Japan Population Decline Simulator

Oita大分県

Yufu 由布市

Data last updated:

Yufu, Oita, Japan has a population of 32,586 (2025 national census). IPSS projections estimate 30,359 by 2030 and 25,542 by 2050 (a decrease of about 22.1% from 2020), with the share of residents aged 65+ rising from 34.2% in 2020 to 38.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

32,586

2030

(Projection)

30,359

▼ -7.4%

2040

(Projection)

27,966

▼ -14.7%

2050

(Projection)

25,542

▼ -22.1%

Change vs. 2020 census

Elderly Rate (65+): 2020 34.2%→2050 38.1%

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Other municipalities in Oita (大分県)

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.

Yufu 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
198034,708▲ +5.9%Census
198535,945▲ +9.7%Census
199035,119▲ +7.2%Census
199534,773▲ +6.1%Census
200035,248▲ +7.6%Census
200535,386▲ +8.0%Census
201034,702▲ +5.9%Census
201534,262▲ +4.5%Census
202032,772—Census
202532,586▼ -0.6%Census
203030,359▼ -7.4%Projection
203529,175▼ -11.0%Projection
204027,966▼ -14.7%Projection
204526,726▼ -18.4%Projection
205025,542▼ -22.1%Projection

About Yufu

Overview

Yufu (由布市) is a municipality in Oita, Japan, with a population of 32,586 as of 2025.

Population Projection of Yufu

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yufu's population is expected to reach 30,359 by 2030 (-7.4%), 27,966 by 2040 (-14.7%), and 25,542 by 2050 (-22.1%). A significant population decline is projected over the next three decades.

Aging Rate of Yufu

The aging rate (percentage of residents aged 65 and over) is 34.2% as of 2020 and is projected to rise to 38.1% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Yufu's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1295 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1399 out of 1903 nationwide.
  • Population size: Ranked #860 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Oita

Earnings in Oita (大分県): Average salary in Oita (大分県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Yufu, Oita?
A.According to the 2025 national census, Yufu has a population of 32,586.
Q.What is the population of Yufu in 2026?
A.Yufu's population in 2026 is estimated at approximately 32,141. This is an interpolated reference value between the 2025 census (32,586) and the IPSS projection for 2030 (30,359).
Q.What is the projected population of Yufu in the future?
A.According to IPSS projections, Yufu's population is expected to be 30,359 in 2030, 27,966 in 2040, and 25,542 in 2050.
Q.What is the population decline rate of Yufu?
A.Over the 30 years from 2020 to 2050, Yufu's population is projected to change by -22.1%. The 10-year change is -7.4% and the 20-year change is -14.7%.
Q.Why is the population of Yufu 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 Yufu, the share of residents aged 65+ is projected to rise from 34.2% to 38.1% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Yufu?
A.Yufu's aging rate (percentage aged 65 and over) is 34.2% as of 2020, projected to rise to 38.1% 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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