Map of Phra Nakhon Si Ayutthaya, Thailand

Phra Nakhon Si Ayutthaya is the administrative centre of Phra Nakhon Si Ayutthaya, Thailand, with a population of about 50,830. It lies at 14.3517°N, 100.5774°E. Phra Nakhon Si Ayutthaya is about 67 km (42 mi) north of Bangkok, the capital. The nearest city on our map is Nong Khae, 31 km to the east.

Phra Nakhon Si Ayutthaya at a glance

Where is Phra Nakhon Si Ayutthaya?

• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 11 h 17 min on the shortest day to 12 h 59 min on the longest day (around 21 December and 21 June).

Cities near Phra Nakhon Si Ayutthaya

• Nong Khae — 31 km east
• Khlong Luang — 33 km south
• Saraburi — 42 km northeast
• Ban Lam Luk Ka — 47 km southeast
• Phra Phutthabat — 48 km northeast
• Sai Mai — 48 km south
• Pak Kret — 50 km south
• Lop Buri — 50 km north
• Suphan Buri — 51 km west
• Bang Bua Thong — 51 km south

Largest cities in Thailand

• Bangkok — 5,104,476
• Samut Prakan — 388,920
• Mueang Nonthaburi — 254,375
• Chon Buri — 219,164
• Phra Pradaeng — 196,129
• Bang Khae — 193,002
• Hat Yai — 191,696
• Pak Kret — 190,272
• Sai Mai — 188,123
• Si Racha — 178,916

Map of Thailand and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.