Climate
About Niihama
Niihama is a city in Ehime, Japan, with a population of about 115,938 inhabitants. About 32.2% of residents are aged 65 or over and the median age is 50.7. The average taxable income is about 328.0万 yen per taxpayer (2023). The population density is about 494/km² (ranked #265 of 531 covered cities), the home-ownership rate is 52.7% and the city counts 11 hospitals. Since 1980, the population has declined by 12.7% (-3.3% between 2015 and 2020). On this page you can find driving distances, travel time and routes from Niihama to major Japanese cities, nearby towns and the local climate.
Niihama — key statistics
Source: e-Stat — Statistics Bureau of Japan (census, housing & land survey, medical facilities & school surveys, municipal finance)
Niihama — population dynamics & households
In 2024, Niihama recorded 705 births and 1,770 deaths (natural change -1,065), with 2,801 people moving in and 3,255 moving out (net migration -454).
Source: e-Stat — System of Social and Demographic Statistics (vital statistics, migration report, census)
Niihama — official land prices 2026
The 2026 official land price survey lists 28 standard points in Niihama: residential land averages 36,894 yen/m² (median 34,250, highest 65,300), commercial land averages 60,114 yen/m², with an average change of -0.57 % over one year.
Source: MLIT — National Land Numerical Information, Official Land Price (L01) 2026
Distances from Niihama
Straight-line distance — click for the full driving route, time and fuel cost.
Nearby cities
Closest towns and cities around Niihama.
Train stations near Niihama
Closest railway stations.
Frequently asked questions
Niihama population?
About 115,938 inhabitants (2020 census).
Population density of Niihama?
About 494 inhabitants/km² (area 234.5 km²).
Average rent in Niihama?
About 2,115 yen per tatami per month (2018 Housing and Land Survey).
Distance from Niihama to Tokyo?
About 614 km in a straight line.