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San Andrés de Tumaco: population and official figures

Population (DANE projection, 30 June 2026)
277,065
2026

In depth

What is the population of San Andrés de Tumaco?

The municipality of San Andrés de Tumaco, in Nariño department, had a projected 277,065 residents in 2026 according to DANE, the national statistics office, 27th largest of 74 Colombian cities on this site; the projection, based on the 2018 census, put it at 253,643 in 2018.

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

How fast is San Andrés de Tumaco growing?

Between 2018 and 2026 the projected population of San Andrés de Tumaco changed by +9.2%, 24th slowest growth of 74 Colombian cities on this site; Colombia as a whole grew 10.7%.

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

What share of Colombia's population lives in San Andrés de Tumaco?

San Andrés de Tumaco accounts for 0.52% of the 53,399,171 people in Colombia in 2026 and 16.1% of the 1,721,735 in Nariño department.

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

How many people in San Andrés de Tumaco live in the countryside?

DANE projects that 34.6% of San Andrés de Tumaco's residents in 2026, 95,897 people, live in the urban centre (cabecera municipal) and 181,168 in small settlements and dispersed rural areas, 2nd least urban of 74 Colombian cities on this site.

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

What will the population of San Andrés de Tumaco be in 2035?

DANE projects the population of San Andrés de Tumaco to reach 292,451 in 2035 and 299,073 in 2042, up 7.9% on 2026 (Colombia, 2026 to 2042: up 4.9%).

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

Is the population of San Andrés de Tumaco growing?

In the year to mid-2026 the projected population of San Andrés de Tumaco changed by +0.84%, from 274,765 to 277,065.

Source: Departamento Administrativo Nacional de Estadística (DANE) · saved copy

Who runs San Andrés de Tumaco?

In Colombia, cities and towns are run by municipalities and districts: Mayor (alcalde) and municipal council (concejo) directly elected for four years. Local services, planning, schools and health within national rules.

How local power works in Colombia

Cities of a similar size in Colombia

Up a level: all cities in Colombia · Colombia · government and power

Sources

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