Nagai Population 2026

Nagai has a population of 31,026, making it the #814 biggest city in 🇯🇵 Japan, located in Yamagata. It is about 314× smaller than Tokyo, the country's biggest city.

Location of Nagai (capital Tokyo shown for reference). Boundaries: Natural Earth.

Population (city proper)

31,026

Rank in Japan

#814

Coordinates

38.10°N, 140.03°E

~204 m elevation · Asia/Tokyo

Distance to capital (Tokyo)

270 km

168 miles, straight line

Other big cities in Yamagata

City	Population	Rank in Japan
Yamagata	248,772	#97
Tsuruoka	125,389	#213
Sakata	100,273	#273
Yonezawa	94,486	#291
Tendō	65,393	#427
Higashine	47,682	#585
Sagae	43,544	#624
Shinjō	41,140	#658

Cities near Nagai

Nanyō30,420 people · ~10 km away
Takahata23,367 people · ~18 km away
Kaminoyama35,593 people · ~22 km away
Yonezawa94,486 people · ~23 km away
Yamagata248,772 people · ~32 km away
Sagae43,544 people · ~36 km away

FAQ

What is the population of Nagai?

Nagai has a population of 31,026 (city proper, latest official figure via GeoNames), making it the #814 biggest city in Japan.

What region is Nagai in?

Nagai is located in Yamagata, Japan.

Is Nagai the capital of Japan?

No, the capital of Japan is Tokyo, about 270 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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