About Nagaoka
Nagaoka is a city located in Japan, in the Niigata Prefecture region. According to the latest available data (2026), the population of Nagaoka is approximately 265,868 residents, making it the #87 most populous city in Japan.
Globally, Nagaoka ranks #6,935 among the world's most populated cities.
Nagaoka City Statistics
| City | Nagaoka |
| Country |  Japan |
| Population | 265,868 |
| Global Rank | #6,935 |
| Rank in Japan | #87 of 360 cities |
| City Category | city |
| Region | Niigata Prefecture |
| Latitude | 37.4462 |
| Longitude | 138.8513 |
| Data Year | 2026 |
Where is Nagaoka Located?
Nagaoka is located in Japan, in the Niigata Prefecture region, at coordinates 37.4462° latitude and 138.8513° longitude. Nagaoka sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in Japan
Largest Cities in Japan
| # | City | Population |
|---|---|---|
| 2 | Yokohama | 3,757,630 |
| 3 | Nagoya | 2,326,844 |
| 6 | Sapporo | 1,959,313 |
| 7 | Fukuoka | 1,603,043 |
| 8 | Kawasaki | 1,539,522 |
Frequently Asked Questions
What is the population of Nagaoka?
The population of Nagaoka is approximately 265,868 residents according to the latest available data (2026).
Where is Nagaoka located?
Nagaoka is located in Japan at approximately 37.4462° latitude and 138.8513° longitude.
Is Nagaoka one of the largest cities in Japan?
With a population of 265,868, Nagaoka is one of the notable urban areas in Japan. It ranks #87 out of 360 cities in the country.
