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Ōma, Japan
Aomori · Japan
Ōma is a small city in Aomori, Japan with a population of 5,155. Elevation: 33 ft (10 m). Average temperature: 49°F (10°C).
Data updated June 2026
Discover Ōma, 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 | 5,155 |
| Population Density | 40 / sq mi |
| Elevation | 33 ft (10 m) |
| Coordinates | 41.5273°, 140.9109° |
| Timezone | Asia/Tokyo |
| Country | 🇯🇵 Japan |
| State / Province | Aomori |
| Average Temperature | 49°F (10°C) |
| January Average | 31°F (-1°C) |
| July Average | 66°F (19°C) |
| Annual Precipitation | 49.5 inches (1,256 mm) |
| Annual Snowfall | 12.8 inches (32 cm) |
| Median Household Income | $25,400 |
| Median Age | 51.4 years |
About Ōma
Ōma is a small city in Japan (Aomori) with a population of 5,155. The city sits at an elevation of 33 feet (10 meters) above sea level. The average annual temperature is 49°F (10°C). Temperatures range from 31°F in January to 66°F in July. Annual precipitation averages 49.5 inches. The timezone is Asia/Tokyo.
Population
Language Spoken at Home
Social Characteristics
Ōma vs Japan Average
Income: Ōma vs Japan
Commute Mode
Income
| Median HH Income | $25,400 |
| 66% below Japan avg |
Employment & Poverty
| Unemployment | 3.1% |
| 14% below Japan avg | |
| Establishments (County) | 165 |
Business (County)
Tax & Cost of Living
Commute & Transportation
Walkability
Home Value Sources
Ownership Split
Home Values
| Census Median | $62,000 |
| 78% below Japan avg |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $310 |
| 73% below Japan avg |
Ownership & Property
| Housing Units | 2,062 |
Property Tax
Climate in Ōma
Ōma has an average annual temperature of 9.5°C (49°F). The hottest month is Aug (22.4°C), the coldest is Jan (-2.6°C). Average annual precipitation is 1192 mm.
Temperature
| Annual Average | 49.1°F |
| 9% below Japan avg | |
| January Average | 31°F (-1°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 129.3 sq mi (334.9 km²) |
| Population Density | 40/sq mi |
| Coordinates | 41.5273°N, 140.9109°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
15 tsunamis recorded within 500 km. Highest wave on record: 90.0 m (295 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1741 | W. HOKKAIDO ISLAND | Explosion | 90.0 m | 2,000 | 128 km |
| 1640 | SE. HOKKAIDO ISLAND | Explosion | 8.0 m | 700 | 63 km |
| 1763 | SANRIKU | Earthquake | 5.0 m | - | 122 km |
| 1793 | W. OFF AOMORI | Earthquake | 1.8 m | 12 | 110 km |
| 1982 | HOKKAIDO ISLAND | Earthquake | 1.3 m | 110 | 139 km |
| 2025 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.7 m | - | 120 km |
| 1968 | OFF COAST OF HONSHU ISLAND | Earthquake | 0.6 m | - | 149 km |
| 1912 | SANRIKU | Earthquake | 0.5 m | - | 146 km |
| 1945 | SANRIKU | Earthquake | 0.4 m | 2 | 122 km |
| 1931 | SANRIKU | Earthquake | 0.4 m | - | 138 km |
| 1993 | JAPAN | Earthquake | 0.2 m | - | 102 km |
| 1766 | SANRIKU | Earthquake | - | 1,700 | 72 km |
| 1763 | SANRIKU, HACHIONHE | Earthquake | - | - | 130 km |
| 1763 | N. SANRIKU | Earthquake | - | - | 145 km |
| 1341 | JUSANKO, TSUGARU AOMORI PREFECTURE | Earthquake | - | 2,600 | 132 km |
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Osorezan (33 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 33 km |
| Esan | Lava dome(s) | 618 m (2,028 ft) | 1874 | 38 km |
| Hokkaido-Komagatake | Stratovolcano | 1,131 m (3,711 ft) | 2000 | 63 km |
| Hakkodasan | Stratovolcano(es) | 1,585 m (5,200 ft) | 1550 | 97 km |
| Kuttara | Stratovolcano(es) | 549 m (1,801 ft) | 1820 | 109 km |
| Iwakisan | Stratovolcano | 1,625 m (5,331 ft) | 1863 | 110 km |
