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Aso, Japan
Kumamoto · Japan
Aso is a small city in Kumamoto, Japan with a population of 27,039. Elevation: 1,706 ft (520 m). Average temperature: 54°F (12°C).
Data updated June 2026
Discover Aso, Japan
Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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People
Economy
BHousing
A+Climate
| Population | 27,039 |
| Population Density | 186 / sq mi |
| Elevation | 1,706 ft (520 m) |
| Coordinates | 32.9373°, 131.0801° |
| Timezone | Asia/Tokyo |
| Country | 🇯🇵 Japan |
| State / Province | Kumamoto |
| Average Temperature | 54°F (12°C) |
| January Average | 33°F (1°C) |
| July Average | 72°F (22°C) |
| Annual Precipitation | 101.1 inches (2,569 mm) |
| Annual Snowfall | 7.4 inches (19 cm) |
| Median Household Income | $28,200 |
| Median Age | 49.0 years |
About Aso
Aso is a small city in Japan (Kumamoto) with a population of 27,039. The city sits at an elevation of 1,706 feet (520 meters) above sea level. The average annual temperature is 54°F (12°C). Temperatures range from 33°F in January to 72°F in July. Annual precipitation averages 101.1 inches. The timezone is Asia/Tokyo.
Population
Language Spoken at Home
Social Characteristics
Aso vs Japan Average
Income: Aso vs Japan
Commute Mode
Income
| Median HH Income | $28,200 |
| 62% below Japan avg |
Employment & Poverty
| Unemployment | 2.5% |
| 31% below Japan avg | |
| Establishments (County) | 865 |
Business (County)
Tax & Cost of Living
Commute & Transportation
Walkability
Home Value Sources
Ownership Split
Home Values
| Census Median | $70,000 |
| 75% below Japan avg |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $350 |
| 70% below Japan avg |
Ownership & Property
| Housing Units | 10,816 |
Property Tax
Climate in Aso
Aso has an average annual temperature of 13.5°C (56°F). The hottest month is Aug (24.8°C), the coldest is Jan (2.1°C). Average annual precipitation is 2438 mm.
Temperature
| Annual Average | 53.6°F |
| 1% below Japan avg | |
| January Average | 33°F (1°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 174 days/yr |
Geography
| Elevation | 1,706 ft (520 m) |
| Area | 145.3 sq mi (376.2 km²) |
| Population Density | 186/sq mi |
| Coordinates | 32.9373°N, 131.0801°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 55.0 m (180 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1792 | SHIMABARA BAY, KYUSHU ISLAND | Landslide | 55.0 m | 15,000 | 76 km |
| 1596 | BEPPU BAY, KYUSHU | Eruption + Earthquake | 8.0 m | 708 | 70 km |
| 1769 | SW. KYUSHU ISLAND | Earthquake | 2.5 m | - | 112 km |
| 1941 | SEIKAIDO | Earthquake | 1.2 m | 2 | 142 km |
| 1939 | SEIKAIDO | Earthquake | 0.8 m | 1 | 112 km |
| 1931 | SEIKAIDO | Earthquake | 0.8 m | 1 | 126 km |
| 1996 | KYUSHU ISLAND | Earthquake | 0.6 m | - | 123 km |
| 2024 | HYUGANADA SEA | Earthquake | 0.5 m | - | 142 km |
| 1970 | SEIKAIDO | Earthquake | 0.3 m | - | 101 km |
| 1899 | SEIKAIDO | Earthquake | 0.3 m | - | 144 km |
| 2025 | HYUGANADA SEA | Earthquake | 0.2 m | - | 134 km |
| 1996 | SEA OF JAPAN | Earthquake | 0.2 m | - | 130 km |
| 1984 | KYUSHU, JAPAN | Earthquake | 0.2 m | - | 102 km |
| 1969 | RYUKYU ISLANDS | Earthquake | 0.1 m | - | 126 km |
| 1987 | KYUSHU ISLAND | Earthquake | 0.0 m | 2 | 123 km |
| 1899 | SEIKAIDO | Earthquake | - | - | 117 km |
| 1828 | AMAKUSA SEA | Earthquake | - | - | 117 km |
