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Address information Address information
Prefecture:
Prefecture:
群馬県
（グンマケン）
Gunma-ken
Municipality:
Municipality:
邑楽郡大泉町
（オウラグンオオイズミマチ）
Ouragunooizumimachi
Town area:
Town area:
古海
（コカイ）
Kokai
Full address:
Full address:
群馬県邑楽郡大泉町古海
Kokai
,
Ouragunooizumimachi,
Gunma-ken
Postal Notation:
[Building name/Room number], [Street number/Block], Kokai, Ouragunooizumimachi, Gunma-ken 370-0524, Japan
Municipality code:
105245-digit postal code: 370-05
Area code:
0276-63-xxxx, 0276-62-xxxx, 0276-61-xxxx, 0276-20-xxxx, 0276-52-xxxx 2 + more
Map view
2020 data
The boundaries of this postal code are shown in blue. Click an area name below to highlight its boundary in red.
Areas shown on the map ( 1 results): 古海
* Boundaries are estimated and may differ from actual boundaries. Data may not be available for some areas.
Areas shown on the map ( 1 results): 古海
* Boundaries are estimated and may differ from actual boundaries. Data may not be available for some areas.
Statistics
Displaying aggregated statistics for the 1 areas shown on the map.
Total Population
2,092 people
Number of Households
804 households
65 years or older
21.5%
Average age
36.5 years old
Weather, sunrise and sunset
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Sunrise and sunset times are calculated based on the representative coordinates of this area (latitude 36.2284 , longitude 139.4063 , altitude 30.0 m).
Climate of this area
(熊谷Observatory 9km)
4 monthly average 15.9°C
Annual average 16.8°C
View DetailsClose
Average annual temperature 16.8°C
Annual precipitation 1,164.3mm
Annual sunshine 2,345.7h
Annual snowfall 7.3cm
3-year average (2022-2024), Japan Meteorological Agency
Nearby facilities
Nearest station
西小泉Station
(3.37 km / 42 min walk)
View DetailsClose
| Station Name | Line | Distance | On foot |
|---|---|---|---|
| 西小泉Station | 小泉線 | 3.37 km | 42 min |
| 小泉町Station | 小泉線 | 3.89 km | 49 min |
| 東小泉Station | 小泉線 | 4.01 km | 50 min |
| 篠塚Station | 小泉線 | 4.77 km | 60 min |
Distance is the straight-line distance from the representative coordinates. Walking time is calculated at 80m/min.
Nearest bus stop
古海西公民館前 (0.35 km)
View DetailsClose
| Bus Stop Name | Line | Distance | On foot |
|---|---|---|---|
| 古海西公民館前 | 1/3大泉・千代田線,2/4大泉・千代田線 | 0.35 km | 4min |
| 大泉園入口 | 1/3大泉・千代田線,2/4大泉・千代田線 | 0.53 km | 7min |
| 大利根工業団地 | 1/3大泉・千代田線,2/4大泉・千代田線 | 0.86 km | 11min |
| 新福寺辻 | 1/3大泉・千代田線,2/4大泉・千代田線 | 1.19 km | 15min |
| 吉田郵便局前 | 1/3大泉・千代田線,2/4大泉・千代田線 | 1.33 km | 17min |
Nearest hospital
(医)徹裕会蜂谷病院
(2.82 km)
View DetailsClose
| Hospital Name | Number of Beds | Distance |
|---|---|---|
|
(医)徹裕会蜂谷病院
邑楽郡大泉町朝日4-11-1 |
74 beds | 2.82 km |
|
(医社)醫光会おうら病院
邑楽郡邑楽町篠塚3233-1 |
80 beds | 3.80 km |
|
堀江病院
Emergency
太田市高林東町1800 |
178 beds | 4.62 km |
Educational facilities
Nursery school1.55km
Kindergarten1.03km
Elementary school1.69km
Junior High School1.79km
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| ピノキオ幼稚園 | Kindergarten | 1.03 km | 13 min |
| みよし幼稚園 | Nursery school | 1.55 km | 19 min |
| 南小学校 | Elementary school | 1.69 km | 21 min |
| 妻沼東中学校 | Junior High School | 1.79 km | 22 min |
| 南中学校 | Junior High School | 1.92 km | 24 min |
| 聖クララ幼稚園 | Kindergarten | 2.29 km | 29 min |
| 妻沼小学校 | Elementary school | 2.55 km | 32 min |
| 西こども園 | Nursery school | 3.79 km | 47 min |
Distance is the straight-line distance from the representative coordinates. Actual school/kindergarten zones may differ.
