| Gahai Township | |
| Area Total Km2: | 1458 |
| Unit Pref: | Metric |
| Timezone1: | China Standard |
| Area Code: | 941 |
| Area Code Type: | Local dialing code |
| Postal Code Type: | Postal code |
| Utc Offset1: | +8 |
| Population Density Km2: | auto |
| Population As Of: | 2010 |
| Population Total: | 5257 |
| Native Name: | 尕海镇 |
| Pushpin Label Position: | bottom |
| Subdivision Type3: | County |
| Settlement Type: | Township |
| Native Name Lang: | zh-cn |
| Pushpin Label: | Gahai Township |
| Pushpin Map: | China Gansu |
| Subdivision Type4: | Village-level divisions |
| Subdivision Name3: | Luqu County |
| Subdivision Name2: | Gannan Tibetan Autonomous Prefecture |
| Pushpin Map Caption: | Location in Gansu |
| Subdivision Type2: | Autonomous prefecture |
| Subdivision Name1: | Gansu |
| Subdivision Type1: | Province |
| Subdivision Name: | People's Republic of China |
| Subdivision Type: | Country |
| Coordinates: | 34.2583°N 102.3678°W |
| Official Name: | Gahaixiang |
Gahai Township is a township in Luqu County, Gannan Tibetan Autonomous Prefecture, Gansu, China. In 2010, Gahai Township had a total population of 5,257: 2,666 males and 2,591 females: 1,383 aged under 14, 3,553 aged between 15 and 65 and 321 aged over 65.[1]