| Towada | Caldera | 1,011 m (3,317 ft) | 915 | 113 km |
| Toya | Stratovolcano | 733 m (2,405 ft) | 2001 | 113 km |
| Oshima-Oshima | Stratovolcano | 732 m (2,402 ft) | 1790 | 129 km |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 135 km |
| Yoteizan | Stratovolcano | 1,888 m (6,194 ft) | -1050 | 145 km |
| Niseko | Stratovolcano(es) | 1,308 m (4,291 ft) | -4900 | 151 km |
| Akita-Yakeyama | Stratovolcano | 1,366 m (4,482 ft) | 1997 | 174 km |
| Hachimantai | Stratovolcano | 1,613 m (5,292 ft) | -5350 | 175 km |
| Iwatesan | Complex | 2,038 m (6,686 ft) | 1919 | 186 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 3.5 in | Coldest |
| February | 31°F (-1°C) | 2.9 in | |
| March | 35°F (2°C) | 2.8 in | Driest |
| April | 45°F (7°C) | 3.2 in | |
| May | 53°F (12°C) | 3.4 in | |
| June | 59°F (15°C) | 3.9 in | |
| July | 66°F (19°C) | 5.1 in | |
| August | 71°F (22°C) | 5.9 in | Warmest |
| September | 65°F (19°C) | 6.6 in | Wettest |
| October | 55°F (13°C) | 4.2 in | |
| November | 44°F (7°C) | 4.5 in | |
| December | 35°F (2°C) | 3.7 in |
Ōma has a seasonal temperature swing of 41°F / from 31°F in January to 71°F in August. Total annual precipitation is 49.4 inches, with September being the wettest month (6.6") and March the driest (2.8").
Schools in Ōma
3 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| 大間町立大間中学校 | - | - | - | - |
| 大間町立大間小学校 | - | - | - | - |
| 青森県立大間高等学校 | - | - | - | - |
Radio Stations near Ōma
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Museums in Ōma
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Exhibition for History of Carl Raymon | ||||
| Exhibition for History of Carl Raymon | ||||
| Ferry Memorial Ship Mashu-maru | ||||
| Ferry Memorial Ship Mashu-maru | ||||
| Former British Consulate of Hakodate | ||||
| Former British Consulate of Hakodate | ||||
| Former residence of Soma Teppei | ||||
| Former residence of Soma Teppei | ||||
| Future Center Hakodate | ||||
| Future Center Hakodate | ||||
| Hakodate City Museum | ||||
| Hakodate City Museum | ||||
| Hakodate City Museum of Literature | ||||
| Hakodate City Museum of Literature | ||||
| Hakodate Museum of Northern Peoples | ||||
| Hakodate Museum of Northern Peoples | ||||
| Hokkaido Sakamoto Ryoma Museum | ||||
| Hokkaido Sakamoto Ryoma Museum | ||||
| Ichijo Hakodate Museum Local Museum Former Kanemori Yoko | ||||
| Ichijo Hakodate Museum Local Museum Former Kanemori Yoko | ||||
| Kahee Museum | ||||
| Kahee Museum | ||||
| Kitajima Saburo Museum | ||||
| Kitajima Saburo Museum | ||||
| Museum of Kahei Takadaya | ||||
| Museum of Kahei Takadaya | ||||
| 土方・啄木浪漫館 | ||||
| 土方・啄木浪漫館 | ||||
| 大間町畜産資料館 | ||||
| 安田倉庫記念ギャラリー | ||||
| 安田倉庫記念ギャラリー |
Libraries in Ōma
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Hakodate City Office Board of Education School Education Department Chitose Library | 0.0 | |||||
| Hakodate City Office Board of Education School Education Department Chitose Library | 0.0 |
Farmers Markets in Ōma
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Ekini Market | |||||
| Hakodate City Fisheries Local Wholesale Market | |||||
| Hakodate Morning Market | |||||
| Hakodate Morning Market Square | |||||
| 函館朝市塩干物市場 |
Hotels in Ōma
6 hotels within city radius - OpenStreetMap data
Restaurants in Ōma
25 restaurants within city radius - OpenStreetMap data
Gas Stations in Ōma
3 gas stations within city radius - OpenStreetMap data
Banks in Ōma
3 banks within city radius - OpenStreetMap data
Stadiums & Teams in Ōma
| Team | League | Division |
|---|---|---|
| Hakodate Velodrome |
Ski Resorts Near Ōma
10 ski resorts within range.
