Single poll

INSA poll of 29 August 2025 for the federal election

Commissioned by
BILD am Sonntag
Fieldwork period
25 to 29 Aug 2025
Respondents
1,202
Method
Telefon & Online
  • CDU/CSU26.0%+1.0
  • AfD25.0%±0
  • SPD15.0%±0
  • Grüne11.0%+0.5
  • Linke11.0%±0
  • BSW4.0%-0.5
  • FDP3.0%-0.5
  • Others5.0%-0.5

Dashed line: electoral threshold of 5%. Change compared with the previous INSA poll of 25 Aug 2025.

In this poll INSA has CDU/CSU ahead on 26.0%, followed by AfD on 25.0%. 1,202 people were surveyed from 25 to 29 Aug 2025, method Telefon & Online, commissioned by BILD am Sonntag.

Compared with the previous INSA poll of 25 Aug 2025, CDU/CSU gains 1.0 points.

All parties are within 1.5 points of the average of the other pollsters.

Context

Deviation from the average of the other pollsters

Rolling 45-day average of the other pollsters on 29 Aug 2025. Positive: this poll is above it.

  • SPD +0.7average 14.3
  • Grüne -0.7average 11.7
  • AfD +0.6average 24.4
  • Linke +0.6average 10.4
  • CDU/CSU -0.4average 26.4
  • FDP -0.4average 3.4
  • BSW +0.3average 3.7
Seat projection

Seat projection from this poll

630 seats by Sainte-Laguë, five per cent threshold, waived for parties winning at least three constituencies.

CDU/CSU: 186 seatsAfD: 179 seatsSPD: 107 seatsGrüne: 79 seatsLinke: 79 seatsMajority from 316630of 630 seats
  • CDU/CSU186
  • AfD179
  • SPD107
  • Grüne79
  • Linke79
  • CDU/CSU + AfD365 of 630
  • CDU/CSU + SPD + Grüne372 of 630
  • CDU/CSU + SPD + Linke372 of 630
  • AfD + SPD + Grüne365 of 630
  • AfD + SPD + Linke365 of 630
  • CDU/CSU + Grüne + Linke344 of 630
  • AfD + Grüne + Linke337 of 630
More

More polls

Data from dawum.de (ODbL), analysis by wahlergebnisse.io. Individual polls carry a margin of error of roughly two to three points for the larger parties.

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