Altsasu, Navarre
Altsasu: Municipality of Spain
About
Quick Facts about Altsasu
| Population : | 7,443 |
| Country : | Spain |
| State : | Navarre (Spain) |
| County : | Provincia de Navarra |
| Head of government : | mayor of Altsasu |
| Postal code : | 31800 |
| Plate code : | NA |
| Area : | 26.8 km2 |
| Official name : | Altsasu/Alsasua |
| Male population : | 3761 |
| Official language : | Spanish, Basque |
| Female population : | 3682 |
| Altitude : | 1,732 feet / 528 meters |
| Time Zone : | UTC+01:00 |
| Local time : | 06:35:37 (7th December 2025) |
Geography
Altsasu is located at 42°53'60"N 2°9'55"W (42.8999900, -2.1651600).
Altsasu map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
- Official Website
Official website of Altsasu
- Garazi Urrestarazu Zubizarreta , 2015 2011-01-01T00:00:00Z
- Javier Ollo , 2015-01-01T00:00:00Z
Altsasu has 1 neighbours.
- Ataun municipality of Spain
Demographics
| Year | Population | % Change | Method |
| 2001 | 7,201 | - | register office |
| 2002 | 7,281 | 1.1% | register office |
| 2004 | 7,377 | 1.3% | register office |
| 2005 | 7,455 | 1.05% | register office |
| 2006 | 7,501 | 0.61% | register office |
| 2007 | 7,527 | 0.35% | register office |
| 2008 | 7,571 | 0.58% | register office |
| 2009 | 7,623 | 0.68% | register office |
| 2010 | 7,698 | 0.97% | register office |
| 2011 | 7,655 | -0.56% | register office |
| 2012 | 7,691 | 0.47% | register office |
| 2013 | 7,711 | 0.26% | register office |
| 2014 | 7,612 | -1.3% | register office |
| 2015 | 7,490 | -1.63% | register office |
| 2016 | 7,471 | -0.25% | register office |
| 2017 | 7,419 | -0.7% | register office |
| 2018 | 7,407 | -0.16% | register office |
| 2019 | 7,443 | 0.48% | register office |
Al'casu, Al'sasua, Alsasua, Alsasua – Altsasu, Altsasu, Altsasu/Alsasua, a er te sa su, Альсасуа, Альцасу, 阿尔特萨苏
