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Address information Address information
Prefecture:
Prefecture:
千葉県
（チバケン）
Chiba-ken
Municipality:
Municipality:
いすみ市
（イスミシ）
Isumishi
Town area:
Town area:
岩船
（イワフネ）
Iwafune
Full address:
Full address:
千葉県いすみ市岩船
Iwafune
,
Isumishi,
Chiba-ken
Postal Notation:
[Building name/Room number], [Street number/Block], Iwafune, Isumishi, Chiba-ken 298-0011, Japan
Municipality code:
122385-digit postal code: 298
Area code:
0470-62-xxxx, 0470-63-xxxx, 0470-64-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): 岩船
* Boundaries are estimated and may differ from actual boundaries. Data may not be available for some areas.
Areas shown on the map ( 1 results): 岩船
* 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
339 people
Number of Households
145 households
65 years or older
46.0%
Average age
41.4 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 35.2083 , longitude 140.3878 , altitude 46.0 m).
Disaster Prevention Info
Tsunami Inundation Projection 10.0m以上 20.0m未満
Climate of this area
(勝浦Observatory 9km)
4 monthly average 15.9°C
Annual average 17.1°C
View DetailsClose
Average annual temperature 17.1°C
Annual precipitation 1,929.2mm
Annual sunshine 2,203.1h
3-year average (2022-2024), Japan Meteorological Agency
Nearby facilities
Nearest station
浪花Station
(1.78 km / 22 min walk)
View DetailsClose
| Station Name | Line | Distance | On foot |
|---|---|---|---|
| 浪花Station | 外房線 | 1.78 km | 22 min |
| 御宿Station | 外房線 | 4.03 km | 50 min |
| 大原Station | いすみ線 外房線 | 4.76 km | 60 min |
Distance is the straight-line distance from the representative coordinates. Walking time is calculated at 80m/min.
Nearest bus stop
御宿四角 (3.42 km)
View DetailsClose
| Bus Stop Name | Line | Distance | On foot |
|---|---|---|---|
| 御宿四角 | 勝08,勝09 | 3.42 km | 43min |
| 御宿小前 | 勝08,勝09 | 3.69 km | 46min |
Nearest hospital
医療法人ＳＨＩＯＤＡ 塩田病院
Emergency
(9.00 km)
View DetailsClose
| Hospital Name | Number of Beds | Distance |
|---|---|---|
|
医療法人ＳＨＩＯＤＡ 塩田病院
Emergency
勝浦市出水1221 |
290 beds | 9.00 km |
|
いすみ医療センター
Emergency
いすみ市苅谷1177 |
144 beds | 10.77 km |
Educational facilities
Nursery school8.95km
Kindergarten24.67km
Elementary school1.61km
Junior High School2.91km
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| 浪花小学校 | Elementary school | 1.61 km | 20 min |
| 御宿中学校 | Junior High School | 2.91 km | 36 min |
| 御宿小学校 | Elementary school | 3.69 km | 46 min |
| 大原中学校 | Junior High School | 5.14 km | 64 min |
| 勝浦こども園 | Nursery school | 8.95 km | 112 min |
| 長生学園幼稚園 | Kindergarten | 24.67 km | 308 min |
| ふたば幼稚園 | Kindergarten | 25.06 km | 313 min |
Distance is the straight-line distance from the representative coordinates. Actual school/kindergarten zones may differ.
