The geo-database, including population estimates in raster format (.tif file), is available via the official GRID3 Nigeria platform: https://grid3.gov.ng
The geo-database, including population estimates in tabular format at settlement, Ward, LGA and State levels, is available via the GeoPoDe platform: https://geopode.world
If you have further questions regarding the VTS system or data please contact Vince Seaman at vincent.seaman@gatesfoundation.org