Northern Colombia (from Atlántico south to eastern Antioquia and middle Magdalena Valley) and eastern across most of Venezuela north of R Orinoco and, south of it, locally in north-central Bolívar; also Trinidad.
 
Population
Estimated population is unknown (2010).
Trinidad Euphonia (Euphonia trinitatis) [XC863473]
by id from Infantil Paseo Monse\u00f1or Iturriza Park (near Coro), Miranda, Falc\u00f3n, Venezuela (song)
Trinidad Euphonia (Euphonia trinitatis) [XC693512]
by Francisco contreras from Ecoparque Los Besotes, Valledupar, Cesar, Colombia (call)
Subspecies
Recent molecular-genetic analysis indicates that genus belongs in family Fringillidae. May form a monophyletic species group with Scrub Euphonia (Euphonia affinis), Yellow-crowned Euphonia (Euphonia luteicapilla) and Purple-throated Euphonia (Euphonia chlorotica) and has in the past been regarded as conspecific with Purple-throated Euphonia (Euphonia chlorotica), but differs in habitat and in female plumage.