IndicatorHangzhouNanjingDifference
Basic data
Resident population 12,700,000 people2025 9,638,500 people2025 +31.8%
Registered (hukou) population 8,859,000 people2025 7,454,500 people2024 +18.8%
Area 16,596 km² 6,587 km² +151.9%
Population density 765.2 people/km²2025 1,463.3 people/km²2025 -47.7%
Urbanization rate 85.3%2025 87.5%2025 -2.5%
Urban population 10,839,000 people2025 8,433,700 people2025 +28.5%
Rural population 1,861,000 people2025 1,204,800 people2025 +54.5%
Male population 6,588,000 people2025 3,662,600 people2025 +79.9%
Female population 6,113,000 people2025 3,755,500 people2025 +62.8%
Households 2,779,800.002025 2,755,056.002025 +0.9%
Economy and income
GDP $320.0B2025 $270.2B2025 +18.4%
GDP per capita $25,2002025 $28,0352025 -10.1%
GDP growth 5.2%2025 5.2%2025 0.0%
Primary industry $5.3B2025 $4.7B2025 +13.1%
Secondary industry $78.3B2025 $81.7B2025 -4.1%
Tertiary industry $236.4B2025 $183.8B2025 +28.6%
Urban disposable income $12,0502025 $12,0062025 +0.4%
Rural disposable income $7,4502025 $5,6292025 +32.4%
Urban disposable income · Change 3.9% 3.9% 0.0%
Rural disposable income · Change 5.4% 4.6% +17.4%
Latest annual data
Year 2025 2025 —
Birth rate 6.95 ‰2025 5.39 ‰2025 +28.9%
Death rate 5.49 ‰2025 5.04 ‰2025 +8.9%
Natural growth rate 1.46 ‰2025 0.35 ‰2025 +317.1%
Age structure
Age 0–15 1,649,000 people2025 —2025 —
Age 16–59 8,349,000 people2025 —2025 —
Census data
Census year Seventh census Seventh census —
Total population 11,936,010 people 9,314,685 people +28.1%
Urban population 9,942,081 people 8,085,241 people +23.0%
Urbanization rate 83.3% 86.8% -4.0%
Male population 6,215,953 people 4,754,686 people +30.7%
Female population 5,720,057 people 4,559,999 people +25.4%
Sex ratio (male per 100 female) 108.7 104.3 +4.2%
Minority population share 2.3% 1.4% +65.7%
Households 4,435,927.00 3,138,775.00 +41.3%
Household population 10,469,588 people 7,795,032 people +34.3%
Average household size 2.4 2.5 -4.8%

Source: Hangzhou 2025年杭州市国民经济和社会发展统计公报 (常住) · Nanjing 南京市2025年国民经济和社会发展统计公报 (常住)

Population history

13.49M11.46M9.42M7.39M5.36M1949196219751988200120142025
HangzhouNanjing

Data summary

Difference

  • Hangzhou: Resident population 12,700,000 people, Population density 765.2 people/km², Urbanization rate 85.3%, GDP $320.0B
  • Nanjing: Resident population 9,638,500 people, Population density 1,463.3 people/km², Urbanization rate 87.5%, GDP $270.2B

Resident population Difference: 3,061,500 (+31.8%)

Population density Difference: 698.0 people/km²

Urbanization rate Difference: 2.2%

GDP Difference: $49.8B

Frequently asked questions

What is the population of Hangzhou?

The resident population of Hangzhou was 12,700,000 people in 2025. This figure refers to people living in the area for more than six months, unless the source states otherwise.

How densely populated is Hangzhou?

The population density is 765.2 people per square kilometre, based on a land area of 16,596 km².

What is the population of Nanjing?

The resident population of Nanjing was 9,638,500 people in 2025. This figure refers to people living in the area for more than six months, unless the source states otherwise.

How densely populated is Nanjing?

The population density is 1,463.3 people per square kilometre, based on a land area of 6,587 km².

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