Fire Stations & Police Stations
Fire Department4.14km
Police1.68km
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
いすみ警察署浪花駐在所
いすみ市小沢531-1 |
Police | 1.68 km |
|
いすみ警察署御宿海岸駐在所
御宿町六軒町488-30 |
Police | 3.57 km |
|
夷隅郡市広域市町村圏事務組合大原消防署
いすみ市大原6779-1 |
Fire Department | 4.14 km |
|
夷隅郡市広域市町村圏事務組合勝浦消防署御宿分署
御宿町御宿台53 |
Fire Department | 4.97 km |
Jurisdictional Government Agency
いすみ市役所
(5.08 km)
View DetailsClose
| Institution Name | Address | Phone | Distance |
|---|---|---|---|
| いすみ市役所 |
〒298-8501 いすみ市大原7400-1 |
0470-62-1111 | 5.08 km |
| 千葉県庁 Prefecture |
〒260-8667 千葉市中央区市場町1-1 |
043-223-2110 | 50.17 km |
Nearest evacuation facility
浪花小学校 (1.61 km)
View DetailsClose
| Facility name | Type | Distance | On foot |
|---|---|---|---|
| 浪花小学校 | 避難場所、避難所 | 1.61 km | 20min |
| 浪花保育所 | 避難場所、避難所 | 2.19 km | 27min |
| Ｂ＆Ｇ海洋センター | 避難所、避難場所 | 2.49 km | 31min |
Nearest post office
浪花郵便局
(1.76 km / 22 min walk)
View DetailsClose
| Post Office Name | Distance | On foot |
|---|---|---|
|
浪花郵便局
小沢1010-3 |
1.76 km | 22 min |
|
布施郵便局
上布施839-2 |
3.68 km | 46 min |
|
大原南町郵便局
大原8048-5 |
3.83 km | 48 min |
Nearby land prices
Average 18,500 yen/m2
(Announced 2025 )
View DetailsClose
| Location | Price (yen/m²) | Year-over-year | Distance |
|---|---|---|---|
|
千葉県 夷隅郡御宿町久保字太子堂面２５２番
住宅 |
17,500 | -0.6% | 2.97 km |
|
千葉県 夷隅郡御宿町久保字南側２１１８番
住宅 |
19,500 | -0.5% | 3.49 km |
Land price trend graph - 千葉県 夷隅郡御宿町久保字太子堂面２５２番
Nearest expressway interchange
市原鶴舞 (25.0 km)
View DetailsClose
| IC/JCT Name | Type | Distance |
|---|---|---|
| 市原鶴舞 | IC | 25.0 km |
| 茂原長南 | IC | 25.0 km |
| 茂原長柄SIC | SIC | 29.5 km |
Nearest entertainment venue
御宿町公民館
Community center
(3.82 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
御宿町公民館
御宿町久保2200 |
Community center | 3.82 km |
|
御宿ウォーターパーク
御宿町須賀2208 |
Leisure | 4.00 km |
|
大原文化センター
いすみ市大原7838 |
Community center | 4.44 km |
Nearest cultural facility
御宿町歴史民俗資料館
Museum
(3.82 km)
View DetailsClose
| Facility name | Type | Distance |
|---|---|---|
|
御宿町歴史民俗資料館
久保2200 |
Museum | 3.82 km |
|
勝浦市立図書館
出水1297 |
Library | 9.13 km |
|
黒汐資料館
串浜春日台1253 |
Museum | 9.61 km |
Nearest roadside station
たけゆらの里おおたき (12.8 km)
View DetailsClose
| Roadside Station Name | Location | Distance |
|---|---|---|
| たけゆらの里おおたき | 千葉県 夷隅郡大多喜町 | 12.8 km |
| つどいの郷むつざわ | 千葉県 長生郡睦沢町 | 17.7 km |
| ふれあいパーク・きみつ | 千葉県 君津市 | 28.9 km |
Change History
| Publication date ? | Status | Postal Code | Prefecture | City | Town |
|---|---|---|---|---|---|
| 2005/10 | Change | 〒298-0011 | 千葉県 | いすみ市 | 岩船 |
|
Due to municipal system enforcement
to 2005/12/05
From " 夷隅郡大原町 "
「いすみ市」
was changed to
Changed Items： City |
|||||
| 1997/12 | New | 〒298-0011 | 千葉県 | 夷隅郡大原町 | 岩船 |
| 7-digit postal codes were introduced on 1998/02/02 | |||||