In 2025, Basel-Stadt recorded 1 835 births, with August being the month with the most births at 162 and November the least at 137. Of these newborns, 990 were boys and 845 were girls. There were 1 038 Swiss and 638 foreign newborns, meaning foreign babies made up 34.8% of all births. A comparison with the foreign-population share is not possible because that figure is missing from the data.

The average age of mothers in 2025 was 33.7 years, while fathers averaged 36.3 years. The youngest mother was 18 years old, the oldest was 51, and there were 5 teenage mothers. The average age of Swiss mothers was 33.7 years, and for foreign mothers it was 33.5 years, a gap of about 0.2 years.

Comparing 2025 with 2005, total births rose from 1 678 to 1 835, an increase of 157 births. The share of foreign babies dropped from 43.7% to 34.8%, a decrease of 8.9 percentage points. The average age of mothers increased from 30.4 to 33.7 years, a rise of 3.3 years. The number of teenage mothers fell sharply from 33 in 2005 to just 5 in 2025, a decrease of 28.

The top three girls' names in 2025 were Emilia with 10 births, followed by Ava and Emma, each with 8 births. For boys, Matteo led with 10 births, while Leo and Noah tied for second with 9 births each. Compared to 2006, this represents a shift in the leading names. In 2025, 140 new boys' names and 145 new girls' names appeared that had never been recorded since 2006. Examples of new boys' names include Aslan, Amaury, Akhenan, Alion, and Ardon. Examples of new girls' names include Eliora, Aadiya, Aany, Aaruthraa, and Aavni.