Pipistrellus tenuis occurs in South and Southeast Asia. It is recorded in forests, rural areas, and towns, and uses leafy tree cover and buildings as roosts.
The fur is dark brown above and paler underneath. The muzzle is broad, and the ears and tragus are short.
Records include forest, rural, and urban settings. Roosts are reported in trees with dense foliage and in buildings.
An extinction-risk assessment has not been added yet.