Shiroishi (白石町)

Town

Saga (佐賀) — 2025 — Based on Basic Resident Register

Total Population

21,010

-388 (-1.81%)

Young (0–14)

10.7%

2,239

Working Age (15–64)

52.2%

10,974

Aging Rate

37.1%

7,797

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	21,010	9,980	11,030
Young (0–14)	2,239	1,175	1,064
Working Age (15–64)	10,974	5,531	5,443
Elderly (65+)	7,797	3,274	4,523

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	21,010	2,239	10,974	7,797	37.1%
2024	21,398	2,319	11,272	7,807	36.5%
2023	21,741	2,418	11,481	7,842	36.1%
2022	22,130	2,503	11,736	7,891	35.7%
2021	22,465	2,613	11,971	7,881	35.1%
2020	22,780	2,691	12,278	7,811	34.3%
2019	23,244	2,751	12,705	7,788	33.5%
2018	23,613	2,815	13,068	7,730	32.7%
2017	24,010	2,886	13,452	7,672	32.0%
2016	24,365	2,985	13,785	7,595	31.2%
2015	24,746	3,061	14,193	7,492	30.3%
2014	25,135	3,152	14,577	7,406	29.5%
2013	25,331	3,207	14,787	7,337	29.0%
2012	25,551	3,329	14,987	7,235	28.3%
2011	25,941	3,458	15,209	7,274	28.0%
2010	26,254	3,510	15,308	7,436	28.3%
2009	26,530	3,629	15,418	7,483	28.2%
2008	26,889	3,735	15,651	7,503	27.9%
2007	27,218	3,810	15,891	7,517	27.6%
2006	27,567	3,909	16,220	7,438	27.0%
2005	27,843	4,055	16,369	7,419	26.6%
2004	13,522	2,049	7,913	3,560	26.3%
2003	13,687	2,069	8,051	3,567	26.1%
2002	13,811	2,152	8,137	3,522	25.5%
2001	13,898	2,214	8,236	3,448	24.8%
2000	13,922	2,257	8,274	3,391	24.4%
1999	14,008	2,326	8,352	3,330	23.8%
1998	14,118	2,373	8,489	3,256	23.1%
1997	14,203	2,422	8,578	3,203	22.6%
1996	14,235	2,430	8,651	3,154	22.2%
1995	14,287	2,504	8,698	3,085	21.6%