Tsuchiura (土浦市)

City

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

Total Population

141,571

-42 (-0.03%)

Young (0–14)

10.1%

14,305

Working Age (15–64)

60.5%

85,700

Aging Rate

29.4%

41,566

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	141,571	71,080	70,491
Young (0–14)	14,305	7,430	6,875
Working Age (15–64)	85,700	45,373	40,327
Elderly (65+)	41,566	18,277	23,289

Year	Total Population	0–14	15–64	65+	Aging Rate
2025	141,571	14,305	85,700	41,566	29.4%
2024	141,613	14,673	85,401	41,539	29.3%
2023	141,418	15,059	84,910	41,449	29.3%
2022	141,300	15,427	84,570	41,303	29.2%
2021	141,371	15,829	84,520	41,022	29.0%
2020	142,030	16,221	85,094	40,715	28.7%
2019	142,862	16,768	85,773	40,321	28.2%
2018	143,024	17,082	86,241	39,701	27.8%
2017	143,570	17,533	87,144	38,893	27.1%
2016	144,088	17,926	88,232	37,930	26.3%
2015	144,927	18,426	89,539	36,962	25.5%
2014	145,532	18,733	91,127	35,672	24.5%
2013	145,843	18,984	92,049	34,810	23.9%
2012	142,993	18,885	90,894	33,214	23.2%
2011	143,251	19,210	92,017	32,024	22.4%
2010	143,532	19,415	92,626	31,491	21.9%
2009	143,095	19,598	92,928	30,569	21.4%
2008	142,794	19,654	93,799	29,341	20.5%
2007	142,946	19,782	94,815	28,349	19.8%
2006	143,088	19,937	95,961	27,190	19.0%
2005	133,961	19,061	90,901	23,999	17.9%
2004	134,050	19,264	91,603	23,183	17.3%
2003	134,240	19,346	92,452	22,442	16.7%
2002	134,371	19,450	93,183	21,738	16.2%
2001	134,494	19,670	93,915	20,909	15.5%
2000	134,002	19,853	94,107	20,042	15.0%
1999	133,648	20,180	94,058	19,410	14.5%
1998	132,500	20,354	93,422	18,724	14.1%
1997	131,961	20,662	93,411	17,888	13.6%
1996	131,222	20,945	93,185	17,092	13.0%
1995	130,539	21,385	92,806	16,348	12.5%