Oguni (小国町)

Town

Yamagata (山形) — 2025 — Based on Basic Resident Register

Total Population

6,537

-200 (-2.97%)

Young (0–14)

8.2%

537

Working Age (15–64)

49.7%

3,250

Aging Rate

42.1%

2,750

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	6,537	3,299	3,238
Young (0–14)	537	268	269
Working Age (15–64)	3,250	1,790	1,460
Elderly (65+)	2,750	1,241	1,509

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	6,537	537	3,250	2,750	42.1%
2024	6,737	573	3,338	2,826	41.9%
2023	6,938	617	3,437	2,884	41.6%
2022	7,085	642	3,501	2,942	41.5%
2021	7,248	685	3,610	2,953	40.7%
2020	7,399	713	3,753	2,933	39.6%
2019	7,612	764	3,905	2,943	38.7%
2018	7,779	819	3,971	2,958	38.0%
2017	8,000	845	4,153	2,964	37.0%
2016	8,123	866	4,291	2,936	36.1%
2015	8,334	896	4,478	2,929	35.1%
2014	8,525	928	4,648	2,925	34.3%
2013	8,619	961	4,704	2,932	34.0%
2012	8,743	971	4,858	2,914	33.3%
2011	8,981	1,029	4,985	2,967	33.0%
2010	9,135	1,081	5,015	3,039	33.3%
2009	9,252	1,107	5,074	3,071	33.2%
2008	9,411	1,154	5,193	3,064	32.6%
2007	9,569	1,210	5,290	3,069	32.1%
2006	9,738	1,261	5,399	3,078	31.6%
2005	9,893	1,313	5,556	3,024	30.6%
2004	10,010	1,352	5,647	3,011	30.1%
2003	10,201	1,387	5,801	3,013	29.5%
2002	10,322	1,427	5,921	2,974	28.8%
2001	10,399	1,460	6,036	2,903	27.9%
2000	10,496	1,514	6,141	2,841	27.1%
1999	10,673	1,569	6,311	2,793	26.2%
1998	10,752	1,613	6,393	2,746	25.5%
1997	10,835	1,659	6,517	2,659	24.5%
1996	10,880	1,670	6,639	2,571	23.6%
1995	11,003	1,719	6,795	2,489	22.6%