| Official Name: | Kuala District |
| Native Name: | Kecamatan Kuala |
| Native Name Lang: | id |
| Type: | District |
| Coordinates: | 4.2333°N 149°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Indonesia |
| Subdivision Type1: | Province |
| Subdivision Name1: | North Sumatra |
| Subdivision Type2: | Regency |
| Subdivision Name2: | Langkat Regency |
| Seat Type: | Capital |
| Seat: | Pekan Kuala |
| Blank Name Sec1: | Distance from Regency capital to district capital |
| Blank Info Sec1: | 40m |
| Area Total Km2: | 206.23 |
| Elevation M: | 35 |
| Population As Of: | 2020 Census |
| Population Total: | 40327 |
| Population Density Km2: | auto |
| Population Footnotes: | [1] |
| Demographics Type1: | Ethnic groups |
| Demographics1 Footnotes: | (2007)[2] |
| Demographics1 Title2: | Malay |
| Demographics1 Info2: | 1.1% |
| Demographics1 Title3: | Batak Karo |
| Demographics1 Info3: | 30.7% |
| Demographics1 Title4: | Batak Toba and Batak Simalungun |
| Demographics1 Info4: | 1.4% |
| Demographics1 Title5: | Batak Mandailing |
| Demographics1 Info5: | 1.1% |
| Demographics1 Title1: | Javanese |
| Demographics1 Info1: | 59.4% |
| Demographics1 Title6: | Others |
| Demographics1 Info6: | 6.4% |
| Demographics Type2: | Religious affiliations |
| Demographics2 Footnotes: | (2007) |
| Demographics2 Title1: | Islam |
| Demographics2 Info1: | 80.2% |
| Demographics2 Title3: | Roman Catholic |
| Demographics2 Info3: | 2.2% |
| Demographics2 Title2: | Protestant |
| Demographics2 Info2: | 14.8% |
| Demographics2 Title5: | Hindu |
| Demographics2 Info5: | 0.1% |
| Demographics2 Title4: | Buddhism |
| Demographics2 Info4: | 1.3% |
| Demographics2 Title6: | Others |
| Demographics2 Info6: | 1.4% |
| Timezone1: | WIB |
| Utc Offset1: | +7 |
Kuala is a town and administrative district of Langkat Regency in northern Sumatra, Indonesia. It borders Selesai to the north, Salapian to the west, and Sei Bingai to the south and east. Most people in Kuala are Javanese people, with a significant Karo population. Although most Karo are Christian, many are also Muslim, and as the Javanese are nearly 100% Muslim, Kuala subdistrict is 80% Muslim.
Kuala town itself had a population of 12,459 in 2010, making it by far the largest settlement in the district. It lies on the main road between Binjai and Bukit Lawang.
Agriculture in Kuala District is relatively homogenous, with 6,425 hectares of oil palm, 4,243 hectares of sawah (wet rice), 880 hectares of maize and 3,466 hectares of natural rubber, with little land devoted to other crops. There are five factories in the district.