABC |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 16–20 January 2025 | DYM Henneo |
|||||
| 7–11 January 2025 | Celeste-Tel Onda Cero |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 31 December 2024–3 January 2025 | Hamalgama Métrica VozPópuli |
|||||
| 26–30 December 2024 | Target Point El Debate |
|||||
| 26–30 December 2024 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 20–27 December 2024 | NC Report La Razón |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 13–26 December 2024 | Sigma Dos El Mundo |
0 | 0 | 0–1 | 0–1 | 0–1 |
| 20–26 December 2024 | 40dB Prisa |
|||||
| 10–12 December 2024 | Hamalgama Métrica VozPópuli |
3 | 2–3 | 2–4 | 2–4 | 1–4 |
| 5–11 December 2024 | Sondaxe La Voz de Galicia |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 25 November–4 December 2024 | Sigma Dos El Mundo |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 2–4 December 2024 | GESOP Prensa Ibérica |
|||||
| 25–29 November 2024 | NC Report La Razón |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 25–27 November 2024 | 40dB Prisa |
|||||
| 22–24 November 2024 | SocioMétrica El Español |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 20–22 November 2024 | Target Point El Debate |
|||||
| 18–22 November 2024 | Ipsos La Vanguardia |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 7–15 November 2024 | Celeste-Tel Onda Cero |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 11–14 November 2024 | GAD3 Mediaset |
|||||
| 8–11 November 2024 | DYM Henneo |
|||||
| 5–8 November 2024 | Hamalgama Métrica VozPópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 24–31 October 2024 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 21–24 October 2024 | GAD3 ABC |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 16–18 October 2024 | Target Point El Debate |
|||||
| 16–18 October 2024 | SocioMétrica El Español |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 16–18 October 2024 | DYM Henneo |
|||||
| 8–11 October 2024 | Hamalgama Métrica VozPópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 4–9 October 2024 | Celeste-Tel Onda Cero |
|||||
| 20–27 September 2024 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 25–27 September 2024 | 40dB Prisa |
|||||
| 23–26 September 2024 | GESOP Prensa Ibérica |
|||||
| 16–20 September 2024 | Invymark laSexta |
|||||
| 18–19 September 2024 | Target Point El Debate |
|||||
| 1–13 September 2024 | Simple Lógica elDiario.es |
|||||
| 3–6 September 2024 | Hamalgama Métrica VozPópuli |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 2–6 September 2024 | Celeste-Tel Onda Cero |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 2–6 September 2024 | CIS | 0 | 0 | 0 | 0–1 | 0–1 |
| 26–31 August 2024 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 22–29 August 2024 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 20–23 August 2024 | NC Report La Razón |
1 | 0–1 | 0–1 | 0–1 | 0–2 |
| 19–23 August 2024 | 40dB Prisa |
|||||
| 1–9 August 2024 | Simple Lógica elDiario.es |
|||||
| 5–8 August 2024 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 22 July 2024 | Target Point El Debate |
|||||
| 18–20 July 2024 | SocioMétrica El Español |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 12–18 July 2024 | Sigma Dos El Mundo |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 1–10 July 2024 | Simple Lógica elDiario.es |
|||||
| 1–4 July 2024 | Hamalgama Métrica VozPópuli |
1 | 0–1 | 0–1 | 0–1 | 0–1 |
| 1–4 July 2024 | CIS | 0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 21–28 June 2024 | Sigma Dos El Mundo |
0 | 0–1 | 0–1 | 0–1 | 0–1 |
| 25–27 June 2024 | Target Point El Debate |
|||||
| 21–24 June 2024 | 40dB Prisa |
|||||
| 11–15 June 2024 | NC Report La Razón |
0 | 0–1 | 0–2 | 0–2 | 0–2 |
| 10–14 June 2024 | Invymark laSexta |
|||||
| 1–11 June 2024 | Simple Lógica elDiario.es |
Probability Mass Function

The following table shows the probability mass function per seat for the poll average for Euskal Herria Bildu (GUE/NGL).
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 58% | 100% | Last Result, Median |
| 1 | 41% | 42% | |
| 2 | 0.1% | 0.1% | |
| 3 | 0% | 0% |