Kuroshio (黒潮町)

Town

Kochi (高知) — 2025 — Based on Basic Resident Register

Total Population

9,855

-254 (-2.51%)

Young (0–14)

8.1%

801

Working Age (15–64)

44.7%

4,406

Aging Rate

47.2%

4,648

Population Trends (2006–2025)

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

Category	Total	Male	Female
Total	9,855	4,731	5,124
Young (0–14)	801	410	391
Working Age (15–64)	4,406	2,324	2,082
Elderly (65+)	4,648	1,997	2,651

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	9,855	801	4,406	4,648	47.2%
2024	10,109	834	4,575	4,700	46.5%
2023	10,411	876	4,777	4,758	45.7%
2022	10,594	898	4,915	4,781	45.1%
2021	10,859	920	5,098	4,841	44.6%
2020	11,058	933	5,286	4,839	43.8%
2019	11,252	943	5,444	4,865	43.2%
2018	11,390	962	5,586	4,842	42.5%
2017	11,616	1,022	5,752	4,842	41.7%
2016	11,875	1,053	6,001	4,821	40.6%
2015	12,137	1,087	6,277	4,773	39.3%
2014	12,403	1,116	6,608	4,679	37.7%
2013	12,570	1,167	6,792	4,611	36.7%
2012	12,734	1,204	7,011	4,519	35.5%
2011	13,037	1,264	7,284	4,489	34.4%
2010	13,213	1,294	7,354	4,565	34.5%
2009	13,459	1,354	7,567	4,538	33.7%
2008	13,636	1,405	7,708	4,523	33.2%
2007	13,877	1,464	7,917	4,496	32.4%
2006	14,133	1,525	8,127	4,481	31.7%