| 1715 | SEIKAIDO | Earthquake | - | - | 70 km |
| 1698 | SEIKAIDO-NANKAIDO | Earthquake | - | - | 70 km |
| 1619 | YATSUSHIRO, JAPAN | Earthquake | - | - | 66 km |
Nearby Volcanoes
9 volcanoes within 200 km. Closest: Asosan (6 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 6 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 23 km |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 48 km |
| Unzendake | Complex | 1,483 m (4,865 ft) | 1996 | 76 km |
| Kirishimayama | Shield | 1,700 m (5,577 ft) | 2018 | 113 km |
| Yonemaru-Sumiyoshiike | Maar(s) | 40 m (131 ft) | -6200 | 138 km |
| Aira | Caldera | 1,117 m (3,665 ft) | 2020 | 155 km |
| Abu | Shield(s) | 641 m (2,103 ft) | -6850 | 180 km |
| Ata | Caldera(s) | 924 m (3,031 ft) | 885 | 197 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 3.1 in | Coldest |
| February | 35°F (2°C) | 4.3 in | |
| March | 41°F (5°C) | 6.3 in | |
| April | 52°F (11°C) | 8.2 in | |
| May | 59°F (15°C) | 9.8 in | |
| June | 66°F (19°C) | 17.7 in | |
| July | 72°F (22°C) | 19.7 in | Wettest |
| August | 74°F (23°C) | 11.7 in | Warmest |
| September | 68°F (20°C) | 9.2 in | |
| October | 58°F (14°C) | 5.2 in | |
| November | 48°F (9°C) | 3.5 in | |
| December | 38°F (3°C) | 2.6 in | Driest |
Aso has a seasonal temperature swing of 40°F / from 33°F in January to 74°F in August. Total annual precipitation is 101.1 inches, with July being the wettest month (19.7") and December the driest (2.6").
Schools in Aso
15 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| 市立中通小学校 | - | - | - | - |
| 市立坂梨小学校 | - | - | - | - |
| 市立碧水小学校 | - | - | - | - |
| 市立阿蘇北中学校 跡地 | - | - | - | - |
| 県立阿蘇清峰高等学校 | - | - | - | - |
| 阿蘇市立山田小学校 | - | - | - | - |
| 市立一の宮中学校 | - | - | - | - |
| 市立内牧小学校 | - | - | - | - |
| 市立阿蘇西小学校 | - | - | - | - |
| 市立宮地小学校 | - | - | - | - |
| 県立阿蘇高等学校 | - | - | - | - |
| 市立尾ヶ石東部小学校 | - | - | - | - |
| 市立乙姫小学校 | - | - | - | - |
| 市立古城小学校 | - | - | - | - |
| 市立阿蘇中学校 | - | - | - | - |
Radio Stations near Aso
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Museums in Aso
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Aso Volcano Museum | ||||
| KIOKU | ||||
| The Office of Mount Aso Ecomusee | ||||
| 九州電力 八丁原発電所展示館 | ||||
| 地底博物館鯛生金山 | ||||
| 坂本善三美術館 | ||||
| 阿蘇古代の郷美術館 | ||||
| 阿蘇火山博物館 | ||||
| 高千穂町コミュニティセンター（歴史民俗資料館） |
Libraries in Aso
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| 大津町立おおづ図書館 | 0.0 | |||||
| 山都町立図書館清和分館 | 0.0 | |||||
| 阿蘇市立一の宮図書館 | 0.0 | |||||
| 阿蘇市立阿蘇図書館 | 0.0 | |||||
| 高千穂町立図書館 | 0.0 |
Farmers Markets in Aso
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Takachiho Gamadase market |
Hotels in Aso
6 hotels within city radius - OpenStreetMap data
Restaurants in Aso
23 restaurants within city radius - OpenStreetMap data
Cafes in Aso
4 cafes within city radius - OpenStreetMap data
Zoos in Aso
2 zoos within city radius - OpenStreetMap data
Dentists in Aso
1 dentists within city radius - OpenStreetMap data
Train Stations in Aso
6 train stations within city radius - OpenStreetMap data
Gas Stations in Aso
9 gas stations within city radius - OpenStreetMap data
Banks in Aso
3 banks within city radius - OpenStreetMap data
Golf Courses in Aso
3 golf courses within city radius - OpenStreetMap data
Stadiums & Teams in Aso
| Team | League | Division |
|---|---|---|
Ski Resorts Near Aso
2 ski resorts within range.
