Extremadura is contained between 37° 57′ and 40° 85′ N latitude, and 4° 39′ and 7° 33′ W longitude.
The area of Extremadura is 41,633 km2 (16,075 sq mi), making it the fifth largest of the Spanish autonomous communities.
It is located in the Southern Plateau (a subdivision of the
Towering over 2,400 m, the Calvitero is considered to be the Extremadura's highest point.
In the north is the Sistema Central with the highest point in Extremadura, 2,401 m (7,877 ft) high
Calvitero. The main subranges of the Sistema Central in Extremadura are the Sierra de Gata and Sierra de Béjar.
In the centre is the Sierra de las Villuercas, which reaches an altitude of 1,603 m (5,259 ft) on the Pico de las Villuercas. Other notable ranges are Sierra de Montánchez and the Sierra de San Pedro, which form part of the greater Montes de Toledo system.
To the south rises the Sierra Morena, which separates Extremadura from Andalusia, and the
Sierra de Tentudía, with the highest peak in Extremadura as
Pico Tentudía at 1,104 m (3,622 ft).
The Garganta de Cuartos in northeastern Extremadura
There are four different hydrographic basins:
- The basin of the Tagus (Spanish: Tajo), with two principal tributaries: on the right, the Tiétar and the Alagón; and on the left, the Almonte, Ibor, Salor and the Sever. The tributaries on the right edge carry a large quantity of water, which feed the gorges of the Sistema Central where the rainfall is abundant and the winter brings a great quantity of snow.
- The basin of the Guadiana, which has principal tributaries: to the right: Guadarranque and
Ruecas to the left: Zújar River which is its plentiful tributary and the
- The basin of the Guadalquivir with only 1,411 km2 (545 sq mi) in Extremadura (2.45% of total).
- The basin of the Douro (Spanish: Duero) with only 35 km2 (14 sq mi) in Extremadura (0.04% of its basin).