# Aigio

> city in Achaea, West Greece

**Wikidata**: [Q212686](https://www.wikidata.org/wiki/Q212686)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Aigio)  
**Source**: https://4ort.xyz/entity/aigio

## Summary
Aigio is a city in Achaea, West Greece, situated at coordinates 38.25°N, 22.08°E at an elevation of 65 meters above sea level. It serves as the capital of the Aigialeia Municipality and was historically the capital of the Achaean League. The city has a population of 20,249 according to the 2021 Greek census.

## Key Facts
- **Country**: Greece
- **Administrative Status**: City; capital of Aigialeia Municipality; former capital of Achaean League; former capital of Aigialeia Province (until 1997)
- **Population**: 20,249 (2021 census, preferred value); 19,857 (2021 resident population); 21,772 (2001); 22,330 (1991); 20,422 (2011); 15,070 (1951 de facto)
- **Coordinates**: Latitude 38.25055555555556, Longitude 22.08111111111111
- **Elevation**: 65 meters above sea level
- **Postal Code**: 251 00
- **Local Dialing Code**: 2691
- **Native Name**: Αίγιο
- **Alternate Names**: Aigion, Vostizza, Vostitsa, アイーギオ, Эгион, Эгио
- **Instance Of**: City (large human settlement)
- **Twin Cities**: Koekelberg (Belgium), Alba Iulia (Romania, since 2001), Kalavryta (Greece)
- **Historical References**: Described in Pauly–Wissowa and Meyers Konversations-Lexikon, 4th edition (1885–1890)
- **Image**: View of the port (Άποψη του λιμανιού)
- **Website**: https://aigialeia.eu

## FAQs
**What is the population of Aigio?**
The preferred population figure from the 2021 Greek census is 20,249, while the resident population count for the same year is 19,857. Historical populations include 21,772 (2001), 22,330 (1991), 20,422 (2011), and 15,070 (1951 de facto population).

**Where is Aigio located?**
Aigio is located in Achaea, West Greece, within the Aigialeia Municipality and the Commune of Aegio. Its coordinates are approximately 38.25°N, 22.08°E, and it sits at an elevation of 65 meters above sea level.

**What is Aigio's historical significance?**
Aigio was the capital of the Achaean League, a confederation of Greek city-states. It also served as the capital of the Aigialeia Province until 1997 and is currently the capital of the Aigialeia Municipality. The city is referenced in classical encyclopedias such as Pauly–Wissowa and Meyers Konversations-Lexikon (1885–1890).

**What are the twin cities of Aigio?**
Aigio is twinned with Koekelberg (Belgium), Alba Iulia (Romania, since 2001), and Kalavryta (Greece).

**What are the administrative and civic details of Aigio?**
Aigio's postal code is 251 00, its local dialing code is 2691, and its official website is https://aigialeia.eu. The city's native name is Αίγιο, and it is also known by aliases such as Aigion, Vostizza, and Vostitsa.

## Why It Matters
Aigio holds significance as a historical and administrative center in West Greece. Its role as the former capital of the Achaean League underscores its importance in ancient Greek political history, while its current status as the capital of the Aigialeia Municipality highlights its continued regional relevance. The city's consistent population (ranging between 15,000 and 22,000 over decades) and its international twinning partnerships reflect its stable community and global connections. Its documentation in major classical encyclopedias and its presence in multiple Wikipedia languages (32 editions) further demonstrate its cultural and historical note.

## Notable For
- **Historical Capital**: Served as the capital of the Achaean League, a significant ancient Greek confederation.
- **Administrative Hub**: Capital of Aigialeia Municipality and former capital of Aigialeia Province (until 1997).
- **International Partnerships**: Twin city relationships with Koekelberg (Belgium), Alba Iulia (Romania, since 2001), and Kalavryta (Greece).
- **Classical Documentation**: Referenced in Pauly–Wissowa and Meyers Konversations-Lexikon, 4th edition (1885–1890).
- **Multilingual Presence**: Wikipedia articles in 32 languages, including Greek, English, French, German, and Russian.
- **Stable Population**: Maintained a population between approximately 15,000 and 22,000 from 1951 to 2021.
- **Geographical Note**: Located at 38.25°N, 22.08°E with an elevation of 65 meters above sea level.

