Iyo (伊予市)

City

Ehime (愛媛) — 2025 — Based on Basic Resident Register

Total Population

35,173

-345 (-0.97%)

Young (0–14)

11.5%

4,039

Working Age (15–64)

53.2%

18,695

Aging Rate

35.4%

12,439

Population Trends (1995–2025)

* Data before 2012 includes Japanese residents only (foreign residents were added to the Basic Resident Register in July 2012)

Category	Total	Male	Female
Total	35,173	16,650	18,523
Young (0–14)	4,039	2,111	1,928
Working Age (15–64)	18,695	9,279	9,416
Elderly (65+)	12,439	5,260	7,179

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	35,173	4,039	18,695	12,439	35.4%
2024	35,518	4,090	19,027	12,401	34.9%
2023	35,805	4,193	19,284	12,328	34.4%
2022	36,107	4,252	19,552	12,303	34.1%
2021	36,463	4,363	19,851	12,249	33.6%
2020	36,933	4,449	20,326	12,158	32.9%
2019	37,265	4,492	20,583	12,190	32.7%
2018	37,443	4,472	20,842	12,129	32.4%
2017	37,859	4,601	21,325	11,933	31.5%
2016	38,170	4,653	21,764	11,753	30.8%
2015	38,544	4,735	22,227	11,582	30.0%
2014	38,839	4,801	22,725	11,313	29.1%
2013	38,969	4,849	23,057	11,063	28.4%
2012	39,023	4,917	23,331	10,775	27.6%
2011	39,217	4,989	23,578	10,650	27.2%
2010	39,540	5,050	23,814	10,676	27.0%
2009	39,840	5,157	24,077	10,606	26.6%
2008	40,116	5,221	24,385	10,510	26.2%
2007	40,376	5,293	24,680	10,403	25.8%
2006	40,608	5,369	25,001	10,238	25.2%
2005	31,131	4,554	19,897	6,680	21.5%
2004	31,203	4,609	19,996	6,598	21.1%
2003	31,224	4,684	20,028	6,512	20.9%
2002	31,253	4,746	20,089	6,418	20.5%
2001	31,228	4,795	20,190	6,243	20.0%
2000	31,145	4,826	20,211	6,108	19.6%
1999	30,964	4,841	20,155	5,968	19.3%
1998	30,899	4,915	20,121	5,863	19.0%
1997	30,849	4,978	20,146	5,725	18.6%
1996	30,800	5,049	20,138	5,613	18.2%
1995	30,757	5,127	20,176	5,454	17.7%