Population in Trosa

Population, population change and age structure in Trosa, compared with Sweden. Statistics from SCB.

Population

14,900

31 December 2025

Five-year change

+4.1%

2020–2025

Sweden: +2.2%

Calculated by sverige.fyi from SCB data

Population trend

Population on 31 December each year, 2015–2025.

2015
12,078

2025
14,900

2024 → 2025

Source: SCB · TAB638, TAB5557

Share of the population in each five-year age group, 2025.

Trosa Sweden

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Age	Trosa · Share	Trosa · Count	Sweden · Share	Sweden · Count
Ages 0–4	4.4%	662	4.9%	522,283
Ages 5–9	6.4%	951	5.6%	598,642
Ages 10–14	6.4%	960	5.9%	624,495
Ages 15–19	5.8%	870	6.0%	634,336
Ages 20–24	3.8%	568	5.7%	602,824
Ages 25–29	3.2%	478	5.8%	618,019
Ages 30–34	5.7%	850	7.0%	745,695
Ages 35–39	6.0%	901	7.1%	756,657
Ages 40–44	6.0%	893	6.3%	667,164
Ages 45–49	5.9%	879	6.0%	638,977
Ages 50–54	6.5%	973	6.3%	667,467
Ages 55–59	7.0%	1,050	6.3%	663,165
Ages 60–64	6.4%	960	5.9%	630,264
Ages 65–69	6.1%	907	5.2%	550,159
Ages 70–74	6.1%	906	4.8%	505,291
Ages 75–79	6.5%	966	4.7%	496,130
Ages 80–84	4.8%	719	3.6%	379,771
Ages 85–89	1.8%	272	1.9%	196,920
Ages 90–94	0.7%	104	0.8%	82,062
Ages 95–99	0.1%	22	0.2%	22,225
100 years or older	0.0%	6	0.0%	2,988

Source: SCB · TAB5557