# Ostrzeszów

> city of Poland

**Wikidata**: [Q642192](https://www.wikidata.org/wiki/Q642192)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ostrzeszów)  
**Source**: https://4ort.xyz/entity/ostrzeszow

## Summary
Ostrzeszów is a city located in Poland within the Gmina Ostrzeszów administrative district, serving as a significant human settlement in Europe with a recorded population of 14,036 as of March 31, 2021. It operates under Central European Time, utilizes the postal code 63-500, and is identified internationally by the UN/LOCODE PLOZW. The city is distinguished by its specific geographic coordinates, historical aliases such as Schildberg, and a rich digital footprint across multiple languages and authoritative databases.

## Key Facts
*   **Classification:** Ostrzeszów is an instance of a city and a large human settlement.
*   **Location:** Situated in Poland, within the Gmina Ostrzeszów, on the continent of Europe.
*   **Population:** 14,036 residents recorded on March 31, 2021, comprising 6,673 males and 7,363 females according to the Polish census of 2021.
*   **Area:** Covers exactly 12.18 square kilometres.
*   **Coordinates:** Located at latitude 51.4 and longitude 18.
*   **Timezone:** Observes UTC+01:00 (Central European Time) for standard time and UTC+02:00 (Central European Summer Time) for daylight saving time.
*   **Postal Code:** 63-500.
*   **UN/LOCODE:** PLOZW.
*   **Administrative Codes:** TERC municipality code is 3018074; SIMC place ID is 0937250.
*   **Aliases:** Known historically and linguistically as Ostrzeszow, Schildberg, and オストシェシュフ.
*   **Official Website:** http://www.ostrzeszow.pl.
*   **Identifiers:**
    *   GND ID: 4363227-0
    *   VIAF ID: 138720149
    *   Freebase ID: /m/0c4sbr
    *   GeoNames ID: 3089670
    *   MusicBrainz Area ID: 7c534d59-30fd-43b9-8dd3-2b633cab14fb
    *   Library of Congress Authority ID: no2003107453
    *   National Library of Israel J9U ID: 987007496771405171
    *   Who's on First ID: 101821339
    *   FactGrid Item ID: Arnold Luschin von Ebengreuth
    *   NL CR AUT ID: ge914589 (specifically for "Ostrzeszow (Polsko)")
    *   SNARC ID: LHC Les Lions
*   **Visual Assets:**
    *   Flag: POL_Ostrzeszów_flag.svg
    *   Coat of Arms: POL_Ostrzeszów_COA.svg
    *   Main Image: SM_Ostrzeszów_Ratusz_(3)_ID_653907.jpg
    *   Commons Gallery: Ostrzeszów
*   **Media Presence:** Featured in Meyers Konversations-Lexikon, 4th edition (1885–1890).
*   **Digital Reach:** Wikipedia articles exist in 29 languages including Polish, English, German, Russian, Chinese, and Vietnamese; Commons category is "Ostrzeszów".
*   **Distinction:** The city entity is explicitly different from the Gmina Ostrzeszów administrative unit.

## FAQs
**What is the demographic breakdown of Ostrzeszów?**
According to the Polish census of 2021, the city had a total population of 14,036 people as of March 31, 2021. This figure includes 6,673 males and 7,363 females, providing a precise gender distribution for the settlement.

**How is Ostrzeszów identified in international trade and logistics?**
The city is assigned the UN/LOCODE PLOZW, which facilitates its identification in global trade and shipping contexts. Additionally, it holds specific administrative codes like the TERC municipality code 3018074 and SIMC place ID 0937250 for domestic Polish statistical tracking.

**What historical names or aliases are associated with this city?**
Beyond its current Polish name, the city is historically known by the German alias "Schildberg" and appears in Japanese sources as "オストシェシュフ". It is also referred to simply as "Ostrzeszow" in certain transliterations.

**Where can one find official visual representations of the city?**
Official imagery, including the city flag and coat of arms, is hosted on Wikimedia Commons under specific file paths. The main image features the town hall (Ratusz), and a dedicated gallery exists for the city on the Commons platform.

## Why It Matters
Ostrzeszów serves as a critical node in the Polish administrative and demographic landscape, acting as the seat of the Gmina Ostrzeszów while maintaining a distinct municipal identity. Its significance lies in its role as a documented historical entity, referenced in major encyclopedic works like Meyers Konversations-Lexikon from the late 19th century, which underscores its long-standing presence in European geography. The city's extensive digital integration, evidenced by unique identifiers across major authority files (GND, VIAF, LOC, MusicBrainz), makes it a vital reference point for data interoperability in library science, music metadata, and geographic information systems. Furthermore, its detailed census data and precise geographic coordinates provide essential baseline metrics for regional planning, demographic studies, and logistical operations within the Greater Poland Voivodeship.

