Oyama Population 2026
Oyama has a population of 167,647, making it the #152 biggest city in 🇯🇵 Japan, located in Tochigi. Roughly 0.1% of Japan's population lives here. It is about 58× smaller than Tokyo, the country's biggest city.
Population (city proper)
167,647
Rank in Japan
#152
Coordinates
36.30°N, 139.80°E
~41 m elevation · Asia/Tokyo
Distance to capital (Tokyo)
69 km
43 miles, straight line
Other big cities in Tochigi
| City | Population | Rank in Japan |
|---|---|---|
| Utsunomiya | 518,757 | #29 |
| Tochigi | 159,056 | #161 |
| Ashikaga | 144,746 | #177 |
| Sano | 117,669 | #229 |
| Nasushiobara | 115,794 | #234 |
| Kanuma | 94,903 | #288 |
| Mooka | 78,720 | #347 |
| Nikkō | 77,661 | #354 |
Cities near Oyama
FAQ
What is the population of Oyama?
Oyama has a population of 167,647 (city proper, latest official figure via GeoNames), making it the #152 biggest city in Japan.
What region is Oyama in?
Oyama is located in Tochigi, Japan.
Is Oyama the capital of Japan?
No, the capital of Japan is Tokyo, about 69 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.