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Cajamarca: population, the economy and jobs

Cajamarca is a department of Peru, number 5 of 25 by population. INEI projects the population of Cajamarca at 1,439,748 on 30 June 2026, 4.2% of Peru's 34.66 million; 5th largest of Peru's 25 regions. The projection is based on the 2017 census.

Population (INEI projection)
1,439,748
2026
Gross value added, current prices (2025 estimate)
31.1 billion soles
2025
Gross value added per person (2025 estimate)
21,542 soles
2025
Unemployment rate (EPEN, 2025)
3.2%
2025
Informal employment rate (EPEN, 2025)
88.6%
2025
People in monetary poverty
41.0%
2025
Average real income per person a month (soles)
941
2025
Children under five with chronic malnutrition
17.4%
2025

In depth

Is the population of Cajamarca growing?

The projected population of Cajamarca grew by 1,423 people, or 0.1%, between 2018 and 2026 (Peru: up 9.8%); 6th slowest growth of Peru's 25 regions.

Source: Instituto Nacional de Estadistica e Informatica (INEI) · saved copy

How fast is the population of Cajamarca changing?

Between mid-2025 and mid-2026 INEI projects a fall of 4,091 people in Cajamarca (0.28%), against 0.90% growth for Peru.

Source: Instituto Nacional de Estadistica e Informatica (INEI) · saved copy

How many provinces does Cajamarca have?

Cajamarca is divided into 13 provinces and 127 districts. The most populous province, Cajamarca, has a projected 397,960 people in 2026, 27.6% of the department.

Source: Instituto Nacional de Estadistica e Informatica (INEI) · saved copy

What is the largest district in Cajamarca?

The most populous district in Cajamarca is Cajamarca, with a projected 253,279 people in 2026, followed by Jaen (110,846).

Source: Instituto Nacional de Estadistica e Informatica (INEI) · saved copy

Which parts of Cajamarca are losing population?

99 of the 127 districts in Cajamarca that existed in 2018 have a smaller projected population in 2026 than in 2018.

Source: Instituto Nacional de Estadistica e Informatica (INEI) · saved copy

How departments are governed in Peru

Regions (24 departments + Constitutional Province of Callao). Regional governor and regional council directly elected for four years. Regional development, health, education, agriculture and infrastructure.

Every tier of government in Peru

Other departments of Peru

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Sources

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