| Official Name: | Haldreka |
| Settlement Type: | Village |
| Pushpin Map: | Estonia |
| Subdivision Type: | Country |
| Subdivision Name: |  Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Hiiu County |
| Subdivision Type2: | Parish |
| Subdivision Name2: | Hiiumaa Parish |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Coordinates: | 58.7833°N 51°W |
Haldreka is a village in Hiiumaa Parish, Hiiu County in northwestern Estonia.[1]
The village was first mentioned in 1693 (Haldrico). Historically, the village was part of Emmaste Manor .[2]
From 1977 to 1997, Haldreka was part of the village of Kaderna.[2]