Kiyonan (鋸南町)

Town

Chiba (千葉) — 2025 — Based on Basic Resident Register

Total Population

6,679

-170 (-2.48%)

Young (0–14)

5.9%

393

Working Age (15–64)

43.9%

2,935

Aging Rate

50.2%

3,351

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	6,679	3,242	3,437
Young (0–14)	393	216	177
Working Age (15–64)	2,935	1,511	1,424
Elderly (65+)	3,351	1,515	1,836

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	6,679	393	2,935	3,351	50.2%
2024	6,849	402	3,047	3,400	49.6%
2023	6,990	443	3,101	3,446	49.3%
2022	7,183	472	3,204	3,507	48.8%
2021	7,409	505	3,353	3,551	47.9%
2020	7,651	508	3,527	3,616	47.3%
2019	7,879	556	3,669	3,654	46.4%
2018	8,076	566	3,831	3,679	45.6%
2017	8,233	576	3,960	3,657	44.4%
2016	8,370	596	4,104	3,632	43.4%
2015	8,563	645	4,260	3,622	42.3%
2014	8,744	685	4,465	3,560	40.7%
2013	8,873	719	4,592	3,528	39.8%
2012	8,979	755	4,817	3,407	37.9%
2011	9,100	794	4,943	3,363	37.0%
2010	9,264	852	4,995	3,417	36.9%
2009	9,452	906	5,115	3,431	36.3%
2008	9,633	940	5,285	3,408	35.4%
2007	9,782	1,000	5,413	3,369	34.4%
2006	9,982	1,035	5,611	3,336	33.4%
2005	10,154	1,067	5,765	3,322	32.7%
2004	10,325	1,122	5,876	3,327	32.2%
2003	10,473	1,160	5,996	3,317	31.7%
2002	10,583	1,196	6,116	3,271	30.9%
2001	10,769	1,249	6,304	3,216	29.9%
2000	10,910	1,282	6,475	3,153	28.9%
1999	10,989	1,347	6,566	3,076	28.0%
1998	11,099	1,391	6,689	3,019	27.2%
1997	11,245	1,460	6,827	2,958	26.3%
1996	11,412	1,529	6,962	2,921	25.6%
1995	11,435	1,573	7,046	2,816	24.6%