## Body

### Geography and Location
Aigio is situated in the region of Achaea, West Greece, within the Aigialeia Municipality and the Commune of Aegio. The city's precise coordinates are latitude 38.25055555555556 and longitude 22.08111111111111, and it lies at an elevation of 65 meters above sea level. A view of its port (Άποψη του λιμανιού) is documented in available imagery. The locator map for Aigio is accessible via the provided Commons file.

### Administrative and Political History
Aigio is classified as a city, defined as a large human settlement. It currently serves as the capital of the Aigialeia Municipality. Historically, it was the capital of the Achaean League, a prominent confederation in ancient Greece, and the Aigialeia Province until the province's dissolution in 1997.

### Demographics
Population data for Aigio spans several decades:
- **2021**: 20,249 (census, preferred); 19,857 (resident population)
- **2011**: 20,422 (resident population)
- **2001**: 21,772 (resident population)
- **1991**: 22,330 (resident population)
- **1951**: 15,070 (de facto population)

The preferred 2021 census figure is 20,249, sourced from the 2021 Greek census.

### International Relations
Aigio maintains twinning agreements with three municipalities:
- **Koekelberg** (Belgium)
- **Alba Iulia** (Romania, twinning established in 2001)
- **Kalavryta** (Greece)

### Civic Infrastructure and Identifiers
The city's postal code is 251 00, and its local dialing code is 2691. Its official website is https://aigialeia.eu. Aigio is assigned multiple identifiers across various databases:
- **VIAF ID**: 151351754
- **Library of Congress Authority ID**: n86033939
- **GeoNames ID**: 265500
- **OpenStreetMap Node ID**: 300808140
- **GNS Unique Feature ID**: -813431
- **Who's on First ID**: 101849401
- **Bibliothèque Nationale de France ID**: 15100059p
- **National Library of Israel J9U ID**: 987007557704505171
- **WorldCat Entities ID**: E39PBJmMXHB8rg3qTB4kXQMpT3
- **SNARC ID**: 2012 Geneva Open Challenger
- **Oxford Classical Dictionary ID**: 91
- **Pinakes City ID**: 6
- **ELSTAT Geographical Code**: 3702010101
- **OpenWeatherMap City ID**: 265500
- **Museum Digital Place ID**: 37628
- **Yale LUX ID**: place/1f7a2610-9fab-440f-bf82-b38baac483f2
- **Thesaurus Linguae Aegyptiae Thesaurus ID**: 5LVHK3H23FANLAJ6VXX2WDGQIE
- **Freebase ID**: /m/02p4vb

### Historical and Academic Documentation
Aigio is described in the Pauly–Wissowa encyclopedia (with a dedicated entry "Aigion (Pauly-Wissowa)") and Meyers Konversations-Lexikon, 4th edition (1885–1890). These sources underscore the city's historical and academic note.

### Linguistic and Cultural Presence
The city's native name is Αίγιο, and it is known by several aliases, including Aigion, Vostizza, Vostitsa, アイーギオ, Эгион, and Эгио. Wikipedia articles about Aigio exist in 32 languages, such as Arabic, Bulgarian, Catalan, German, Greek, English, Spanish, French, Hungarian, Italian, Polish, Russian, Swedish, Turkish, and Ukrainian, among others. The main category for Aigio on Wikimedia Commons is "Category:Aigio," with a related category "Category:Views of Aigio" for visual representations.

### References and Sources
Key references include the 2021 Greek census, Wikidata, and various authority files such as the Library of Congress and Bibliothèque Nationale de France. The city's image and locator map are sourced from Wikimedia Commons. The IDREF database entry (ID 139637249) links to the VIAF record as of July 6, 2022. The Freebase entry dates to October 28, 2013.

## References

1. [Αδελφοποιησεισ](http://www.aigialeia.gov.gr/el/node/34)
2. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
3. BnF authorities
4. Virtual International Authority File
5. Freebase Data Dumps. 2013
6. 2021 Greek census
7. Greek census 1951
8. GeoNames
9. National Library of Israel Names and Subjects Authority File