Population in Lecce 19 indicators covering population for Lecce. IndicatorLatest Year10-yr change Rank Demographic balances and indicators by type of projection and NUTS 3 -0.7267 % change on previous year 2100 down 28.3% 1103rd Heat stress - Cities and FUAs — Mean population exposure to heat 83.92 Days per year 2025 down 3.8% 322nd Population on 1st January by age, sex, type of projection and NUTS 3 542,247 Person 2100 down 3.4% 199th Assumptions for net migration by age, sex, type of projection and 2,319 Person 2100 down 2.3% 99th Assumptions for fertility rates by age, type of projection and NUTS 3 1.56 Number 2100 up 3.5% 1158th Population by age and sex - Cities and FUAs 94,250 Persons 2024 down 0.6% 1019th Population by citizenship - Cities and FUAs 8.9 Percentage of population 2025 up 41.3% 259th Population and built-up density - Cities and FUAs — Urbanised area 11 Square kilometres 2030 unchanged 803rd Live births (total) by NUTS 3 region 4,520 Number 2024 down 24.5% 701st Population density by NUTS 3 region 275.1 Persons per square kilometre 2024 down 6.0% 553rd Population on 1 January by broad age group, sex and NUTS 3 region 764,491 Number 2025 down 5.0% 517th Population change - Demographic balance and crude rates at regional 1,996 2024 up 205.3% 729th Population structure indicators by type of projection and NUTS3 region 101 2100 down 3.3% 59th Population on 1st January by age group, sex, type of projection and 407,857 Person 2100 down 7.1% 263rd Demographic balances by type of projection and NUTS3 region 34,748 2095 down 7.7% 173rd Projected life expectancy at birth, by sex, type of projection and 89.3 Year 2095 up 1.1% 83rd Assumptions for total fertility rates, type of projection and NUTS 3 1.38 Number 2095 up 3.6% 1110th Population on 1 January by age group, sex and NUTS 3 region 764,491 Number 2025 down 5.0% 516th Live births by age group of the mothers and NUTS 3 region 4,520 Number 2024 down 24.5% 701st