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Sōja

Okayama, Japan
Population69,030
PrefectureOkayama
Over 6528.1 %
Density326 /km²
To Tokyo552 km
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About Sōja

Sōja is a city in Okayama, Japan, with a population of about 69,030 inhabitants. About 28.1% of residents are aged 65 or over and the median age is 46.9. The average taxable income is about 302.7万 yen per taxpayer (2023). The population density is about 326/km² (ranked #322 of 531 covered cities), the home-ownership rate is 60.9% and the city counts 3 hospitals. Since 1980, the population has grown by 21.4% (+3.3% between 2015 and 2020). On this page you can find driving distances, travel time and routes from Sōja to major Japanese cities, nearby towns and the local climate.

📍 Sōja — latitude, longitude & GPS coordinates →

📊 Okayama — city rankings (density, income, housing…) →

Sōja — key statistics

Population69,0302020 census
Registered population69,6421 Jan 2026 · +0.02 % vs 2025
Aged 65+28.1 %
Median age46.9
Income / taxpayer302.7万 yen2023
Density326/km²
Area211.9km²
Home ownership60.9 %2018
Vacant homes12.3 %2018
Hospitals3facilities
Clinics46facilities
Schools (primary+jr high)19schools
Rent / tatami2,519yen (2018)
Fiscal strength index0.592021
Doctors68physicians
Dental clinics29facilities
High schools2schools
Kindergartens16schools
Libraries1libraries
Unemployment3.2 %2020 census
Population trend 1980–2020 56,865 → 69,030

Source: e-Stat — Statistics Bureau of Japan (census, housing & land survey, medical facilities & school surveys, municipal finance)

Sōja — population dynamics & households

Births4972024 · 7.2‰
Deaths87312.6‰
Natural change-376-5.4‰
Moved in2,253
Moved out2,178
Net migration+75+1.1‰
Marriages2193.2‰
Households27,1102020 census
One-person households30.2 %

In 2024, Sōja recorded 497 births and 873 deaths (natural change -376), with 2,253 people moving in and 2,178 moving out (net migration +75).

Age structure 2020
0–14 14.1 %15–64 57.5 %65+ 28.5 %

Source: e-Stat — System of Social and Demographic Statistics (vital statistics, migration report, census)

Sōja — official land prices 2026

Residential land (avg)5.0万 yen/m² · 10 points
Residential (median)4.9万 yen/m²
Residential (highest)6.9万 yen/m²
Commercial land (avg)7.8万 yen/m² · 1 points
Change vs previous year+1.67 %average of all points

The 2026 official land price survey lists 19 standard points in Sōja: residential land averages 49,520 yen/m² (median 49,300, highest 69,300), commercial land averages 77,900 yen/m², with an average change of +1.67 % over one year.

Source: MLIT — National Land Numerical Information, Official Land Price (L01) 2026

Train stations near Sōja

Closest railway stations.

Higashisōja Station0.3km
Sōja Station1.2km
Nishi-sōja Station1.9km
Hattori Station2.9km
Kiyone Station3.8km
Gōkei Station4.3km
Ashimori Station5.4km
Kawabejuku Station5.8km
Bitchū Takamatsu Station6.7km
Hiwa Station7.2km
Nakashō Station7.6km
Kibinomakibi Station7.6km
Kurashiki Station8.3km
Kurashikishi Station8.4km

Frequently asked questions

Sōja population?

About 69,030 inhabitants (2020 census).

Population density of Sōja?

About 326 inhabitants/km² (area 211.9 km²).

Average rent in Sōja?

About 2,519 yen per tatami per month (2018 Housing and Land Survey).

Distance from Sōja to Tokyo?

About 552 km in a straight line.