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Düzce: population, economy and official figures

Düzce is a province in Kocaeli, Sakarya, Düzce, Bolu, Yalova, Türkiye. Düzce had 412,344 residents on 1 January 2025, 9.6% of Kocaeli, Sakarya, Düzce, Bolu, Yalova and 0.48% of Türkiye; 49th largest of 81 provinces in Türkiye.

Population
412,344
2025
People per km²
160.1
2024
Median age
36.3
2025
Aged 65+
11.9%
2025
Area (km²)
2,574
2026

In depth

Is the population of Düzce growing?

That is 16.0% more people than in 2015 (355,549).

Source: Eurostat · saved copy

How densely populated is Düzce?

There were 160.1 people per square kilometre in 2024.

Source: Eurostat · saved copy

What is the median age in Düzce?

The median age was 36.3 years in 2025, against 34.4 for Türkiye; 41st highest of 81 provinces in Türkiye.

Source: Eurostat · saved copy

How old is the population of Düzce?

11.9% of residents were 65 or older and 19.1% were under 15 in 2025.

Source: Eurostat · saved copy

How big is Düzce?

It covers 2,574 km².

Source: Eurostat · saved copy

What is the population of Düzce?

Düzce province’s population was 412,344 at the end of 2024, +16.0% on 2014.

Source: Türkiye İstatistik Kurumu (TÜİK, Turkish Statistical Institute) · saved copy

Are people moving to Düzce?

The net migration rate was +2.2 per 1,000 residents in 2024, while births minus deaths gave a natural change of +3.8 per 1,000.

Source: Eurostat · saved copy

Figures come from Türkiye's own official statistics and from Eurostat's regional statistics for NUTS 3 areas. Comparisons with the EU average use purchasing power standards (PPS), which adjust for price differences.

Other provinces in Kocaeli, Sakarya, Düzce, Bolu, Yalova

Up a level: Kocaeli, Sakarya, Düzce, Bolu, Yalova · all regions of Türkiye · how local power works in Türkiye

Sources

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