Hiji (日出町)

Town

Oita (大分) — 2025 — Based on Basic Resident Register

Total Population

27,829

-191 (-0.68%)

Young (0–14)

12.9%

3,581

Working Age (15–64)

56.0%

15,595

Aging Rate

31.1%

8,653

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	27,829	13,388	14,441
Young (0–14)	3,581	1,795	1,786
Working Age (15–64)	15,595	7,805	7,790
Elderly (65+)	8,653	3,788	4,865

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	27,829	3,581	15,595	8,653	31.1%
2024	28,020	3,648	15,741	8,631	30.8%
2023	28,115	3,672	15,806	8,637	30.7%
2022	28,240	3,785	15,798	8,657	30.7%
2021	28,344	3,831	15,937	8,576	30.3%
2020	28,449	3,872	16,042	8,535	30.0%
2019	28,456	3,893	16,139	8,424	29.6%
2018	28,591	3,963	16,382	8,246	28.8%
2017	28,561	3,945	16,490	8,126	28.5%
2016	28,518	4,003	16,540	7,975	28.0%
2015	28,624	4,028	16,844	7,752	27.1%
2014	28,645	4,061	17,069	7,515	26.2%
2013	28,806	4,107	17,370	7,329	25.4%
2012	28,643	4,118	17,490	7,035	24.6%
2011	28,610	4,177	17,549	6,884	24.1%
2010	28,563	4,149	17,600	6,814	23.9%
2009	28,532	4,192	17,675	6,665	23.4%
2008	28,423	4,164	17,789	6,470	22.8%
2007	28,142	4,143	17,658	6,341	22.5%
2006	28,033	4,159	17,718	6,156	22.0%
2005	27,856	4,156	17,662	6,038	21.7%
2004	27,553	4,163	17,395	5,995	21.8%
2003	27,278	4,118	17,259	5,901	21.6%
2002	27,146	4,167	17,252	5,727	21.1%
2001	26,742	4,130	17,040	5,572	20.8%
2000	26,459	4,196	16,826	5,437	20.5%
1999	26,158	4,189	16,662	5,307	20.3%
1998	26,022	4,200	16,628	5,194	20.0%
1997	25,760	4,211	16,580	4,969	19.3%
1996	25,452	4,128	16,470	4,854	19.1%
1995	25,045	4,171	16,175	4,699	18.8%