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Address information Address information
Prefecture:
Prefecture:
群馬県
（グンマケン）
Gunma-ken
Municipality:
Municipality:
安中市
（アンナカシ）
Annakashi
Town area:
Town area:
岩井
（イワイ）
Iwai
Full address:
Full address:
群馬県安中市岩井
Iwai
,
Annakashi,
Gunma-ken
Postal Notation:
[Building name/Room number], [Street number/Block], Iwai, Annakashi, Gunma-ken 379-0112, Japan
Municipality code:
102115-digit postal code: 379-01
Area code:
027-38x-xxxx, 027-39x-xxxx etc.
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): 岩井
* Boundaries are estimated and may differ from actual boundaries. Data may not be available for some areas.
Areas shown on the map ( 1 results): 岩井
* 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
1,471 people
Number of Households
568 households
65 years or older
29.2%
Average age
35.3 years old
Weather, sunrise and sunset
4/20（Mon）
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Sunrise and sunset times are calculated based on the representative coordinates of this area (latitude 36.3270 , longitude 138.9344 , altitude 151.0 m).
Climate of this area
(前橋Observatory 14km)
4 monthly average 15.6°C
Annual average 16.5°C
View DetailsClose
Average annual temperature 16.5°C
Annual precipitation 1,172.4mm
Annual sunshine 2,332.1h
Annual snowfall 10.7cm
3-year average (2022-2024), Japan Meteorological Agency
Nearby facilities
Nearest station
安中Station
(1.85 km / 23 min walk)
View DetailsClose
| Station Name | Line | Distance | On foot |
|---|---|---|---|
| 安中Station | 信越線 | 1.85 km | 23 min |
| 群馬八幡Station | 信越線 | 2.38 km | 30 min |
Distance is the straight-line distance from the representative coordinates. Walking time is calculated at 80m/min.
Nearest bus stop
岩野谷公民館 (0.61 km)
View DetailsClose
| Bus Stop Name | Line | Distance | On foot |
|---|---|---|---|
| 岩野谷公民館 | 岩野谷・間仁田線 | 0.61 km | 8min |
| 岩井郵便局前 | 高崎〜板鼻・新島学園〜市役所線 | 0.89 km | 11min |
| 岩井郵便局 | 岩野谷・間仁田線 | 0.89 km | 11min |
| 鼻高団地前 | 少林山線 | 0.96 km | 12min |
| 坂組 | 岩野谷・間仁田線 | 0.96 km | 12min |
Nearest hospital
(医)済恵会須藤病院
Emergency
(2.79 km)
View DetailsClose
| Hospital Name | Number of Beds | Distance |
|---|---|---|
|
(医)済恵会須藤病院
Emergency
安中市安中3532-5 |
120 beds | 2.79 km |
|
(医)信愛会本多病院
安中市鷺宮字蔵畑205-1 |
20 beds | 4.14 km |
|
正田病院
安中市安中1-16-32 |
43 beds | 4.33 km |
Educational facilities
Nursery school0.94km
Kindergarten2.53km
Elementary school0.75km
Junior High School2.07km
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| 鼻高小学校 | Elementary school | 0.75 km | 9 min |
| 碓東小学校 | Elementary school | 0.79 km | 10 min |
| 鼻高こども園 | Nursery school | 0.94 km | 12 min |
| 八幡中学校 | Junior High School | 2.07 km | 26 min |
| 桃ヶ丘保育園 | Nursery school | 2.50 km | 31 min |
| 八幡幼稚園 | Kindergarten | 2.53 km | 32 min |
| 第一中学校 | Junior High School | 2.84 km | 36 min |
| 安中二葉幼稚園 | Kindergarten | 3.30 km | 41 min |
Distance is the straight-line distance from the representative coordinates. Actual school/kindergarten zones may differ.
