Hat Yai

Hat Yai
หาดใหญ่
Municipality
City of Hat Yai
เทศบาลนครหาดใหญ่
Other transcription(s)
 • Chinese合艾 (Simplified)
Aerial view of Hat Yai
Nickname: 
Big Mahat
Hat Yai
Location Hat Yai in Thailand
Coordinates: 7°1′N 100°28′E / 7.017°N 100.467°E / 7.017; 100.467
CountryThailand
ProvinceSongkhla
DistrictHat Yai
Subdistrict
municipality
10 December 1935
Town
municipality
16 March 1949
City
municipality
24 September 1995
Government
 • TypeCity Municipality
 • MayorSakhorn Thongmunee
Area
 • Municipality
21.00 km2 (8.11 sq mi)
 • Land20.50 km2 (7.92 sq mi)
 • Water0.50 km2 (0.19 sq mi)  2.38%
 • Urban
852.796 km2 (329.266 sq mi)
 • Rank21st
Population
 (2024)
 • Municipality
191,696
 • Rank4th in Thailand
 • Density9,128/km2 (23,640/sq mi)
 • Urban
(2024)
406,513
 • Metro
650,000
Time zoneUTC+7 (ICT)
Postcode
90110
Calling code074
AirportIATA: HDY
ICAO: VTSS
Websitehatyaicity.go.th

Hat Yai (Thai: หาดใหญ่, pronounced [hàːt̚ jàj]) is a city in southern Thailand near the Malaysian border. As of 2024, the municipality is the fifth-largest city in Thailand, with a population of 191,696 and an urban population of 406,513 in the entire district of Amphoe Hat Yai.

Hat Yai is the largest city of Southern Thailand and is part of the Hat Yai-Songkhla Metropolitan Area (with a population of about 650,000) which include 2 big districts (Hat Yai, Mueang Songkhla) and 3 small neighboring districts (Bang Klam, Khlong Hoi Khong, Na Mom, forming the largest metropolitan area in the south, and the fourth-largest metropolitan area of the country. The city is often mistaken for being the provincial capital. In fact, Songkhla is the capital and the center of administration and culture while Hat Yai is the business center.