Uonuma Population 2026
Uonuma has a population of 34,483, making it the #745 biggest city in 🇯🇵 Japan, located in Niigata. It is about 282× smaller than Tokyo, the country's biggest city.
Population (city proper)
34,483
Rank in Japan
#745
Coordinates
37.24°N, 138.96°E
~95 m elevation · Asia/Tokyo
Distance to capital (Tokyo)
185 km
115 miles, straight line
Other big cities in Niigata
| City | Population | Rank in Japan |
|---|---|---|
| Niigata | 797,591 | #16 |
| Nagaoka | 266,936 | #90 |
| Jōetsu | 189,430 | #131 |
| Shibata | 96,236 | #282 |
| Sanjō | 94,642 | #290 |
| Kashiwazaki | 86,183 | #318 |
| Tsubame | 77,382 | #355 |
| Niitsu-honchō | 65,910 | #424 |
Cities near Uonuma
- Ojiya34,704 people · ~16 km away
- Minamiuonuma55,354 people · ~20 km away
- Muikamachi29,123 people · ~21 km away
- Tōkamachi53,333 people · ~21 km away
- Nagaoka266,936 people · ~25 km away
- Shiozawa20,178 people · ~25 km away
FAQ
What is the population of Uonuma?
Uonuma has a population of 34,483 (city proper, latest official figure via GeoNames), making it the #745 biggest city in Japan.
What region is Uonuma in?
Uonuma is located in Niigata, Japan.
Is Uonuma the capital of Japan?
No, the capital of Japan is Tokyo, about 185 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.