Fire Stations & Police Stations
Fire Department1.82km
Police0.87km
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
安中警察署野殿駐在所
安中市野殿715-3 |
Police | 0.87 km |
|
安中警察署板鼻駐在所
安中市板鼻2200-11 |
Police | 1.27 km |
|
高崎市等広域消防局高崎中央消防署西分署
高崎市若田町32-8 |
Fire Department | 1.82 km |
|
高崎市等広域消防局安中消防署
安中市安中1-10-30 |
Fire Department | 4.49 km |
Jurisdictional Government Agency
安中市役所
(4.22 km)
View DetailsClose
| Institution Name | Address | Phone | Distance |
|---|---|---|---|
| 安中市役所 |
〒379-0192 安中市安中1-23-13 |
027-382-1111 | 4.22 km |
| 群馬県庁 Prefecture |
〒371-8570 前橋市大手町1-1-1 |
027-223-1111 | 13.39 km |
Nearest evacuation facility
岩野谷公民館 (0.68 km)
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| 岩野谷公民館 | 避難所 | 0.68 km | 9min |
| 鼻高小学校 | 市指定避難場所 | 0.75 km | 9min |
| 市立碓東小学校 | 避難所 | 0.79 km | 10min |
Nearest post office
安中岩井郵便局
(0.87 km / 11 min walk)
View DetailsClose
| Post Office Name | Distance | On foot |
|---|---|---|
|
安中岩井郵便局
岩井五反田2471-1 |
0.87 km | 11 min |
|
高崎鼻高簡易郵便局
鼻高町49-8 |
0.90 km | 11 min |
|
板鼻郵便局
板鼻2-6-8 |
1.10 km | 14 min |
Nearby land prices
Average 34,750 yen/m2
(Announced 2025 )
View DetailsClose
| Location | Price (yen/m²) | Year-over-year | Distance |
|---|---|---|---|
|
群馬県 安中市中宿字在家７４０番２
住宅 |
27,100 | - | 1.59 km |
|
群馬県 高崎市剣崎町字森下２２４番３６
住宅 |
36,700 | -1.1% | 2.57 km |
|
群馬県 高崎市上豊岡町５７２番６
住宅,店舗 |
49,800 | - | 3.08 km |
|
群馬県 高崎市上豊岡町５７１番７
事務所,工場 |
25,400 | +1.6% | 3.16 km |
Land price trend graph - 群馬県 安中市中宿字在家７４０番２
Nearest expressway interchange
前橋 (9.9 km)
View DetailsClose
| IC/JCT Name | Type | Distance |
|---|---|---|
| 前橋 | IC | 9.9 km |
| 富岡 | IC | 10.3 km |
| 吉井 | IC | 10.6 km |
Nearest entertainment venue
岩野谷公民館
Community center
(0.69 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
岩野谷公民館
安中市岩井甲617 |
Community center | 0.69 km |
|
板鼻公民館
安中市板鼻1-6-20 |
Community center | 1.23 km |
|
鼻高公民館
高崎市鼻高町33-5 |
Community center | 1.59 km |
Nearest cultural facility
高崎市観音塚考古資料館
Museum
(1.55 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
高崎市観音塚考古資料館
八幡町800-144 |
Museum | 1.55 km |
|
高崎市水道記念館
若田町309-2 |
Museum | 2.38 km |
|
安中市図書館
安中3-9-63 |
Library | 3.50 km |
Nearest roadside station
甘楽 (10.5 km)
View DetailsClose
| Roadside Station Name | Location | Distance |
|---|---|---|
| 甘楽 | 群馬県 甘楽郡甘楽町 | 10.5 km |
| ららん藤岡 | 群馬県 藤岡市 | 13.7 km |
| 玉村宿 | 群馬県 佐波郡玉村町 | 14.5 km |
Change History
| Publication date ? | Status | Postal Code | Prefecture | City | Town |
|---|---|---|---|---|---|
| 1997/12 | New | 〒379-0112 | 群馬県 | 安中市 | 岩井 |
| 7-digit postal codes were introduced on 1998/02/02 | |||||