Distribution; world
Found from the Iberian peninsula northwards to France and eastwards to the Balkan peninsula. In the Balkan peninsula, the species is known from Croatia to continental Greece and the Aegean islands (unpublished data, E. Scheuchl pers. comm. 2014). It is also found on the Mediterranean islands of Corsica, Sardinia, Sicily and Malta. Outside of Europe, the species also occurs in North Africa, from Morocco to Tunisia.:
BA, CH, ES, ES-BI, FR, FR-CO, GR, GR-AN, HR, IT, IT-SA, IT-SI, MT, PT, MA, DZ, TN
Abundance; world
There is no information available on the population size and trend of this species. Andrena nigroolivacea was regularly encountered across Italy (Quaranta et al. 2004) in a range of habitats. It is presumed that the subpopulations are generally strong overall and, with few exceptions, stable.
Conservation status; world
Conservation status: CH - RDB4 (VU), EU - RDB-LC (Nieto et al, 2014)