일본 인구 감소 시뮬레이터

Nagasaki長崎県

Nagayo 長与町

Data last updated:

Nagayo, Nagasaki, Japan has a population of 38,712 (2025 national census). IPSS projections estimate 37,049 by 2030 and 27,295 by 2050 (a decrease of about 33.1% from 2020), with the share of residents aged 65+ rising from 27.3% in 2020 to 43.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

38,712명

2030년

(추계)

37,049명

▼ -9.1%

2040년

(추계)

32,295명

▼ -20.8%

2050년

(추계)

27,295명

▼ -33.1%

Change vs. 2020 census

고령화율(65세 이상): 2020년 27.3%→2050년 43.5%

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Nagasaki (長崎県)의 다른 시구정촌

데이터 출처

  • 일본 정부 통계 종합 포털(e-Stat)(https://www.e-stat.go.jp/)
  • 국립사회보장・인구문제연구소 「일본의 지역별 장래추계인구(레이와 5년 추계)」

※이 서비스는 e-Stat의 API 기능을 사용하고 있으나 서비스 내용은 일본 정부에 의해 보증된 것이 아닙니다.

Nagayo 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
198028,824▼ -29.3%Census
198530,896▼ -24.2%Census
199033,640▼ -17.5%Census
199535,377▼ -13.2%Census
200040,356▼ -1.0%Census
200542,655▲ +4.6%Census
201042,535▲ +4.3%Census
201542,548▲ +4.3%Census
202040,780—Census
202538,712▼ -5.1%Census
203037,049▼ -9.1%Projection
203534,739▼ -14.8%Projection
204032,295▼ -20.8%Projection
204529,794▼ -26.9%Projection
205027,295▼ -33.1%Projection

About Nagayo

Overview

Nagayo (長与町) is a municipality in Nagasaki, Japan, with a population of 38,712 as of 2025.

Population Projection of Nagayo

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nagayo's population is expected to reach 37,049 by 2030 (-9.1%), 32,295 by 2040 (-20.8%), and 27,295 by 2050 (-33.1%). A significant population decline is projected over the next three decades.

Aging Rate of Nagayo

The aging rate (percentage of residents aged 65 and over) is 27.3% as of 2020 and is projected to rise to 43.5% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Nagayo's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #958 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #987 out of 1903 nationwide.
  • Population size: Ranked #789 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Nagasaki

Nagasaki (長崎県)의 소득 수준: Nagasaki (長崎県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Nagayo, Nagasaki?
A.According to the 2025 national census, Nagayo has a population of 38,712.
Q.What is the population of Nagayo in 2026?
A.Nagayo's population in 2026 is estimated at approximately 38,379. This is an interpolated reference value between the 2025 census (38,712) and the IPSS projection for 2030 (37,049).
Q.What is the projected population of Nagayo in the future?
A.According to IPSS projections, Nagayo's population is expected to be 37,049 in 2030, 32,295 in 2040, and 27,295 in 2050.
Q.What is the population decline rate of Nagayo?
A.Over the 30 years from 2020 to 2050, Nagayo's population is projected to change by -33.1%. The 10-year change is -9.1% and the 20-year change is -20.8%.
Q.Why is the population of Nagayo 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 Nagayo, the share of residents aged 65+ is projected to rise from 27.3% to 43.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Nagayo?
A.Nagayo's aging rate (percentage aged 65 and over) is 27.3% as of 2020, projected to rise to 43.5% 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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