Hitachiota (常陸太田市)

City

Ibaraki (茨城) — 2025 — Based on Basic Resident Register

Total Population

46,390

-948 (-2.00%)

Young (0–14)

8.1%

3,755

Working Age (15–64)

50.2%

23,309

Aging Rate

41.7%

19,326

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	46,390	22,870	23,520
Young (0–14)	3,755	1,940	1,815
Working Age (15–64)	23,309	11,960	11,349
Elderly (65+)	19,326	8,970	10,356

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	46,390	3,755	23,309	19,326	41.7%
2024	47,338	3,915	24,063	19,360	40.9%
2023	48,222	4,053	24,928	19,241	39.9%
2022	49,236	4,200	25,828	19,208	39.0%
2021	50,278	4,376	26,850	19,052	37.9%
2020	51,112	4,474	27,779	18,859	36.9%
2019	52,035	4,605	28,718	18,712	36.0%
2018	53,020	4,759	29,738	18,523	34.9%
2017	53,818	4,911	30,609	18,298	34.0%
2016	54,660	5,090	31,554	18,016	33.0%
2015	55,495	5,267	32,495	17,733	32.0%
2014	56,305	5,481	33,475	17,349	30.8%
2013	56,835	5,635	34,005	17,195	30.3%
2012	57,488	5,857	34,790	16,841	29.3%
2011	58,474	6,216	35,462	16,796	28.7%
2010	59,240	6,501	35,824	16,915	28.6%
2009	59,892	6,784	36,310	16,798	28.0%
2008	60,725	7,197	36,815	16,713	27.5%
2007	61,439	7,504	37,458	16,477	26.8%
2006	62,037	7,824	38,043	16,170	26.1%
2005	62,584	8,150	38,438	15,996	25.6%
2004	40,562	5,701	25,924	8,937	22.0%
2003	40,762	5,879	26,084	8,799	21.6%
2002	40,940	6,091	26,205	8,644	21.1%
2001	40,939	6,283	26,208	8,448	20.6%
2000	41,053	6,497	26,302	8,254	20.1%
1999	41,097	6,691	26,322	8,084	19.7%
1998	41,107	6,883	26,300	7,924	19.3%
1997	40,957	6,969	26,283	7,705	18.8%
1996	40,717	6,974	26,263	7,480	18.4%
1995	40,372	7,000	26,133	7,239	17.9%