## Notable For
*   **Distinct Administrative Identity:** Uniquely distinguished from the surrounding Gmina Ostrzeszów, maintaining separate municipal status despite shared geography.
*   **Historical Documentation:** One of the few Polish cities explicitly described in the 4th edition of Meyers Konversations-Lexikon (1885–1890).
*   **Multilingual Digital Presence:** Maintains Wikipedia articles in 29 distinct languages, ranging from major global languages like English and Chinese to regional languages like Sorbian (dsb) and Volapük (war).
*   **Precise Demographic Recording:** Features highly specific population data broken down by gender and date, derived directly from the 2021 Polish census.
*   **Comprehensive Authority Mapping:** Holds a rare convergence of identifiers including a FactGrid item, SNARC ID, and specific library authority numbers, facilitating cross-referencing in diverse knowledge graphs.
*   **Visual Heritage:** Possesses a complete set of heraldic and photographic assets (flag, coat of arms, town hall) standardized on Wikimedia Commons.

## Body

### Geographic and Administrative Profile
Ostrzeszów is a city situated in Poland, specifically located within the administrative district of Gmina Ostrzeszów. It occupies a land area of 12.18 square kilometres. The city's precise location is defined by coordinates at latitude 51.4 and longitude 18. It falls under the continent of Europe and utilizes the UN/LOCODE PLOZW for international trade identification. Administratively, it is governed by the TERC municipality code 3018074 and the SIMC place ID 0937250. The postal code for the city is 63-500. While it is located in Gmina Ostrzeszów, the city entity is explicitly different from the gmina itself, representing a distinct urban settlement within that broader administrative framework.

### Demographics and Population Statistics
The population of Ostrzeszów is meticulously recorded based on the Polish census of 2021. As of the reference date of March 31, 2021, the total population stood at 14,036 inhabitants. The demographic breakdown reveals a gender distribution of 6,673 males and 7,363 females. These figures were determined through the official Polish census methodology and are cited with a determination method qualifier. The data was last referenced on October 6, 2022, ensuring the statistics reflect the most recent comprehensive census available in the source material.

### Temporal and Timezone Specifications
The city operates on Central European Time, observing a standard time offset of UTC+01:00. During daylight saving time periods, the city shifts to Central European Summer Time with an offset of UTC+02:00. These timezone settings are standard for the region and are verified by data from worlddata.info as of May 10, 2025. The timezone qualifiers explicitly distinguish between the standard and daylight saving periods, providing clarity for scheduling and temporal data processing.

### Digital Identity and Authority Records
Ostrzeszów is extensively cataloged across global knowledge bases and authority files. It holds a GND ID of 4363227-0 and a VIAF ID of 138720149, linking it to library and archival systems. The city is identified in Freebase as /m/0c4sbr and in GeoNames as 3089670. For music metadata, it possesses a MusicBrainz Area ID of 7c534d59-30fd-43b9-8dd3-2b633cab14fb. Library authorities include the Library of Congress (no2003107453) and the National Library of Israel (987007496771405171). Additional unique identifiers include the Who's on First ID (101821339), the FactGrid item ID (Arnold Luschin von Ebengreuth), and the SNARC ID (LHC Les Lions). The Czech National Library (NL CR AUT) assigns it the ID ge914589, specifically noting the name "Ostrzeszow (Polsko)".

### Historical Context and Nomenclature
The city has a rich history reflected in its various aliases and historical descriptions. It is known by the German name "Schildberg" and the Japanese transliteration "オストシェシュフ". Historically, the city was described in Meyers Konversations-Lexikon, 4th edition, published between 1885 and 1890. This inclusion in a major 19th-century encyclopedia highlights its historical significance as a recognized settlement during that era. The city's name variations and historical mentions serve as crucial links for genealogical and historical research.

### Visual and Media Assets
A comprehensive collection of visual media represents Ostrzeszów. The city's flag is available as the file POL_Ostrzeszów_flag.svg, and its coat of arms is depicted in POL_Ostrzeszów_COA.svg. The primary image associated with the city is a photograph of the town hall, titled SM_Ostrzeszów_Ratusz_(3)_ID_653907.jpg. These assets are hosted on Wikimedia Commons, which also maintains a dedicated gallery for the city under the category "Ostrzeszów". The topic's main category on Wikipedia is "Category:Ostrzeszów", and the city has a dedicated Commons category.

### Online Presence and Languages
Ostrzeszów maintains a robust online presence with an official website at http://www.ostrzeszow.pl. The city is the subject of Wikipedia articles in 29 languages, including Polish (pl), English (en), German (de), Russian (ru), Chinese (zh), French (fr), and Japanese (ja), among others. This multilingual coverage ensures accessibility for a global audience. The city also has a presence in the Google Play store under the store ID "Ostrzeszów". The Wikipedia title for the entity is simply "Ostrzeszów", and it has a sitelink count of 31, indicating a high level of interconnectivity across different language editions of Wikipedia.

## References

1. Virtual International Authority File
2. [Source](https://www.worlddata.info/europe/poland/timezones.php)
3. Freebase Data Dumps. 2013
4. Czech National Authority Database
5. MusicBrainz
6. [Source](https://bdl.stat.gov.pl/api/v1/data/localities/by-unit/023015718074-0937250?var-id=1639616&format=jsonapi)
7. [Source](https://bdl.stat.gov.pl/api/v1/data/localities/by-unit/023015718074-0937250?var-id=1639618&format=jsonapi)
8. [Source](https://bdl.stat.gov.pl/api/v1/data/localities/by-unit/023015718074-0937250?var-id=1639617&format=jsonapi)
9. GeoNames
10. [Source](https://service.unece.org/trade/locode/pl.htm)