The calculated distance (air line) between Goldau and Zürich (Kreis 12) is approximately 25 miles respectively 40 kilometers.
By car or train, the actual journey to Zürich (Kreis 12) is certainly longer, as only the direct route (as the crow flies) between Goldau and Zürich (Kreis 12) has been calculated here.
Air line (approximately)
40 kilometers
21 nautical miles