About Haikou
Haikou is a large city located in People's Republic of China, in the Hainan region. According to the latest available data (2026), the population of Haikou is approximately 2,873,358 residents, making it the #183 most populous city in People's Republic of China.
Globally, Haikou ranks #500 among the world's most populated cities. With over 1 million residents, Haikou plays an important role as an economic and cultural center in People's Republic of China.
Haikou city is situated on the northern coast of Hainan, by the mouth of the Nandu River. The northern part of the city is on the Haidian Island, which is separated from the main part of Haikou by the Haidian River, a branch of the Nandu. Administratively, Haikou is a prefecture-level city, comprising four districts, and covering 2,280 square kilometres (880 sq mi). There are 2,046,189 inhabitants in the built-up area, all living within the four urban districts of the city.
Haikou City Statistics
| City | Haikou |
| Country |  People's Republic of China |
| Population | 2,873,358 |
| Global Rank | #500 |
| Rank in People's Republic of China | #183 of 2,667 cities |
| City Category | large city |
| Region | Hainan |
| Latitude | 20.0342 |
| Longitude | 110.3465 |
| Data Year | 2026 |
Haikou Overview
Haikou is a large city in People's Republic of China, situated in the Hainan area. With a population of 2,873,358 people, it represents approximately 4.4% of the total urban population in People's Republic of China.
Haikou serves as an important economic and cultural center in People's Republic of China. The city offers a mix of historical landmarks, modern infrastructure, and diverse neighborhoods that attract both residents and visitors.
Population Comparison
To put Haikou's population of 2,873,358 into perspective:
- Haikou has approximately 2.9 million residents.
- This makes it comparable in size to cities like Paris or Rome.
Where is Haikou Located?
Haikou is located in People's Republic of China, in the Hainan region, at coordinates 20.0342° latitude and 110.3465° longitude. Located near the equator, Haikou experiences a tropical climate with warm temperatures throughout the year.
Nearby Cities
Other Cities in People's Republic of China
Largest Cities in People's Republic of China
| # | City | Population |
|---|---|---|
| 1 | Kaifeng | 4,824,016 |
| 2 | Yuncheng | 4,774,508 |
| 3 | Chenzhou | 4,667,134 |
| 4 | Yibin | 4,588,804 |
| 5 | Huai'an | 4,556,230 |
Frequently Asked Questions
What is the population of Haikou?
The population of Haikou is approximately 2,873,358 residents according to the latest available data (2026).
Where is Haikou located?
Haikou is located in People's Republic of China at approximately 20.0342° latitude and 110.3465° longitude.
Is Haikou one of the largest cities in People's Republic of China?
With a population of 2,873,358, Haikou is one of the major urban areas in People's Republic of China. It ranks #183 out of 2,667 cities in the country.
