Japan Population Decline Simulator

Chiba千葉県

Yachiyo 八千代市

Data last updated:

2020

(Census)

199,597

2030

(Projection)

201,705

+1.1%

2040

(Projection)

199,278

-0.2%

2050

(Projection)

195,520

-2.0%

Elderly Rate (65+): 2020 25.4%2050 34.2%

Other municipalities in Chiba (千葉県)

Data Sources

  • Portal Site of Official Statistics of Japan (e-Stat)https://www.e-stat.go.jp/
  • National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)

* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.

About Yachiyo

Overview

Yachiyo (八千代市) is a municipality in Chiba, Japan, with a population of 199,597 as of 2020.

Population Projection

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yachiyo's population is expected to reach 201,705 by 2030 (+1.1%), 199,278 by 2040 (-0.2%), and 195,520 by 2050 (-2.0%). A modest population change is expected.

Aging Outlook

The aging rate (percentage of residents aged 65 and over) is 25.4% as of 2020 and is projected to rise to 34.2% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Yachiyo's demographic trajectory is similar to the national average.

Frequently Asked Questions

Q.What is the current population of Yachiyo, Chiba?
A.According to the 2020 national census, Yachiyo has a population of 199,597.
Q.What is the projected population of Yachiyo in the future?
A.According to IPSS projections, Yachiyo's population is expected to be 201,705 in 2030, 199,278 in 2040, and 195,520 in 2050.
Q.What is the population decline rate of Yachiyo?
A.Over the 30 years from 2020 to 2050, Yachiyo's population is projected to change by -2.0%. The 10-year change is +1.1% and the 20-year change is -0.2%.
Q.What is the aging rate of Yachiyo?
A.Yachiyo's aging rate (percentage aged 65 and over) is 25.4% as of 2020, projected to rise to 34.2% by 2050.
Q.Where does this population data come from?
A.Historical data is sourced from Japan's national census via the e-Stat API (Statistics Bureau of Japan). Future projections are from the National Institute of Population and Social Security Research (IPSS) "Regional Population Projections 2023".
Q.Is the data up to date?
A.Historical data uses the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

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