# Ibadan

> capital city of Oyo State in Nigeria

**Wikidata**: [Q183298](https://www.wikidata.org/wiki/Q183298)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ibadan)  
**Source**: https://4ort.xyz/entity/ibadan

## Summary
Ibadan is a city in Nigeria that serves as the capital of Oyo State. Established in 1829, it is a large human settlement covering an area of 3,080 square kilometers with a population of 2,550,593 as of 2006. The city is located at an elevation of 230 meters above sea level within the UTC+01:00 timezone.

## Key Facts
- **Class**: City (large human settlement)
- **Inception**: 1829
- **Location**: Oyo State, Nigeria
- **Role**: Capital of Oyo State
- **Population**: 2,550,593 (point in time: 2006)
- **Area**: 3,080 square kilometres
- **Elevation**: 230 metres above sea level
- **Coordinates**: 7.3775°N, 3.905833°E
- **Timezone**: UTC+01:00
- **UN/LOCODE**: NGIBA
- **Native Label**: Ìbàdàn (pronunciation: ì.bà.dã̀)
- **Sister City**: Cleveland
- **Website**: https://oyostate.gov.ng/ (English)

## FAQs
**Where is Ibadan located?**
Ibadan is situated in Oyo State, Nigeria, at coordinates 7.3775 latitude and 3.905833 longitude. It sits at an elevation of 230 metres.

**When was Ibadan founded?**
The city was established in 1829.

**What is the population and size of Ibadan?**
According to 2006 records, the population was 2,550,593. The city covers a total area of 3,080 square kilometres.

**What administrative role does Ibadan play?**
It functions as the capital city of Oyo State in Nigeria.

## Why It Matters
Ibadan holds significance as the administrative capital of Oyo State, serving as a central hub for the region's governance and infrastructure. With a history dating back to 1829, it represents a long-standing human settlement in Nigeria. Its considerable population of over 2.5 million residents (as of 2006) and expansive area of 3,080 square kilometers mark it as a major demographic and geographic entity. The city is recognized internationally through numerous identifiers, such as its UN/LOCODE (NGIBA) and inclusion in major encyclopedias like Encyclopædia Britannica and Treccani, underlining its status as a distinct and notable global location. Its cultural footprint is further evidenced by its twin city relationship with Cleveland and the existence of oral histories preserving its native language.

## Notable For
- **Administrative Centrality**: Serves as the capital of Oyo State.
- **Historical Depth**: Founded in 1829, it has a documented history spanning nearly two centuries.
- **Scale**: Encompasses a massive land area of 3,080 square kilometers.
- **Global Recognition**: Assigned the UN/LOCODE `NGIBA` and cataloged by major global libraries and encyclopedias.
- **Cultural Ties**: Maintains a sister-city relationship with Cleveland.
- **Media Presence**: Subject of a short oral history video in the native Ibadan language and extensively covered across 78 sitelinks and multiple Wikipedia languages.

## Body

### Geography and Demographics
Ibadan is geographically positioned at latitude 7.3775 and longitude 3.905833. The city rests at an elevation of 230 metres above sea level. It spans a total area of 3,080 square kilometres. Demographically, the most recent census data provided indicates a population of 2,550,593, recorded during the point in time of 2006. The city operates within the UTC+01:00 timezone.

### Governance and Administration
As the capital city of Oyo State, Ibadan is a primary administrative center in Nigeria. The official website for the state is `https://oyostate.gov.ng/`, which operates in English. The city maintains a formal twinning agreement with Cleveland. It is politically distinct from the city of Abadan, a differentiation noted in international records.

### History and Culture
The inception of Ibadan is recorded as 1829. The city is locally known as **Ìbàdàn**, with the phonetic pronunciation `ì.bà.dã̀`. Cultural documentation includes a short oral history video available on Wikimedia Commons, recorded in the Ibadan language by a native speaker. The city has been a subject of academic and encyclopedic interest for over a century, having been described by the **Encyclopædia Britannica 11th edition** (specifically the 1911 Encyclopædia Britannica/Ibadan entry). Historical timelines are cataloged under "timeline of Ibadan."

### Visual and Media Documentation
Extensive visual documentation of the city exists in the public domain.
- **Aerial Imagery**: Includes `Aerial_view_of_Ibadan_from_the_top_of_Mapo_Hall_1.jpg` and `Ibadan_Aerial_View.jpg`.
- **Mapping**: Detailed maps are available via `Ibadan_OSM_01.png` and `Locator_Map_Ibadan-Nigeria.png`.
- **Scenery**: A nighttime view is captured in `Sunset,_Ibadan_Nigeria._14th_May,_2019._7;18pm.jpg`.
- **Tourism**: A Wikivoyage page banner is available (`Ibadan_Wikivoyage_banner.jpg`).

### International Identifiers and Classifications
Ibadan is extensively cataloged in global knowledge bases, libraries, and geographic databases.

**Library and Bibliographic Authorities**:
- **Library of Congress**: n79061289
- **Bibliothèque nationale de France**: 11958225q
- **German National Library (GND)**: 4089309-1
- **VIAF (Virtual International Authority File)**: 239467307
- **National Library of Israel**: 987007562086005171
- **Canadiana Name Authority**: ncf10432976
- **IdRef (Sudoc)**: 027570290, 028389603

**Encyclopedic References**:
- **Encyclopædia Britannica Online**: place/Ibadan
- **Treccani**: ibadan (Enciclopedia Italiana 1933, Dizionario di Storia 2010)
- **Encyclopædia Universalis**: ibadan
- **Great Russian Encyclopedia**: 1997315 (online), ibadan-eb23c5 (portal)
- **Gran Enciclopèdia Catalana**: ibadan
- **Arab Encyclopedia**: 1969
- **TDV Encyclopedia of Islam**: ibadan
- **Grove Art Online**: T039719

**Geographic and Database IDs**:
- **GeoNames**: 2339354
- **UN/LOCODE**: NGIBA
- **Getty Thesaurus of Geographic Names**: 7000537
- **Who's on First**: 1125988111
- **Freebase**: /m/01zsrb
- **MusicBrainz Area**: d112fe5e-e8d0-49ce-a447-b937e48e94bb
- **Facebook Location**: 110750615620590
- **Google Play Store ID**: Ibadan
- **Quora Topics**: Ibadan-Nigeria, Nigeria-Oyo-State, Ibadan-Oyo-Nigeria, OYO

### Digital Presence and Categories
The entity is widely represented on the web with a **Wikipedia title** "Ibadan" and a **Wikidata description** "capital city of Oyo State in Nigeria." It is categorized under **Commons Category**: Ibadan. The topic is covered in a vast array of languages including English, Arabic (أبادان, ايبادان), Yoruba (yo), and many others, totaling 78 sitelinks. Categories associated with people include "Category:People from Ibadan" and "Category:Deaths in Ibadan." It is also associated with "Category:Films shot in Ibadan."

## References

1. GEOnet Names Server. 2018
2. Virtual International Authority File
3. BnF authorities
4. Freebase Data Dumps. 2013
5. MusicBrainz
6. GeoNames
7. BBC Things
8. [Source](https://service.unece.org/trade/locode/ng.htm)
9. Treccani's Enciclopedia on line
10. Enciclopedia Treccani
11. [archINFORM](https://www.archinform.net/service/wd_aiort.php)
12. Dizionario di Storia
13. National Library of Israel Names and Subjects Authority File
14. museum-digital