Japan Population Decline Simulator

Okinawa沖縄県

Yaese 八重瀬町

Data last updated:

Yaese, Okinawa, Japan has a population of 32,668 (2025 national census). IPSS projections estimate 33,090 by 2030 and 34,340 by 2050 (an increase of about 11.0% from 2020), with the share of residents aged 65+ rising from 22.4% in 2020 to 32.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

32,668

2030

(Projection)

33,090

▲ +6.9%

2040

(Projection)

34,144

▲ +10.4%

2050

(Projection)

34,340

▲ +11.0%

Change vs. 2020 census

Elderly Rate (65+): 2020 22.4%→2050 32.7%

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Other municipalities in Okinawa (沖縄県)

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.

Yaese Population Table (1980–2050)

Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.

YearPopulationvs 2020Type
198018,990▼ -38.6%Census
198519,918▼ -35.6%Census
199020,718▼ -33.0%Census
199523,033▼ -25.6%Census
200024,626▼ -20.4%Census
200525,121▼ -18.8%Census
201026,681▼ -13.8%Census
201529,066▼ -6.1%Census
202030,941—Census
202532,668▲ +5.6%Census
203033,090▲ +6.9%Projection
203533,688▲ +8.9%Projection
204034,144▲ +10.4%Projection
204534,373▲ +11.1%Projection
205034,340▲ +11.0%Projection

About Yaese

Overview

Yaese (八重瀬町) is a municipality in Okinawa, Japan, with a population of 32,668 as of 2025.

Population Projection of Yaese

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yaese's population is expected to reach 33,090 by 2030 (+6.9%), 34,144 by 2040 (+10.4%), and 34,340 by 2050 (+11.0%). Yaese is among the rare Japanese municipalities projected to see population growth.

Aging Rate of Yaese

The aging rate (percentage of residents aged 65 and over) is 22.4% as of 2020 and is projected to rise to 32.7% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1891 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1752 out of 1903 nationwide.
  • Population size: Ranked #858 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Okinawa

Earnings in Okinawa (沖縄県): Average salary in Okinawa (沖縄県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Yaese, Okinawa?
A.According to the 2025 national census, Yaese has a population of 32,668.
Q.What is the population of Yaese in 2026?
A.Yaese's population in 2026 is estimated at approximately 32,752. This is an interpolated reference value between the 2025 census (32,668) and the IPSS projection for 2030 (33,090).
Q.What is the projected population of Yaese in the future?
A.According to IPSS projections, Yaese's population is expected to be 33,090 in 2030, 34,144 in 2040, and 34,340 in 2050.
Q.What is the population decline rate of Yaese?
A.Over the 30 years from 2020 to 2050, Yaese's population is projected to change by +11.0%. The 10-year change is +6.9% and the 20-year change is +10.4%.
Q.Why is the population of Yaese growing?
A.Municipalities with growing populations typically benefit from net in-migration driven by good access to major metropolitan areas, housing development, and family support policies. Yaese is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Yaese?
A.Yaese's aging rate (percentage aged 65 and over) is 22.4% as of 2020, projected to rise to 32.7% 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 national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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