About Yamaga
Yamaga is a city in Kumamoto, Japan, with a population of about 49,025 inhabitants. About 37.9% of residents are aged 65 or over and the median age is 56.2. The average taxable income is about 263.6万 yen per taxpayer (2023). The population density is about 164/km² (ranked #410 of 531 covered cities), the home-ownership rate is 60.0% and the city counts 6 hospitals. Since 1980, the population has declined by 22% (-6.2% between 2015 and 2020). On this page you can find driving distances, travel time and routes from Yamaga to major Japanese cities, nearby towns and the local climate.
Yamaga — key statistics
Source: e-Stat — Statistics Bureau of Japan (census, housing & land survey, medical facilities & school surveys, municipal finance)
Yamaga — population dynamics & households
In 2024, Yamaga recorded 250 births and 796 deaths (natural change -546), with 1,234 people moving in and 1,309 moving out (net migration -75).
Source: e-Stat — System of Social and Demographic Statistics (vital statistics, migration report, census)
Yamaga — official land prices 2026
The 2026 official land price survey lists 5 standard points in Yamaga: residential land averages 27,875 yen/m² (median 24,950, highest 40,200), commercial land averages 31,800 yen/m², with an average change of +0.46 % over one year.
Source: MLIT — National Land Numerical Information, Official Land Price (L01) 2026
Distances from Yamaga
Straight-line distance — click for the full driving route, time and fuel cost.
Nearby cities
Closest towns and cities around Yamaga.
Train stations near Yamaga
Closest railway stations.
Frequently asked questions
Yamaga population?
About 49,025 inhabitants (2020 census).
Population density of Yamaga?
About 164 inhabitants/km² (area 299.7 km²).
Average rent in Yamaga?
About 1,544 yen per tatami per month (2018 Housing and Land Survey).
Distance from Yamaga to Tokyo?
About 879 km in a straight line.