# Treinta y Tres

> city of Treinta y Tres Department, Uruguay

**Wikidata**: [Q830390](https://www.wikidata.org/wiki/Q830390)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Treinta_y_Tres)  
**Source**: https://4ort.xyz/entity/treinta-y-tres

## Summary
Treinta y Tres is the capital city of the Treinta y Tres Department in Uruguay. Founded on March 10, 1853, it serves as a significant administrative and population center in the region. As of the 2023 census, the city has a population of 25,870.

## Key Facts
- **Country**: Uruguay
- **Location**: Treinta y Tres Department (Capital)
- **Inception**: March 10, 1853
- **Population**: 25,870 (2023 Census); 25,477 (2011 Census)
- **Coordinates**: Latitude -33.231597, Longitude -54.386258
- **Elevation**: 54 meters above sea level
- **Time Zone**: America/Montevideo
- **Postal Code**: 33000
- **UN/LOCODE**: UYTYT
- **Demonym**: Olimareño (masculine), Olimareña (feminine)
- **Aliases**: Olimarena, Треинта-и-Трес

## FAQs
**Where is Treinta y Tres located?**
Treinta y Tres is a city located in eastern Uruguay. It serves as the capital of the Treinta y Tres Department.

**What is the population of Treinta y Tres?**
According to the 2023 Uruguayan census, the population of Treinta y Tres is 25,870. This represents a slight increase from the 2011 census, which recorded 25,477 residents.

**What are the demonyms for residents of Treinta y Tres?**
Residents are known as "Olimareño" (masculine singular) or "Olimareña" (feminine singular). The city is also referred to by the aliases Olimarena, Olimareno, and Треинта-и-Трес.

**When was Treinta y Tres founded?**
The city was founded on March 10, 1853.

## Why It Matters
As the departmental capital, Treinta y Tres is the primary administrative and urban hub for the Treinta y Tres region. Its designation as a city and its specific inclusion in numerous international knowledge bases (such as GeoNames, VIAF, and the Encyclopædia Britannica) underscore its status as a recognized and structured population center within Uruguay. The city maintains a distinct cultural identity, evidenced by its specific demonyms and heraldic symbols like its flag and coat of arms.

## Notable For
- **Administrative Role**: Serves as the capital of the Treinta y Tres Department.
- **Founding Date**: Established in 1853, giving it a documented history spanning over a century and a half.
- **Cultural Identity**: Possesses unique demonyms (Olimareño/Olimareña) and distinctive heraldic imagery.
- **Global Connectivity**: Assigned the UN/LOCODE "UYTYT" and integrated into global postal and logistical networks.
- **Digital Presence**: Extensively cataloged across 41 different Wikipedia language editions and major international identifier systems.

## Body

### Geography and Location
Treinta y Tres is situated in the Treinta y Tres Department of Uruguay. Geographically, it is positioned at coordinates -33.231597°S, -54.386258°W. The city rests at an elevation of 54 meters above sea level. It operates within the 'America/Montevideo' time zone.

### Demographics and History
The city was officially established on March 10, 1853. Demographic data tracks the city's growth over the 21st century:
- **2011 Census**: The population was recorded as 25,477.
- **2023 Census**: The most recent count lists the population at 25,870.
Residents of the city are formally known as *Olimareño* (for males) and *Olimareña* (for females). Other names and aliases associated with the location include *Olimarena*, *olimareno*, and *Треинта-и-Трес*.

### Administration and Infrastructure
As the capital of the Treinta y Tres Department, the city functions as the local seat of government. It is assigned the postal code **33000** and the United Nations Code for Trade and Transport Locations (UN/LOCODE) **UYTYT**.

Key infrastructure and location identifiers include:
- **OpenStreetMap Node ID**: 1374267802
- **OpenStreetMap Relation ID**: 3256072
- **GeoNames ID**: 3439781
- **OpenWeatherMap City ID**: 3439781

### Media and Visual Identity
The city maintains a distinct visual identity through specific heraldic and graphic symbols:
- **Flag**: Flag of Treinta y Tres.
- **Coat of Arms**: Visual representations are derived from the "Coat of arms of Treinta y Tres Department."
- **Imagery**: A prominent image of the city is hosted on Wikimedia Commons (`Treinta_y_tres.jpg`), and a specific page banner (`Estación_de_Treinta_y_tres_Wikivoyage_Banner.jpg`) is utilized for travel documentation.

### Global Identifiers and Classifications
Treinta y Tres is extensively indexed in international library, scientific, and knowledge systems:
- **Encyclopedic Sources**: Indexed in the Encyclopædia Britannica Online (ID: place/Treinta-y-Tres).
- **Library Authorities**: Listed in the Library of Congress Authority File (ID: n82251277), the German National Library (GND ID: 4249397-3), and the National Library of Israel (J9U ID: 987007559849805171).
- **Music and Arts**: Has a MusicBrainz Area ID (75833746-c0ee-4435-9b0e-441c4b298ba9) and an Archinform location ID (54182).
- **Digital Knowledge Bases**: Includes a VIAF ID (129036920), a Freebase ID (/m/06dh5c), and a "Who's on First" ID (890444641).
- **Wikipedia Coverage**: The entity has a sitelink count of 41 across various language editions, including English, Spanish, German, French, Russian, Chinese, and Simple English.

### Categories and Associations
The city is associated with specific categories for further classification and archival purposes:
- **Topic's Main Category**: Category:Treinta y Tres, Uruguay.
- **People from this location**: Category:Olimareños and Category:People from Treinta y Tres.

## References

1. Virtual International Authority File
2. Freebase Data Dumps. 2013
3. MusicBrainz
4. Flickr Shapefiles Public Dataset 2.0
5. GeoNames
6. BBC Things
7. [Source](https://service.unece.org/trade/locode/uy.htm)
8. [archINFORM](https://www.archinform.net/service/wd_aiort.php)
9. National Library of Israel Names and Subjects Authority File