Distance from Black Rock to Union

The distance from Black Rock to Union is approximately 4.3 km / 2.7 mi (as the crow flies).

The following map shows the distance from Black Rock to Union.

For more detailed information about any of the places please click on the place name:
• Black Rock
• Union

Map options

Current distance: Black Rock -> Union
Show reverse: Union -> Black Rock

DistanceRouteRoute by bikeRoute by foot