Population in Trier 25 indicators covering population for Trier. IndicatorLatest Year10-yr change Rank Population on 1 January by age group, sex and NUTS 2 region 525,583 Number 2025 up 0.7% 401st Population on 1 January by age, sex and NUTS 2 region 525,583 Number 2025 up 0.7% 402nd Animal populations by NUTS 2 region 195.4 Thousand heads (animals) 2003 down 11.5% 245th Live births (total) by NUTS 3 region 4,074 Number 2024 down 6.1% 765th Population density by NUTS 3 region 107.3 Persons per square kilometre 2024 up 1.5% 1071st Population on 1 January by broad age group, sex and NUTS 3 region 525,583 Number 2025 up 0.7% 732nd Live births by mother's age and NUTS 2 region 4,074 Number 2024 down 6.1% 398th Fertility rates by age and NUTS 2 region 1.32 Number 2024 down 6.3% 271st Population in private households by educational attainment level and N 378.1 Thousand persons 2025 down 4.7% 406th Population in private households by educational attainment level and N 23.2% 2019 up 5.5% 56th Population change - Demographic balance and crude rates at regional le 1,289 2024 down 68.0% 947th Population in private households by educational attainment level, citi 18.5% 2025 down 3.6% 292nd Population in private households by educational attainment level, coun 18.5% 2025 down 3.6% 292nd Private households by degree of urbanisation and NUTS 2 region 257.5 Thousand households 2025 up 1.8% 378th Population on 1 January by age group, sex and NUTS 3 region 525,583 Number 2025 up 0.7% 731st Live births by age group of the mothers and NUTS 3 region 4,074 Number 2024 down 6.1% 765th Persons living in households with very low work intensity by NUTS 2 re 12.9% 2025 — 24th Causes of death - crude death rate by NUTS 2 region of residence 1,247 Rate 2023 up 12.6% 70th Causes of death - standardised death rate by NUTS 2 region of residenc 1,057 Rate 2023 down 0.3% 148th Causes of death - crude death rate by NUTS 2 region of residence, 3 ye 1,232 Rate 2023 up 14.3% 106th Causes of death by NUTS 2 region - crude death rate 1,084 Rate 2010 up 3.3% 63rd Causes of death by NUTS 2 region - crude death rate, 3 year average 1,073 Rate 2010 up 2.1% 69th Causes of death by NUTS 2 region - crude death rate, 3 year average 1,114 Rate 2010 up 4.1% 51st Causes of death by NUTS 2 region - crude death rate, 3 year average 1,030 Rate 2010 down 0.0% 106th Causes of death by NUTS 2 region - standardised death rate, 3 year ave 1,032 Rate 2010 down 13.4% 135th