Isumi (いすみ市)

Cidade

Chiba (千葉) — 2025 — Baseado no Registro Básico de Residentes

População total

34,705

-584 (-1.65%)

Jovens (0–14)

8.0%

2,792

Idade ativa (15–64)

49.1%

17,025

Taxa de envelhecimento

42.9%

14,888

Tendências populacionais (2006–2025)

* Dados anteriores a 2012 incluem apenas residentes japoneses (residentes estrangeiros foram adicionados ao Registro em julho de 2012)

Categoria	Total	Masculino	Feminino
Total	34,705	17,081	17,624
Jovens (0–14)	2,792	1,441	1,351
Idade ativa (15–64)	17,025	8,888	8,137
Idosos (65+)	14,888	6,752	8,136

Ano	População total	0–14	15–64	65+	Taxa de envelhecimento
2025	34,705	2,792	17,025	14,888	42.9%
2024	35,289	2,937	17,319	15,033	42.6%
2023	35,896	3,058	17,714	15,124	42.1%
2022	36,575	3,157	18,141	15,277	41.8%
2021	37,143	3,304	18,546	15,293	41.2%
2020	37,665	3,384	19,127	15,154	40.2%
2019	38,242	3,456	19,650	15,136	39.6%
2018	38,787	3,550	20,210	15,027	38.7%
2017	39,360	3,658	20,717	14,985	38.1%
2016	40,014	3,763	21,400	14,851	37.1%
2015	40,502	3,890	22,041	14,571	36.0%
2014	41,015	3,998	22,723	14,294	34.9%
2013	41,275	4,076	23,148	14,051	34.0%
2012	41,309	4,176	23,476	13,657	33.1%
2011	41,856	4,295	24,057	13,504	32.3%
2010	42,170	4,393	24,298	13,479	32.0%
2009	42,488	4,513	24,732	13,243	31.2%
2008	42,786	4,597	25,244	12,945	30.3%
2007	43,201	4,714	25,663	12,824	29.7%
2006	43,442	4,822	26,096	12,524	28.8%