Pollster and election

INSA on the Schleswig-Holstein state election

13 polls since 29 April 2017, the latest from 14 July 2026 for BILD. Against the current average of all pollsters, INSA has CDU -3.0 and AfD +1.5.

  • CDU27.0%-12.0
  • AfD18.0%+4.0
  • Grüne17.0%+4.0
  • SPD15.0%-1.0
  • Linke7.0%
  • FDP6.0%+2.0
  • SSW6.0%±0
  • Others4.0%+1.0

Dashed line: electoral threshold of 5%. Change compared with the INSA poll of 22 Jan 2025.

This poll in detail

Trend

All INSA figures for the Schleswig-Holstein state election

010203040202420252026CDUAfDGrüneSPDLinkeFDPSSW
Dots are individual polls, lines the rolling average over 180 days. Period 25 Apr 2023 to 14 Jul 2026. Tap the tiles to hide parties.
Accuracy

INSA before the last elections

Deviation of the final poll before the election from the official result, mean absolute deviation per party.

  • Election 8 May 2022 (poll 3 May 2022)2.8 ptsbiggest miss CDU -7.4
  • Election 7 May 2017 (poll 29 Apr 2017)1.1 ptsbiggest miss SPD +1.8
Archive

All 13 polls

INSA polls for the Schleswig-Holstein state election
PollsterPublishedCDUAfDGrüneSPDLinkeFDPSSWOthers
INSA14 Jul 2026271817157664
INSA22 Jan 202539141316463
INSA15 Nov 202340121615665
INSA25 Apr 202339717162874
INSA3 May 202236616203955
INSA29 Mar 2022286162731143
INSA2 Feb 2022257152841233
INSA24 Nov 2021217182841433
INSA19 May 2021256272131132
INSA25 Nov 202033624203833
INSA28 Jan 202028726203934
INSA8 Feb 201930722205933
INSA29 Apr 2017335122951042

Other elections covered by this pollster

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