Angola, Burundi, Cameroon, Congo [The Democratic Republic of the], Congo [The Democratic Republic of the], Equatorial Guinea, Kenya, Nigeria, Rwanda, Sudan, Tanzania [United Republic of], Uganda.
South-eastern Nigeria, south-western Cameroon, Bioko I (Fernando Póo), south-western Central African Republic and south-western highlands of PRCongo; southern Sudan (Imatong Mts and Dongatona Mts), eastern DRCongo, western Rwanda, western Burundi, south-western and eastern Uganda, western Kenya and northern and western Tanzania; western Angola (Gabela, in Cuanza Sul).
 
Population
Estimated population is unknown (2010).
Brown-capped Weaver (Ploceus insignis) [XC450388]
by Frank Lambert from Kirinyaga County, Kenya (?)
Brown-capped Weaver (Ploceus insignis) [XC283454]
by Frank Lambert from Kirimia, Semuliki National Park, Bundibugyo, Western Region, Uganda (call)
Subspecies
No subspecies.
Birds from Bioko I described as subspecies unicus, but appear inseparable from those on mainland. Similarly, proposed differences between western African and eastern African populations not supported in examination of museum material.