The calculated distance (air line) between Grabs and Zürich (Kreis 11) is approximately 46 miles respectively 75 kilometers.
By car or train, the actual journey to Zürich (Kreis 11) is certainly longer, as only the direct route (as the crow flies) between Grabs and Zürich (Kreis 11) has been calculated here.
Air line (approximately)
75 kilometers
40 nautical miles