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Okayama

Okayama, Japan
Population724,691
PrefectureOkayama
Over 6525.6 %
Density917 /km²
Avg. temp15.7 °C
To Tokyo537 km
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Climate

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Annual avg 15.7°C Warmest 28.0°C Coldest 4.3°C Rainfall 1,428 mm

About Okayama

Okayama is a city in Okayama, Japan, with a population of about 724,691 inhabitants. About 25.6% of residents are aged 65 or over and the median age is 46.5. The average taxable income is about 351.9万 yen per taxpayer (2023). The population density is about 917/km² (ranked #199 of 531 covered cities), the home-ownership rate is 47.7% and the city counts 55 hospitals. Since 1980, the population has grown by 22.7% (+0.7% between 2015 and 2020). On this page you can find driving distances, travel time and routes from Okayama to major Japanese cities, nearby towns and the local climate.

📍 Okayama — latitude, longitude & GPS coordinates →

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

Okayama — key statistics

Population724,6912020 census
Registered population692,7691 Jan 2026 · -0.42 % vs 2025
Aged 65+25.6 %
Median age46.5
Income / taxpayer351.9万 yen2023
Density917/km²
Area790.0km²
Home ownership47.7 %2018
Vacant homes14.5 %2018
Hospitals55facilities
Clinics685facilities
Schools (primary+jr high)135schools
Rent / tatami2,994yen (2018)
Fiscal strength index0.772021
Doctors3,217physicians
Dental clinics445facilities
High schools26schools
Kindergartens58schools
Libraries10libraries
Unemployment4.0 %2020 census
Population trend 1980–2020 590,424 → 724,691

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

Okayama — population dynamics & households

Births4,8712024 · 6.7‰
Deaths8,04511.1‰
Natural change-3,174-4.4‰
Moved in29,730
Moved out31,751
Net migration-2,021-2.8‰
Marriages3,0204.2‰
Households327,6202020 census
One-person households41 %

In 2024, Okayama recorded 4,871 births and 8,045 deaths (natural change -3,174), with 29,730 people moving in and 31,751 moving out (net migration -2,021).

Age structure 2020
0–14 13.2 %15–64 60.4 %65+ 26.4 %

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

Okayama — official land prices 2026

Residential land (avg)7.4万 yen/m² · 73 points
Residential (median)6.5万 yen/m²
Residential (highest)20.8万 yen/m²
Commercial land (avg)30.9万 yen/m² · 34 points
Change vs previous year+2.63 %average of all points

The 2026 official land price survey lists 146 standard points in Okayama: residential land averages 73,995 yen/m² (median 65,200, highest 208,000), commercial land averages 308,859 yen/m², with an average change of +2.63 % over one year.

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

Train stations near Okayama

Closest railway stations.

Seikibashi Station0.7km
Higashichūōchō Station0.8km
Kadotayashiki Station0.9km
Kobashi Station0.9km
Chūnagon Station0.9km
Daiunjimae Station1.0km
Saidaijichō Station1.0km
Higashiyama Station1.1km
Shinsaidaijichōsuji Station1.2km
Tamachi Station1.4km
Kenchōdōri Station1.4km
Yūbinkyoku-mae Station1.6km
Shiroshita Station1.8km
Yanagawa Station1.9km

Frequently asked questions

Okayama population?

About 724,691 inhabitants (2020 census).

Population density of Okayama?

About 917 inhabitants/km² (area 790.0 km²).

Average rent in Okayama?

About 2,994 yen per tatami per month (2018 Housing and Land Survey).

Distance from Okayama to Tokyo?

About 537 km in a straight line.