Japan Population Decline Simulator

Nagasaki長崎県

Hirado 平戸市

Data last updated:

Hirado, Nagasaki, Japan has a population of 26,396 (2025 national census). IPSS projections estimate 24,083 by 2030 and 14,473 by 2050 (a decrease of about 50.7% from 2020), with the share of residents aged 65+ rising from 41.4% in 2020 to 52.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

26,396

2030

(Projection)

24,083

▼ -18.0%

2040

(Projection)

18,999

▼ -35.3%

2050

(Projection)

14,473

▼ -50.7%

Change vs. 2020 census

Elderly Rate (65+): 2020 41.4%→2050 52.2%

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Other municipalities in Nagasaki (長崎県)

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.

Hirado 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
198050,849▲ +73.2%Census
198548,719▲ +65.9%Census
199046,572▲ +58.6%Census
199543,966▲ +49.7%Census
200041,586▲ +41.6%Census
200538,389▲ +30.7%Census
201034,905▲ +18.9%Census
201531,920▲ +8.7%Census
202029,365—Census
202526,396▼ -10.1%Census
203024,083▼ -18.0%Projection
203521,488▼ -26.8%Projection
204018,999▼ -35.3%Projection
204516,648▼ -43.3%Projection
205014,473▼ -50.7%Projection

About Hirado

Overview

Hirado (平戸市) is a municipality in Nagasaki, Japan, with a population of 26,396 as of 2025.

Population Projection of Hirado

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Hirado's population is expected to reach 24,083 by 2030 (-18.0%), 18,999 by 2040 (-35.3%), and 14,473 by 2050 (-50.7%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Hirado

The aging rate (percentage of residents aged 65 and over) is 41.4% as of 2020 and is projected to rise to 52.2% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Hirado is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #320 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #416 out of 1903 nationwide.
  • Population size: Ranked #968 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Nagasaki

Earnings in Nagasaki (長崎県): Average salary in Nagasaki (長崎県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Hirado, Nagasaki?
A.According to the 2025 national census, Hirado has a population of 26,396.
Q.What is the population of Hirado in 2026?
A.Hirado's population in 2026 is estimated at approximately 25,933. This is an interpolated reference value between the 2025 census (26,396) and the IPSS projection for 2030 (24,083).
Q.What is the projected population of Hirado in the future?
A.According to IPSS projections, Hirado's population is expected to be 24,083 in 2030, 18,999 in 2040, and 14,473 in 2050.
Q.What is the population decline rate of Hirado?
A.Over the 30 years from 2020 to 2050, Hirado's population is projected to change by -50.7%. The 10-year change is -18.0% and the 20-year change is -35.3%.
Q.Why is the population of Hirado 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 Hirado, the share of residents aged 65+ is projected to rise from 41.4% to 52.2% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Hirado?
A.Hirado's aging rate (percentage aged 65 and over) is 41.4% as of 2020, projected to rise to 52.2% 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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