China Population Atlas Population, census and regional data for China
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Census · County-level area

Chengan County census data

Compare recent census results and explore the age and ethnic structure of Chengan County.

Population overview Chengan County historical population data
Total population401,052 peopleSeventh census
Households114,491Average household size 3.30
Urbanization rate45.4%2020
Sex ratio (male per 100 female)99.5Minority population share 0.2%

Census data

Population, households, age structure and ethnic composition from modern censuses.

ValueFifth censusSixth censusSeventh census
Total population352,944 people377,398 people401,052 people
Urbanization rate8.5%36.6%45.4%
Urban population30,079 people138,137 people181,879 people
Male174,891 people182,261 people200,060 people
Female178,053 people195,137 people200,992 people
Households85,72897,755114,491
Average household size4.083.793.30

Age pyramid

Male and female population by five-year age group in the latest census.

MaleFemale85+ · Male: 0.41%85+ · Female: 0.39%85+80–84 · Male: 2.70%80–84 · Female: 2.50%80–8475–79 · Male: 5.70%75–79 · Female: 5.08%75–7970–74 · Male: 5.77%70–74 · Female: 5.05%70–7465–69 · Male: 3.08%65–69 · Female: 2.71%65–6960–64 · Male: 1.31%60–64 · Female: 1.18%60–6455–59 · Male: 2.60%55–59 · Female: 2.70%55–5950–54 · Male: 4.57%50–54 · Female: 4.90%50–5445–49 · Male: 4.35%45–49 · Female: 4.53%45–4940–44 · Male: 2.55%40–44 · Female: 2.45%40–4435–39 · Male: 2.80%35–39 · Female: 2.76%35–3930–34 · Male: 3.35%30–34 · Female: 3.51%30–3425–29 · Male: 2.30%25–29 · Female: 2.67%25–2920–24 · Male: 2.51%20–24 · Female: 2.69%20–2415–19 · Male: 2.64%15–19 · Female: 2.76%15–1910–14 · Male: 1.64%10–14 · Female: 1.84%10–145–9 · Male: 0.81%5–9 · Female: 0.94%5–91–4 · Male: 0.48%1–4 · Female: 0.72%1–40 · Male: 0.29%0 · Female: 0.73%0

Ethnic composition

Population by ethnic group in the latest census.

Han99.92%
377,110 people
Tujia0.04%
155 people
Hui0.02%
56 people
Dong0.01%
40 people
Korean0.01%
17 people
Zhuang0.00%
8 people
Manchu0.00%
3 people
Bouyei0.00%
3 people
Yi0.00%
2 people
Hani0.00%
2 people
Yao0.00%
1 people
Maonan0.00%
1 people

Methodology and sources

Figures are compiled from national statistical yearbooks, census publications and official regional statistics. Each table displays its reference year. Read the data sources page for details.

Data sources