| Resort | Slopes (km) | Lifts | Peak (m) | Price | Season | Night | Park |
|---|---|---|---|---|---|---|---|
| Gokase Highland Ski Area | 0.0 | - | - | $0 | - | - | - |
| Kuju Forest Park | 0.0 | - | - | $0 | - | - | - |
Airports Near Aso
11 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Fukuoka Airport | FUK | Large Airport |
| Kumamoto Airport | KMJ | Large Airport |
| JASDF Tsuiki Air Base | - | Medium Airport |
| Oita Airport | OIT | Medium Airport |
| Aso Auxiliary Airfield | - | Small Airport |
| JGSDF Metabaru Airfield | - | Small Airport |
| Kuju Gliderport | - | Small Airport |
| Oita Prefectural (Oitakenou) Airport | - | Small Airport |
| Shirakawa Gliderport | - | Small Airport |
| Taragi Auxiliary Airfield | - | Small Airport |
| Ubuyama Auxiliary Airfield | - | Small Airport |
Post Offices in Aso
11 post offices.
| Post Office | Address |
|---|---|
| 一の宮郵便局 | |
| 内牧駅前郵便局 | |
| 古城郵便局 | |
| 坂梨郵便局 | |
| 坊中郵便局 | |
| 尾ヶ石郵便局 | |
| 役犬原郵便局 | |
| 肥後山田郵便局 | |
| 赤水郵便局 | |
| 阿蘇西町簡易郵便局 | |
| 阿蘇郵便局 |
Churches & Religious Organizations in Aso
18 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Aso Shrine | |
| Gokurakuji Temple | |
| Yamura Shrine | |
| 内牧菅原神社 | |
| 天満宮 | |
| 明行寺 | |
| 法輪寺 | |
| 浄信寺 | |
| 満徳寺 | |
| 産神社 | |
| 矢村神社 | |
| 神社 | |
| 福の神地蔵尊 | |
| 菅原神社 | |
| 蛇石神社 | |
| 道智寺 | |
| 隼鷹天満宮 | |
| 霜宮神社 |
Explore Near Aso
Quick Facts
🇯🇵 About Japan
Volcanoes Near Aso
Public Holidays in Japan
16 public holidays this year
Frequently Asked Questions About Aso
What is the population of Aso?
Aso has a population of 27,039 residents and is located in Japan. The population density is 186 people per square mile, spread across 145.3 square miles. The median age of residents is 49.0 years, which is older than the national median of 38.9 years.
Is Aso expensive to live in?
The median household income is $28,200, 62% below the national average of $75,149. The median home value is $70,000 (75% below the U.S. median). Renters pay a median of $350 per month, below the national average of $1,163. The home price-to-income ratio is 2.5x, indicating housing is reasonably affordable relative to local income levels.
What is the weather like in Aso?
Aso has a four-season climate with an average annual temperature of 54°F (12°C). Winter temperatures average 33°F in January, while summers reach an average of 72°F in July. The area receives 174 sunny days per year, below the national average of 205. Annual rainfall totals 101.1 inches, with 7.4 inches of snow.
How is the job market in Aso?
The job market in Aso is very strong, with unemployment at just 2.5% / well below the national rate of 3.6%. There are 865 business establishments in the area.
How much does housing cost in Aso?
The median home value in Aso is $70,000. For renters, the median monthly rent is $350.