Sakai (境町)

Town

Ibaraki (茨城) — 2025 — Based on Basic Resident Register

Total Population

24,769

+132 (0.54%)

Young (0–14)

11.8%

2,918

Working Age (15–64)

58.7%

14,542

Aging Rate

29.5%

7,309

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	24,769	12,745	12,024
Young (0–14)	2,918	1,477	1,441
Working Age (15–64)	14,542	7,906	6,636
Elderly (65+)	7,309	3,362	3,947

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	24,769	2,918	14,542	7,309	29.5%
2024	24,637	2,883	14,440	7,314	29.7%
2023	24,785	2,918	14,586	7,281	29.4%
2022	24,927	2,981	14,687	7,259	29.1%
2021	25,074	3,004	14,937	7,133	28.4%
2020	25,118	3,033	15,006	7,079	28.2%
2019	25,250	3,096	15,188	6,966	27.6%
2018	25,319	3,173	15,298	6,848	27.0%
2017	25,391	3,198	15,421	6,772	26.7%
2016	25,477	3,263	15,584	6,630	26.0%
2015	25,696	3,343	15,939	6,414	25.0%
2014	25,998	3,456	16,334	6,208	23.9%
2013	26,104	3,488	16,539	6,077	23.3%
2012	25,720	3,474	16,403	5,843	22.7%
2011	25,886	3,558	16,630	5,698	22.0%
2010	26,209	3,652	16,842	5,715	21.8%
2009	26,390	3,759	17,036	5,595	21.2%
2008	26,572	3,807	17,296	5,469	20.6%
2007	26,778	3,885	17,510	5,383	20.1%
2006	26,888	3,962	17,673	5,253	19.5%
2005	27,161	4,028	17,917	5,216	19.2%
2004	27,256	4,079	18,108	5,069	18.6%
2003	27,272	4,136	18,118	5,018	18.4%
2002	27,412	4,247	18,242	4,923	18.0%
2001	27,417	4,257	18,361	4,799	17.5%
2000	27,552	4,360	18,505	4,687	17.0%
1999	27,562	4,444	18,531	4,587	16.6%
1998	27,538	4,532	18,556	4,450	16.2%
1997	27,565	4,717	18,565	4,283	15.5%
1996	27,632	4,830	18,690	4,112	14.9%
1995	27,646	4,995	18,695	3,956	14.3%