4,000 hectares equal 40,000,000 square metres (40.00 km²) — about 5,602 football fields or 9,884 acres. But a figure like that is hard to picture: drag the map above to your city or a place you know to see these 4,000 hectares drawn at real scale.
To picture it, 4,000 hectares cover roughly the same as:
Drag the map to your city and change the number of hectares to compare other areas instantly.