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Google Open Buildings (Africa) vs GRID3 Nigeria Settlement Extents v4.0

A verified, side-by-side comparison. Both records are status-checked by Wycord, so you are comparing what each actually offers today, not a stale listing.

Google Open Buildings (Africa)GRID3 Nigeria Settlement Extents v4.0
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
10 Oct 2026
24 Jun 2026
Tags
satellite, geospatial, buildings, footprints, hdx
geopackage, settlements, grid3, building-footprints, ciesin
Links
Website Docs
Website Docs
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.

Google Open Buildings (Africa) vs GRID3 Nigeria Settlement Extents v4.0 at a glance

Google Open Buildings (Africa) and GRID3 Nigeria Settlement Extents v4.0 are both listed under Geographic in Wycord's Datasets index.

Google Open Buildings (Africa) is based in Pan-African and GRID3 Nigeria Settlement Extents v4.0 in Nigeria.

Both currently show the status "Docs live".

On access, both are marked "No approval needed".

Over the last 30 days Wycord's probes measured 100% uptime for Google Open Buildings (Africa) (36 checks) and 100% for GRID3 Nigeria Settlement Extents v4.0 (36 checks).

Average response time on live probes was 280 ms for Google Open Buildings (Africa) and 212 ms for GRID3 Nigeria Settlement Extents v4.0.

Uptime and latency come from Wycord's own probes of each resource's website, documentation and repository, run every six hours.

How they differ

  • Pricing: Google Open Buildings (Africa), Free / open; GRID3 Nigeria Settlement Extents v4.0, Free / CC-BY-SA 4.0.
  • Country: Google Open Buildings (Africa), Pan-African; GRID3 Nigeria Settlement Extents v4.0, Nigeria.
  • Verification: Google Open Buildings (Africa), Unverified; GRID3 Nigeria Settlement Extents v4.0, Verified.
  • Average latency: Google Open Buildings (Africa), 280 ms; GRID3 Nigeria Settlement Extents v4.0, 212 ms.

Topics

Only Google Open Buildings (Africa): satellite, geospatial, buildings, footprints, hdx.

Only GRID3 Nigeria Settlement Extents v4.0: geopackage, settlements, grid3, building-footprints, ciesin.

Common questions

Which has better uptime, Google Open Buildings (Africa) or GRID3 Nigeria Settlement Extents v4.0?
They are level at 100% over the last 30 days.
Do Google Open Buildings (Africa) or GRID3 Nigeria Settlement Extents v4.0 need approval before use?
Both are marked "No approval needed".
Is the documentation for Google Open Buildings (Africa) and GRID3 Nigeria Settlement Extents v4.0 working?
Both show "Docs live" at the last check.
Where are Google Open Buildings (Africa) and GRID3 Nigeria Settlement Extents v4.0 based?
Google Open Buildings (Africa) is based in Pan-African; GRID3 Nigeria Settlement Extents v4.0 is based in Nigeria.

More comparisons

Full details: Google Open Buildings (Africa)Full details: GRID3 Nigeria Settlement Extents v4.0