Japan Population Decline Simulator

Tochigi栃木県

Mooka 真岡市

Data last updated:

Mooka, Tochigi, Japan has a population of 78,221 (2020 national census). IPSS projections estimate 72,697 by 2030 and 59,328 by 2050 (a decrease of about 24.2% from 2020), with the share of residents aged 65+ rising from 27.3% to 38.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020

(Census)

78,221

2030

(Projection)

72,697

-7.1%

2040

(Projection)

66,485

-15.0%

2050

(Projection)

59,328

-24.2%

Elderly Rate (65+): 2020 27.3%2050 38.8%

Other municipalities in Tochigi (栃木県)

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.

Mooka Population Projection Table (2020–2050)

Population by year, based on the national census and IPSS (2023) projections.

YearPopulationvs 2020Type
202078,221Census
202575,587▼ -3.4%Projection
203072,697▼ -7.1%Projection
203569,699▼ -10.9%Projection
204066,485▼ -15.0%Projection
204562,984▼ -19.5%Projection
205059,328▼ -24.2%Projection

About Mooka

Overview

Mooka (真岡市) is a municipality in Tochigi, Japan, with a population of 78,221 as of 2020.

Population Projection of Mooka

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mooka's population is expected to reach 72,697 by 2030 (-7.1%), 66,485 by 2040 (-15.0%), and 59,328 by 2050 (-24.2%). A significant population decline is projected over the next three decades.

Aging Rate of Mooka

The aging rate (percentage of residents aged 65 and over) is 27.3% as of 2020 and is projected to rise to 38.8% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Mooka's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1235 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1357 out of 1916 nationwide.
  • Population size: Ranked #513 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Tochigi

Frequently Asked Questions

Q.What is the current population of Mooka, Tochigi?
A.According to the 2020 national census, Mooka has a population of 78,221.
Q.What is the population of Mooka in 2026?
A.Mooka's population in 2026 is estimated at approximately 75,009. This is an interpolated reference value between the 2020 census (78,221) and the IPSS projection for 2030 (72,697).
Q.What is the projected population of Mooka in the future?
A.According to IPSS projections, Mooka's population is expected to be 72,697 in 2030, 66,485 in 2040, and 59,328 in 2050.
Q.What is the population decline rate of Mooka?
A.Over the 30 years from 2020 to 2050, Mooka's population is projected to change by -24.2%. The 10-year change is -7.1% and the 20-year change is -15.0%.
Q.Why is the population of Mooka declining?
A.Nationwide, Japan's population decline is driven by natural decrease (deaths exceeding births) and, in regional municipalities, by net out-migration of young people to major metropolitan areas. In Mooka, the share of residents aged 65+ is projected to rise from 27.3% to 38.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Mooka?
A.Mooka's aging rate (percentage aged 65 and over) is 27.3% as of 2020, projected to rise to 38.8% 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.

Similar-Sized Municipalities in Tochigi

Municipalities with Similar Trends

Share this page