Siegen-Wittgenstein — Bundestag Constituency Results
Siegen-Wittgenstein was won by SPD at the 2021 Bundestag election, with 31.3% of the direct-mandate (Erststimme) vote, a margin of 5.1 points over CDU/CSU. This page covers every Bundestag election in Siegen-Wittgenstein from 1949 to 2021.
This page shows the winning party's share of the direct-mandate (Erststimme) vote, not the individual candidate's name -- the bulk source data used here reports results by party, not by candidate. See the sourcing note below.
Results by Election
| Election | Winning Party | Vote Share | Runner-up | Margin |
|---|---|---|---|---|
| 1949 | CDU/CSU | 38.3% | SPD (29.4%) | 8.9 pts |
| 1953 | CDU/CSU | 45.0% | SPD (23.9%) | 21.1 pts |
| 1957 | CDU/CSU | 50.6% | SPD (29.4%) | 21.2 pts |
| 1961 | SPD | 40.9% | CDU/CSU (38.1%) | 2.8 pts |
| 1965 | CDU/CSU | 45.2% | SPD (41.4%) | 3.8 pts |
| 1969 | SPD | 47.5% | CDU/CSU (41.1%) | 6.3 pts |
| 1972 | SPD | 48.7% | CDU/CSU (39.5%) | 9.2 pts |
| 1976 | SPD | 45.7% | CDU/CSU (43.7%) | 2.0 pts |
| 1980 | SPD | 44.1% | CDU/CSU (43.2%) | 0.9 pts |
| 1983 | CDU/CSU | 48.9% | SPD (39.5%) | 9.4 pts |
| 1987 | CDU/CSU | 43.4% | SPD (41.3%) | 2.1 pts |
| 1990 | CDU/CSU | 44.2% | SPD (38.4%) | 5.8 pts |
| 1994 | SPD | 41.9% | CDU/CSU (40.9%) | 1.0 pts |
| 1998 | SPD | 44.7% | CDU/CSU (37.8%) | 6.8 pts |
| 2002 | SPD | 41.8% | CDU/CSU (38.1%) | 3.7 pts |
| 2005 | SPD | 39.0% | CDU/CSU (36.6%) | 2.4 pts |
| 2009 | CDU/CSU | 34.8% | SPD (28.9%) | 5.9 pts |
| 2013 | CDU/CSU | 41.5% | SPD (32.0%) | 9.5 pts |
| 2017 | CDU/CSU | 34.0% | SPD (26.4%) | 7.5 pts |
| 2021 | SPD | 31.3% | CDU/CSU (26.2%) | 5.1 pts |
Winning Margin Over Time
Frequently Asked Questions
Which party won Siegen-Wittgenstein in the 2021 Bundestag election?
SPD won the direct mandate in Siegen-Wittgenstein in 2021 with 31.3% of the Erststimme vote, a margin of 5.1 points over CDU/CSU.
Which parties have won the direct mandate in Siegen-Wittgenstein since 1949?
Since 1949, the Siegen-Wittgenstein direct mandate has been won by: CDU/CSU, SPD.
What was the closest result on record in Siegen-Wittgenstein?
The closest result on record for Siegen-Wittgenstein was 1980, when SPD beat CDU/CSU by just 0.9 percentage points.