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Bío Bío Province

Provincia de Bío Bío
General view of Los Ángeles
General view of Los Ángeles
Official seal of Bío Bío Province
Country  Chile
Region Bío Bío
Capital Los Ángeles
Comunas See list
 • Type Provincial
 • Total 14,987.9 km2 (5,786.9 sq mi)
 (2002 Census)
 • Total 353,315
 • Density 23.57335/km2 (61.05469/sq mi)
Time zone UTC-4 (CLT)
 • Summer (DST) UTC-3 (CLST)
Website Official website

The Bío Bío Province (Spanish: Provincia de Bío Bío) is one of three provinces of the Chilean region of Bío Bío (VIII). The provincial capital is the city of Los Ángeles.


The Bío Bío province is in the southeast of the Bío Bío region with an area of 14,987.9 sq mi (38,818 km2). It is the only province of the region that is not along the coast. The capital, Los Ángeles, is to the southeast of Concepción, the capital of the region.

Bío Bío is bordered to the north by the Ñuble province, to the west by the Concepción province, to the east by Argentina, to the south by the Araucanía region and to the southwest by the Arauco province .

The main river that flows through the province is the Bío Bío.


The climate of Los Ángeles is a Mediterranean climate, Cfb in the Köppen climate classification.

The average amount of precipitation for the year in Los Ángeles is 1,069.3 mm (42.1 in). The month with the most precipitation on average is May with 254 mm (10.0 in) of precipitation. The month with the least precipitation on average is February with an average of 15.2 mm (0.6 in).

The average temperature for the year in Los Ángeles is 13.9 °C (57.0 °F). The warmest month, on average, is January with an average temperature of 20 °C (68 °F). The coolest month on average is July, with an average temperature of 7.8 °C (46.0 °F).


As of 2002 (last national census), there were 353,315 people living in the province, giving it a population density of 23.6 inhabitants/km². The urban population was 245,775 persons (70% of the total).

The largest city of the province, in 2002, is its capital, Los Ángeles, with 117,972 inhabitants. Other cities are Mulchén (21,819 inhabitants) and Nacimiento (20,884 inhabitants).


As a province, Bío Bío is a second-level administrative division, consisting of 14 communes (comunas). The city of Los Ángeles serves as the provincial capital. The province is administered by a governor.

Biobío Comunas
Bío Bío province
Code Comuna Capital Area
08301 12 Los Ángeles Los Ángeles 1,748.2 166,556 95.3
08302   9 Antuco Antuco 1,884.1 3,908 2.1
08303 10 Cabrero Cabrero 640.8 25,282 39.5
08304 11 Laja Laja 339.8 22,404 65.9
08305 13 Mulchén Mulchén 1,925.3 29,003 15.1
08306 14 Nacimiento Nacimiento 934.9 25,971 27.8
08307 15 Negrete Negrete 156.5 8,579 54.8
08308 16 Quilaco Quilaco 1,123.7 4,021 3.6
08309 17 Quilleco Quilleco 1,121.8 10,428 9.3
08310 18 San Rosendo San Rosendo 92.4 3,918 42.4
08311 19 Santa Bárbara Santa Bárbara 1,254.9 12,943 10.3
08312 20 Tucapel Tucapel 914.9 12,777 14.0
08313 21 Yumbel Yumbel 727.0 20,498 28.2
08314   8 Alto Biobío Alto Biobío 2,124.6 7,027 3.3
Total of the Biobío province 14,987.9 353,315 23.6

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