Japan Population Decline Simulator

Tokyo東京都

Bunkyou 文京区

Data last updated:

2020

(Census)

240,297

2030

(Projection)

258,335

+7.5%

2040

(Projection)

269,344

+12.1%

2050

(Projection)

271,626

+13.0%

Elderly Rate (65+): 2020 18.7%2050 26%

Other municipalities in Tokyo (東京都)

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 Bunkyou

Overview

Bunkyou (文京区) is a municipality in Tokyo, Japan, with a population of 240,297 as of 2020.

Population Projection

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Bunkyou's population is expected to reach 258,335 by 2030 (+7.5%), 269,344 by 2040 (+12.1%), and 271,626 by 2050 (+13.0%). Bunkyou is among the rare Japanese municipalities projected to see population growth.

Aging Outlook

The aging rate (percentage of residents aged 65 and over) is 18.7% as of 2020 and is projected to rise to 26.0% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Bunkyou stands out as one of the few Japanese municipalities with continued population growth.

National and Prefectural Rank

  • Population decline rate: Ranked #1907 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1884 out of 1916 nationwide.
  • Population size: Ranked #138 out of 1916 nationwide.
  • Related: National rankings

Frequently Asked Questions

Q.What is the current population of Bunkyou, Tokyo?
A.According to the 2020 national census, Bunkyou has a population of 240,297.
Q.What is the projected population of Bunkyou in the future?
A.According to IPSS projections, Bunkyou's population is expected to be 258,335 in 2030, 269,344 in 2040, and 271,626 in 2050.
Q.What is the population decline rate of Bunkyou?
A.Over the 30 years from 2020 to 2050, Bunkyou's population is projected to change by +13.0%. The 10-year change is +7.5% and the 20-year change is +12.1%.
Q.What is the aging rate of Bunkyou?
A.Bunkyou's aging rate (percentage aged 65 and over) is 18.7% as of 2020, projected to rise to 26.0% 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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