Aoki (青木村)

Village

Nagano (長野) — 2025 — Based on Basic Resident Register

Total Population

4,086

-65 (-1.57%)

Young (0–14)

10.4%

426

Working Age (15–64)

49.9%

2,040

Aging Rate

39.6%

1,620

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	4,086	2,009	2,077
Young (0–14)	426	210	216
Working Age (15–64)	2,040	1,075	965
Elderly (65+)	1,620	724	896

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	4,086	426	2,040	1,620	39.6%
2024	4,151	441	2,037	1,631	39.3%
2023	4,244	465	2,143	1,636	38.5%
2022	4,293	485	2,132	1,643	38.3%
2021	4,333	496	2,157	1,644	37.9%
2020	4,351	496	2,180	1,646	37.8%
2019	4,398	482	2,242	1,646	37.4%
2018	4,441	479	2,298	1,636	36.8%
2017	4,517	483	2,348	1,661	36.8%
2016	4,574	498	2,386	1,662	36.3%
2015	4,627	514	2,435	1,648	35.6%
2014	4,655	530	2,471	1,621	34.8%
2013	4,665	536	2,504	1,595	34.2%
2012	4,722	542	2,608	1,572	33.3%
2011	4,748	555	2,617	1,576	33.2%
2010	4,815	585	2,653	1,577	32.8%
2009	4,848	602	2,673	1,573	32.4%
2008	4,862	611	2,695	1,556	32.0%
2007	4,946	612	2,788	1,546	31.3%
2006	4,934	614	2,810	1,510	30.6%
2005	4,958	599	2,861	1,498	30.2%
2004	4,941	607	2,839	1,495	30.3%
2003	4,962	626	2,846	1,490	30.0%
2002	4,981	639	2,884	1,458	29.3%
2001	5,017	657	2,925	1,435	28.6%
2000	5,007	677	2,903	1,427	28.5%
1999	5,076	703	2,966	1,407	27.7%
1998	5,076	716	2,970	1,390	27.4%
1997	5,042	719	2,960	1,363	27.0%
1996	5,005	714	2,960	1,331	26.6%
1995	4,987	723	3,005	1,259	25.2%