This is the 5472nd most frequent Turkish word.
mahallede
"In the neighborhood."
The word 'mahallede' indicates the location where the action is happening, which in this case is 'in the neighborhood'.
Çocuklar mahallede oyun oynuyor.
The children are playing games in the neighborhood.
Here 'mahallede' designates the location related to the event of a library opening.
Mahallede yeni bir kütüphane açıldı.
A new library has opened in the neighborhood.
In this example, 'mahallede' shows where the habitual activity of walking takes place.