# Hermosillo

> city in Mexico, Sonora state capital

**Wikidata**: [Q189138](https://www.wikidata.org/wiki/Q189138)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hermosillo)  
**Source**: https://4ort.xyz/entity/hermosillo

## Summary

Hermosillo is a city in Mexico and the state capital of Sonora. Founded in 1700, it serves as the capital of both the state of Sonora and Hermosillo Municipality. It is a large human settlement with a population of 855,563 as of the 2020 census.

## Key Facts

- **Official Name**: Hermosillo
- **Country**: Mexico
- **Inception**: 1700
- **Population**: 855,563 (2020 census); 715,061 (2010); 641,791 (2005); 545,928 (2000); 406,417 (1990); 297,175 (1980); 43,516 (1950); 19,959 (1930)
- **Coordinates**: 29.075°N, -110.95833333333333°W
- **Elevation**: 200 meters above sea level
- **Time Zone**: Mountain Time Zone
- **Demonym**: Hermosillense (applies to both masculine and feminine singular)
- **Capital Of**: Sonora; Hermosillo Municipality; Indépendance de Sonore
- **Located In**: Hermosillo Municipality
- **Instance Of**: City; Big city; Locality of Mexico
- **Aliases**: Pitic, HMO
- **Postal Code**: 83000–83299
- **Local Dialing Code**: 662
- **Licence Plate Code**: 26
- **UN/LOCODE**: MXHMO
- **Website**: http://www.hermosillo.gob.mx/

## FAQs

**What is the population of Hermosillo?**
The city has experienced significant growth, reaching a population of 855,563 in the 2020 census. Historical records show a steady increase from 19,959 in 1930 to over 800,000 today.

**Where is Hermosillo located?**
Hermosillo is located in northwestern Mexico within the state of Sonora. It sits at an elevation of 200 meters and operates within the Mountain Time Zone.

**What sister city relationships does Hermosillo maintain?**
Hermosillo is twinned with several international cities, including Phoenix (since 1976), Irvine (since 1990), Tucson, and Dearborn in the United States, as well as Torreón, Norwalk, and Riyadh.

**What identifiers are used for Hermosillo in databases?**
The city is tracked under numerous IDs including the INEGI locality ID 260300001, VIAF ID 145406494, Geonames ID 4004898, and the Library of Congress Authority ID n79115516.

## Why It Matters

As the capital of Sonora, Hermosillo serves as the primary administrative and political center for one of Mexico's key northern states. Its designation as a "big city" and its substantial population growth—increasing more than forty-fold between 1930 and 2020—highlight its role as a major demographic and economic hub in the region. The city maintains international relevance through established sister city relationships with major U.S. cities like Phoenix and Irvine, fostering cross-border cooperation.

## Notable For

- **State Capital**: Serves as the capital city of Sonora state.
- **Rapid Growth**: Population increased from 19,959 in 1930 to 855,563 in 2020.
- **International Ties**: Established sister city relationship with Phoenix in 1976 and Irvine in 1990.
- **Administrative Center**: Capital of Hermosillo Municipality.
- **Historical Foundation**: Founded in 1700, making it one of the older settlements in the region.

## Body

### Geography and Location
Hermosillo is geographically positioned at coordinates 29.075 latitude and -110.95833333333333 longitude. The city sits at an elevation of 200 meters above sea level. It falls within the Mountain Time Zone. Administratively, it is located within Hermosillo Municipality, of which it is also the capital. The postal codes for the area range from 83000 to 83299.

### Demographics and Population Trends
The city has documented extensive census data tracking its growth over nearly a century. The population trajectory is as follows:
- 1930: 19,959
- 1950: 43,516
- 1980: 297,175
- 1990: 406,417
- 2000: 545,928
- 2005: 641,791
- 2010: 715,061
- 2020: 855,563 (preferred value)

The demonym for residents is "hermosillense," applicable to both masculine and feminine singular forms.

### Governance and Administration
Hermosillo functions as the capital of the state of Sonora and the municipality of Hermosillo. It is also associated with the historical entity "Indépendance de Sonore." The city's official website is http://www.hermosillo.gob.mx/. The local dialing code is 662, and the licence plate code is 26.

### International Relations
The city maintains multiple sister city relationships:
- **Phoenix, USA**: Relationship established in 1976.
- **Irvine, USA**: Relationship established in 1990.
- **Dearborn, USA**
- **Tucson, USA**
- **Norwalk, USA**
- **Torreón, Mexico**
- **Riyadh, Saudi Arabia**

### Identifiers and Classifications
Hermosillo is classified as a "city," "big city," and "locality of Mexico." It holds numerous identifiers across global databases:
- **INEGI Locality ID**: 260300001
- **VIAF ID**: 145406494
- **Geonames ID**: 4004898
- **UN/LOCODE**: MXHMO
- **Library of Congress Authority ID**: n79115516
- **Freebase ID**: /m/012thc
- **MusicBrainz Area ID**: afa5f14e-f6a2-440e-8147-e76eff0818e8
- **U.S. National Archives Identifier**: 10037308
- **GNS Unique Feature ID**: -1670493
- **OpenStreetMap Node ID**: 273589239

### Media and Visual Resources
Visual documentation of the city includes a skyline image, a coat of arms (Escudo de Hermosillo.svg), a montage image, and a page banner. The city logo is also available via Wikimedia Commons. An audio pronunciation file (Hermosillo.ogg) is available for the native label.

### Encyclopedic and Academic References
The city is described by sources including the Brockhaus and Efron Encyclopedic Dictionary and Meyers Konversations-Lexikon (4th edition, 1885–1890). It has entries in the Encyclopædia Britannica Online (place/Hermosillo), Encyclopedia of China (third edition ID: 559314), and the Gran Enciclopèdia Catalana.

### Wikipedia and Online Presence
The entity has a sitelink count of 75 and is covered in Wikipedia languages including English, Spanish, Russian, and many others. It has a Quora topic (Hermosillo-Sonara-Mexico) and a Facebook location ID (114729365207916). The Google Play Store ID is "Hermosillo," and the Apple App Store ID is 1520489649.

## References

1. GEOnet Names Server. 2018
2. [Source](https://www.hermosillo.gob.mx/boletines/Sala-Prensa.aspx?articleid=11284)
3. [Source](https://www.socalsistercities.org/wp-content/uploads/2015/05/Libro1.pdf)
4. [Source](https://www.cityofirvine.org/multicultural-and-international-affairs/hermosillo-mexico)
5. [Source](https://portales.sre.gob.mx/coordinacionpolitica/images/images/stories/documentos_gobiernos/rai/son/son007.pdf)
6. Virtual International Authority File
7. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
8. [Source](https://micodigopostal.org/sonora/hermosillo/)
9. [Source](http://www.inafed.gob.mx/work/enciclopedia/EMM26sonora/municipios/26030a.html)
10. [Instituto Nacional de Estadística y Geografía](https://www.inegi.org.mx/programas/ccpv/2020/)
11. Freebase Data Dumps. 2013
12. [Source](http://www.snim.rami.gob.mx/)
13. MusicBrainz
14. [Instituto Nacional de Estadística y Geografía](https://www.inegi.org.mx/programas/ccpv/2010/)
15. [Instituto Nacional de Estadística y Geografía](https://www.inegi.org.mx/programas/ccpv/2005/)
16. GeoNames
17. [Source](https://service.unece.org/trade/locode/mx.htm)
18. Instituto Nacional de Estadística y Geografía