Map of Iwatsuki, Japan

Iwatsuki is a city in Saitama, Japan, with a population of about 108,833. It lies at 35.9647°N, 139.6964°E. Iwatsuki is about 31 km (19 mi) north of Tokyo, the capital. The nearest city on our map is Hasuda, 4 km to the west.

Iwatsuki at a glance

Where is Iwatsuki?

• The 19th largest city in Saitama on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 43 min on the shortest day to 14 h 36 min on the longest day (around 21 December and 21 June).

Cities near Iwatsuki

• Hasuda — 4 km west
• Kasukabe — 5 km northeast
• Shiraoka — 7 km northwest
• Saitama — 7 km southwest
• Ageoshimo — 7 km west
• Sugito — 8 km north
• Yono — 11 km southwest
• Kukichūō — 12 km north
• Koshigaya — 12 km southeast
• Satte — 12 km north

Largest cities in Saitama

• Saitama — 1,324,854
• Kawaguchi — 607,373
• Kawagoe — 354,571
• Koshigaya — 345,353
• Tokorozawa — 344,194
• Sōka — 249,645
• Kasukabe — 229,792
• Ageoshimo — 226,940
• Kumagaya — 195,277
• Niiza — 166,017

Largest cities in Japan

• Tokyo — 9,733,276
• Yokohama — 3,777,491
• Osaka — 2,753,862
• Nagoya — 2,332,176
• Sapporo — 1,973,832
• Fukuoka — 1,612,392
• Kawasaki — 1,538,262
• Kobe — 1,525,152
• Kyoto — 1,463,723
• Saitama — 1,324,854

Map of Japan 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.