Wittnau

Wittnau has an area, as of 2009, of 11.25 square kilometers . Of this area, 4.42 km2 or 39.3% is used for agricultural purposes, while 6.05 km2 or 53.8% is forested. Of the rest of the land, 0.75 km2 or 6.7% is settled , 0.03 km2 or 0.3% is either rivers or lakes.
Of the built up area, housing and buildings made up 2.7% and transportation infrastructure made up 3.3%. Out of the forested land, 52.4% of the total land area is heavily forested and 1.4% is covered with orchards or small clusters of trees. Of the agricultural land, 21.6% is used for growing crops and 13.4% is pastures, while 4.3% is used for orchards or vine crops. All the water in the municipality is in rivers and streams.

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