Population of Warri, Nigeria Population The population of Warri, Nigeria is 536023 according to the GeoNames geographical database. Map and satellite image Map, satellite image, and topographic (terrain) map for Warri, Nigeria (courtesy of Google Earth): Latitude, Longitude, and Elevation Warri, Nigeria is located at 5.51737 [latitude in decimal degrees], 5.75006 [longitude in decimal degrees] at an average elevation of 6 meters. Timezone The time zone id for Warri is Africa/Lagos. Geonames ID The geonames id for Warri is 2319133. The data for this record was last updated 1/30/16 . Data is provided as is without warranty or any representation of accuracy, timeliness or completeness.