Datasets
Google Open Buildings (Africa) vs GRID3 Nigeria Settlement Extents v4.0
A verified, side-by-side comparison. Both records are status-checked by Findra, so you are comparing what each actually offers today, not a stale listing.
Category
Datasets
Datasets
Type
Geographic
Geographic
Country
🌍 Pan-African
🇳🇬 Nigeria
Docs status
Docs live
Docs live
Licensing
Pricing
Free / open
Free / CC-BY-SA 4.0
Verified
Unverified
Verified
Last verified
5 Jul 2026
24 Jun 2026
Tags
satellite, geospatial, buildings, footprints, hdx
geopackage, settlements, grid3, building-footprints, ciesin
Summary
Machine-learning building footprint dataset first released for Africa and now covering 1.8 billion detections, each with a polygon, confidence score and Plus Code. Africa is served both as the original continent-wide product and as per-country GeoParquet/GeoJSON extracts on HDX. Data downloads as CSV by S2 cell, via gsutil, Google Earth Engine or the web explorer; latest v3 is May 2023.
Geospatial dataset mapping Nigeria's settlements as settlement blocks with block-level building counts/areas, Google Open Buildings 2.5D heights, and Sentinel-2 NDVI/EVI metrics. Released March 2026 by CIESIN/Columbia in OGC GeoPackage format under CC BY-SA 4.0 via the GRID3 Data Hub.