Elevation of Siero, Spain
699ft
above sea level · 213 m
Siero is a city of 53,049 people in Asturias, the 4th largest in the region. Of Spain’s 153 municipalities with more than 50,000 people, it’s the 66th highest.
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Key facts
- Coordinates
- 43.39° N · 5.66° W
- Degrees, minutes and seconds: 43° 23′ 33″ N · 5° 39′ 38″ W
- UTM coordinates
- 30T · 284,523 E · 4,807,849 N
- Zone 30 · ETRS89, the official datum on the mainland, the Balearic Islands, Ceuta and Melilla
- Municipality
- Siero
- INE code 33066
- Time zone
- Central European Time
- UTC+1 · UTC+2 in summer
- Population (2025)
- 53,049 people
- 81.6 sq mi municipality · 650 people/sq mi
- Ground height (MDT05)
- 698 ft (212.9 m)
- What the IGN’s terrain model measures at this exact point. The official elevation is 699 ft.
Population
Siero had 53,049 residents on January 1, 2025, according to Spain’s municipal register (Padrón), 1.6% more than in 2015, when it had 52,191. The municipality covers 81.6 sq mi, a density of 650 people/sq mi, against a Spanish average of 251 people/sq mi.
It’s the 4th most populous of the 78 municipalities in Asturias, after Gijón (269,894), home to 5.2% of its people.
Compared with Spain’s cities over 50,000
Siero sits 699 ft (213 m) above sea level. Of the 153 Spanish municipalities with more than 50,000 people, the highest is Ávila, at 3,691 ft, and the lowest is Melilla, at 7 ft. The average is 919 ft, so Siero is 220 ft below it.
The regional capital, Oviedo, is 9.5 mi away in a straight line and 72 ft higher than Siero.
Of the 4 cities in Asturias with an elevation page, Siero is the 2nd highest. The others are Oviedo (771 ft), Avilés (33 ft), and Gijón (23 ft).
According to the IGN’s summit table, the highest point in Asturias is Torre Cerredo, at 8,691 ft (2,649 m). It lies 43 mi away in a straight line, 7,992 ft above Siero.
- 66 Siero 699 ft
Each color band is 500 m (1,640 ft), the same colors as the map. See the full list
Nearest cities with a page
Tools for this place
Frequently asked questions
What people most often ask about the elevation of Siero.
What is the elevation of Siero, Spain?
Siero sits at 699 feet (213 meters) above sea level. That’s the official figure from Spain’s National Geographic Institute (IGN), measured at the reference point of the town center.
What are the coordinates of Siero?
Latitude 43.39258 and longitude -5.66056 in decimal degrees (43° 23′ 33″ N · 5° 39′ 38″ W). In UTM, zone 30: 284,523 E and 4,807,849 N, in the ETRS89 datum.
How does Siero rank among Spain’s highest cities?
It’s the 66th highest of the 153 municipalities with more than 50,000 people. The highest is Ávila (3,691 ft) and the lowest, Melilla (7 ft).
Which is higher, Siero or Oviedo?
Oviedo. Siero sits at 699 ft and Oviedo at 771 ft: a difference of 72 ft, 9.5 mi apart in a straight line.
How is elevation measured?
Elevation is the height of a point above mean sea level. Mapping agencies such as Spain’s IGN measure it on the ground with leveling and survey-grade GPS. Maps read it from an elevation model, a grid with the ground height at every point, so the model can differ by a few meters from the official figure, especially on sharp summits.
Sources
- IGN · IGR Poblaciones (population centers) Official elevation and coordinates of the town center. CC BY 4.0 license.
- MDT05 Digital Terrain Model (IGN) Ground height at this exact point, to check the figure. 5 m grid, CC BY 4.0 license.
- Municipal register (INE), January 1, 2025 Population: our own work with data from the INE website (www.ine.es). Area: IGN (CC BY 4.0).
- Terrain Tiles (AWS Open Data) Hillshading on the map, from public data by USGS, NASA, Copernicus and others.
- OpenStreetMap and OpenFreeMap The base map, with OpenStreetMap data (ODbL).
Reviewed October 31, 2026 · Methodology and sources · Spotted a mistake? Let us know