Yachiyo (八千代市)

City

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

Total Population

206,692

+944 (0.46%)

Young (0–14)

12.0%

24,769

Working Age (15–64)

63.3%

130,783

Aging Rate

24.7%

51,140

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	206,692	101,990	104,702
Young (0–14)	24,769	12,848	11,921
Working Age (15–64)	130,783	66,577	64,206
Elderly (65+)	51,140	22,565	28,575

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	206,692	24,769	130,783	51,140	24.7%
2024	205,748	25,164	129,561	51,023	24.8%
2023	204,717	25,539	128,309	50,869	24.8%
2022	203,354	25,704	126,860	50,790	25.0%
2021	202,176	26,021	125,725	50,430	24.9%
2020	199,786	25,883	123,876	50,027	25.0%
2019	198,858	26,395	122,880	49,583	24.9%
2018	197,672	26,781	122,176	48,715	24.6%
2017	195,933	27,142	121,118	47,673	24.3%
2016	195,173	27,533	120,932	46,708	23.9%
2015	194,101	27,722	120,961	45,418	23.4%
2014	193,315	28,130	121,542	43,643	22.6%
2013	192,951	28,422	122,318	42,211	21.9%
2012	189,084	28,464	120,586	40,034	21.2%
2011	189,280	28,876	121,823	38,581	20.4%
2010	188,381	29,004	121,811	37,566	19.9%
2009	187,248	28,903	122,421	35,924	19.2%
2008	184,809	28,568	122,394	33,847	18.3%
2007	182,987	28,286	122,775	31,926	17.4%
2006	181,248	28,002	123,257	29,989	16.5%
2005	179,569	27,612	123,774	28,183	15.7%
2004	178,346	27,219	124,600	26,527	14.9%
2003	175,843	26,556	124,343	24,944	14.2%
2002	173,073	25,763	124,055	23,255	13.4%
2001	170,476	25,102	123,749	21,625	12.7%
2000	167,784	24,731	123,098	19,955	11.9%
1999	165,159	24,261	122,381	18,517	11.2%
1998	161,493	23,619	120,524	17,350	10.7%
1997	158,081	23,311	118,709	16,061	10.2%
1996	153,997	22,888	116,229	14,880	9.7%
1995	153,693	23,500	116,310	13,883	9.0%