Fire Stations & Police Stations
Fire Department2.59km
Police2.28km
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
熊谷警察署妻沼交番
熊谷市妻沼東2-7 |
Police | 2.28 km |
|
太田市消防本部大泉消防署
大泉町大字寄木戸614-1 |
Fire Department | 2.59 km |
|
大泉警察署いずみ交番
大泉町大字寄木戸614-1 |
Police | 2.63 km |
|
熊谷市妻沼消防署
熊谷市妻沼1720-1 |
Fire Department | 2.94 km |
Jurisdictional Government Agency
大泉町役場
(2.17 km)
View DetailsClose
| Institution Name | Address | Phone | Distance |
|---|---|---|---|
| 大泉町役場 |
〒370-0595 邑楽郡大泉町日の出55-1 |
0276-63-3111 | 2.17 km |
| 群馬県庁 Prefecture |
〒371-8570 前橋市大手町1-1-1 |
027-223-1111 | 35.85 km |
Nearest evacuation facility
古海第二公園 (0.49 km)
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| 古海第二公園 | 避難場所 | 0.49 km | 6min |
| 児島公園 | 避難場所 | 0.65 km | 8min |
| 古海第一公園 | 避難場所 | 0.68 km | 9min |
Nearest post office
大泉吉田郵便局
(1.36 km / 17 min walk)
View DetailsClose
| Post Office Name | Distance | On foot |
|---|---|---|
|
大泉吉田郵便局
吉田1772-11 |
1.36 km | 17 min |
|
妻沼卯月花郵便局
妻沼353-7 |
2.42 km | 30 min |
|
妻沼長井郵便局
江波294 |
2.84 km | 35 min |
Nearby land prices
Average 25,140 yen/m2
(Announced 2025 )
View DetailsClose
| Location | Price (yen/m²) | Year-over-year | Distance |
|---|---|---|---|
|
群馬県 邑楽郡大泉町大字古海字番場２１４５番
住宅 |
25,600 | -0.4% | 0.57 km |
|
群馬県 邑楽郡大泉町仙石４丁目１５５番
住宅 |
29,700 | - | 1.84 km |
|
埼玉県 熊谷市妻沼字酒巻窪５６３番５
住宅 |
26,800 | - | 2.05 km |
|
群馬県 邑楽郡千代田町大字福島字トウカ西５９１番１外
住宅 |
14,800 | -0.7% | 2.45 km |
|
埼玉県 熊谷市弥藤吾字下宿１６８番１０
住宅 |
28,800 | - | 2.59 km |
Land price trend graph - 群馬県 邑楽郡大泉町大字古海字番場２１４５番
Nearest expressway interchange
太田桐生 (11.4 km)
View DetailsClose
| IC/JCT Name | Type | Distance |
|---|---|---|
| 太田桐生 | IC | 11.4 km |
| 太田強戸SIC | SIC | 13.4 km |
| 館林 | IC | 14.8 km |
Nearest entertainment venue
大泉町公民館
Community center
(1.93 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
大泉町公民館
大泉町大字吉田2465 |
Community center | 1.93 km |
|
妻沼中央公民館
熊谷市妻沼東1-1 |
Community center | 2.26 km |
|
大泉町文化むら（文化むらホール）
大泉町朝日5-24-1 |
Community center | 2.62 km |
Nearest cultural facility
熊谷市立妻沼図書館
Library
(2.26 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
熊谷市立妻沼図書館
妻沼東1-1 |
Library | 2.26 km |
|
大泉町文化むら文化財展示室
朝日5-24-1 |
Museum | 2.61 km |
|
大泉町立図書館
中央3-11-21 |
Library | 3.41 km |
Nearest roadside station
めぬま (3.7 km)
View DetailsClose
| Roadside Station Name | Location | Distance |
|---|---|---|
| めぬま | 埼玉県 熊谷市 | 3.7 km |
| はにゅう | 埼玉県 羽生市 | 10.4 km |
| おおた | 群馬県 太田市 | 10.6 km |
Change History
| Publication date ? | Status | Postal Code | Prefecture | City | Town |
|---|---|---|---|---|---|
| 1997/12 | New | 〒370-0524 | 群馬県 | 邑楽郡大泉町 | 古海 |
| 7-digit postal codes were introduced on 1998/02/02 | |||||