Onan (邑南町)

Town

Shimane (島根) — 2025 — Based on Basic Resident Register

Total Population

9,467

-267 (-2.74%)

Young (0–14)

10.0%

943

Working Age (15–64)

44.2%

4,187

Aging Rate

45.8%

4,337

Population Trends (2005–2025)

* Data before 2012 includes Japanese residents only (foreign residents were added to the Basic Resident Register in July 2012)

Category	Total	Male	Female
Total	9,467	4,554	4,913
Young (0–14)	943	491	452
Working Age (15–64)	4,187	2,180	2,007
Elderly (65+)	4,337	1,883	2,454

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	9,467	943	4,187	4,337	45.8%
2024	9,734	989	4,321	4,424	45.4%
2023	9,961	1,044	4,423	4,494	45.1%
2022	10,194	1,086	4,527	4,581	44.9%
2021	10,360	1,093	4,647	4,620	44.6%
2020	10,575	1,108	4,808	4,659	44.1%
2019	10,805	1,132	4,962	4,711	43.6%
2018	11,005	1,154	5,117	4,734	43.0%
2017	11,211	1,163	5,252	4,796	42.8%
2016	11,334	1,183	5,364	4,787	42.2%
2015	11,489	1,193	5,480	4,816	41.9%
2014	11,637	1,195	5,673	4,769	41.0%
2013	11,743	1,194	5,775	4,774	40.7%
2012	11,843	1,211	5,907	4,725	39.9%
2011	12,058	1,244	6,055	4,759	39.5%
2010	12,246	1,252	6,087	4,907	40.1%
2009	12,449	1,309	6,185	4,955	39.8%
2008	12,622	1,330	6,301	4,991	39.5%
2007	12,891	1,334	6,483	5,074	39.4%
2006	13,077	1,396	6,579	5,102	39.0%
2005	13,308	1,427	6,711	5,170	38.8%