Katsura (勝浦市)

City

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

Total Population

15,213

-450 (-2.87%)

Young (0–14)

6.0%

915

Working Age (15–64)

47.0%

7,152

Aging Rate

47.0%

7,146

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	15,213	7,592	7,621
Young (0–14)	915	446	469
Working Age (15–64)	7,152	3,904	3,248
Elderly (65+)	7,146	3,242	3,904

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	15,213	915	7,152	7,146	47.0%
2024	15,663	968	7,457	7,238	46.2%
2023	16,097	1,034	7,715	7,348	45.6%
2022	16,386	1,083	7,892	7,411	45.2%
2021	16,817	1,152	8,265	7,400	44.0%
2020	17,222	1,211	8,577	7,434	43.2%
2019	17,605	1,267	8,938	7,400	42.0%
2018	18,007	1,324	9,283	7,400	41.1%
2017	18,514	1,376	9,711	7,427	40.1%
2016	19,033	1,410	10,306	7,317	38.4%
2015	19,583	1,508	10,795	7,280	37.2%
2014	19,954	1,573	11,253	7,128	35.7%
2013	20,112	1,651	11,436	7,025	34.9%
2012	20,236	1,702	11,712	6,822	33.7%
2011	20,549	1,786	11,962	6,801	33.1%
2010	20,882	1,831	12,223	6,828	32.7%
2009	21,105	1,883	12,413	6,809	32.3%
2008	21,542	1,927	12,924	6,691	31.1%
2007	21,906	1,991	13,312	6,603	30.1%
2006	22,257	2,053	13,734	6,470	29.1%
2005	22,541	2,133	14,046	6,362	28.2%
2004	22,788	2,208	14,266	6,314	27.7%
2003	23,050	2,308	14,429	6,313	27.4%
2002	23,198	2,394	14,577	6,227	26.8%
2001	23,270	2,498	14,688	6,084	26.1%
2000	23,413	2,585	14,896	5,932	25.3%
1999	23,618	2,708	15,103	5,807	24.6%
1998	23,883	2,866	15,322	5,695	23.8%
1997	24,093	3,015	15,491	5,587	23.2%
1996	24,284	3,130	15,699	5,455	22.5%
1995	24,488	3,260	15,935	5,293	21.6%