| Hadera subdistrict | |
| Native Name: | נפת חדרה قضاء الخضيرة / قضاء حديرا |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: |  Israel |
| Subdivision Type1: | District |
| Subdivision Name1: | Haifa |
| Area Total Km2: | 572 |
| Population Total: | 420300 |
| Population As Of: | 2016 |
| Population Footnotes: | [1] |
| Demographics Type1: | Ethnicity |
| Demographics1 Title1: | Jews and others |
| Demographics1 Info1: | 55.1% |
| Demographics1 Title2: | Arabs |
| Demographics1 Info2: | 44.9% |
| Type: | Subdistrict |
The Hadera subdistrict is one of Israel's subdistricts in Haifa District.[2] The district is composed of mostly of the Southern half of Mandatory Haifa Subdistrict.