| Resort | Slopes (km) | Lifts | Peak (m) | Price | Season | Night | Park |
|---|---|---|---|---|---|---|---|
| Makado Onsen | 0.0 | - | - | $0 | - | - | - |
| Kase Ski Area | 0.0 | - | - | $0 | - | - | - |
| 夜越山スキー場 | 0.0 | - | - | $0 | - | - | - |
| Furusatonomori Ski Area | 0.0 | - | - | $0 | - | - | - |
| Kaminokuni Chomin Ski Area | 0.0 | - | - | $0 | - | - | - |
| Assabu Chomin (Taikoyama) Ski Area | 0.0 | - | - | $0 | - | - | - |
| Niyama Kogen Ski Area | 0.0 | - | - | $0 | - | - | - |
| Hakodate Nanae Snowpark | 0.0 | - | - | $0 | - | - | - |
| Greenpia Onuma | 0.0 | - | - | $0 | - | - | - |
| Yakumo Choei Ski Area | 0.0 | - | - | $0 | - | - | - |
Airports Near Ōma
4 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Hakodate Airport | HKD | Large Airport |
| JASDF Yakumo Airbase | - | Small Airport |
| JMSDF Ōminato Base | - | Small Airport |
| Shikabe Airfield | - | Small Airport |
Post Offices in Ōma
2 post offices.
| Post Office | Address |
|---|---|
| Okoppe Post Office | |
| Oma Post Office |
Treatment Centers in Ōma
1 treatment centers.
| Center | Type | Phone |
|---|---|---|
| Iryouhojinshojinkai Takeda Clinics |
Churches & Religious Organizations in Ōma
6 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| 円融寺 | |
| 弁天神社 | |
| 弁天神社 | |
| 法香寺 | |
| 福蔵寺 | |
| 阿弥陀寺 |
Quick Facts
🇯🇵 About Japan
Public Holidays in Japan
16 public holidays this year
Frequently Asked Questions About Ōma
What is the population of Ōma?
Ōma has a population of 5,155 residents and is located in Japan. The population density is 40 people per square mile, spread across 129.3 square miles. The median age of residents is 51.4 years, which is older than the national median of 38.9 years.
Is Ōma expensive to live in?
The median household income is $25,400, 66% below the national average of $75,149. The median home value is $62,000 (78% below the U.S. median). Renters pay a median of $310 per month, below the national average of $1,163. The home price-to-income ratio is 2.4x, indicating housing is reasonably affordable relative to local income levels.
What is the weather like in Ōma?
Ōma has a four-season climate with an average annual temperature of 49°F (10°C). Winter temperatures average 31°F in January, while summers reach an average of 66°F in July. The area receives 246 sunny days per year. Annual rainfall totals 49.5 inches, with 12.8 inches of snow.
How is the job market in Ōma?
Ōma has a healthy job market with an unemployment rate of 3.1%, near the national average of 3.6%. There are 165 business establishments in the area.
How much does housing cost in Ōma?
The median home value in Ōma is $62,000. For renters, the median monthly rent is $310.