| Makarau River | |
|---|---|
 Route of the Makarau River | |
  Mouth of the Makarau River .png)  Makarau River (New Zealand) | |
| Location | |
| Country | New Zealand |
| Region | Auckland Region |
| Physical characteristics | |
| Source | |
| • location | Confluence of the Tahekeroa River and Haruru Stream |
| • coordinates | 36°33′26″S 174°31′16″E / 36.55713°S 174.52118°E |
| Mouth | Kaipara Harbour |
• coordinates | 36°33′21″S 174°26′27″E / 36.5557°S 174.4409°E |
| Length | 13 km (8 mi) |
| Basin features | |
| Progression | Makarau River → Kaipara Harbour → Tasman Sea |
| Tributaries | |
| • left | Waitangi Stream, Wheraroa Creek |
| • right | Rauhori Stream, Kakanui Creek |
The Makarau River is a river of the Auckland Region of New Zealand's North Island. The river rises some 10 kilometres (6 mi) north of Kaukapakapa, flowing west before entering the south of the Kaipara Harbour. The river flows from the confluence of the Tahekeroa River and Haruru Stream.