The 1927 Hamburg state election was held on 9 October 1927 to elect the 160 members of the Hamburg Parliament.[1]
| Party | Votes | % | Seats | +/– | |
|---|---|---|---|---|---|
| Social Democratic Party of Germany | 247,469 | 38.2 | 63 | +10 | |
| Communist Party of Germany | 110,239 | 17.0 | 27 | +3 | |
| German National People's Party | 98,817 | 15.2 | 25 | –3 | |
| German People's Party | 72,432 | 11.2 | 18 | –5 | |
| German Democratic Party | 65,295 | 10.1 | 16 | –5 | |
| Mittelstands-Partei | 27,163 | 4.2 | 6 | New | |
| Centre Party | 9,774 | 1.5 | 2 | 0 | |
| Nazi Party | 9,754 | 1.5 | 2 | New | |
| Reich Party for Civil Rights and Deflation | 7,762 | 1.2 | 1 | New | |
| Invalid/blank votes | 6,351 | – | – | – | |
| Total | 655,056 | 100 | 160 | 0 | |
| Registered voters/turnout | 871,707 | 75.2 | – | – | |
| Source: Elections in the Weimar Republic | |||||