Distance from ZIP 21770 to 21792
Monrovia, MD → Unionville, MD
Straight Line Distance
9 miles
15 km
Great circle distance between ZIP code centers
Driving (est.)
≈ 10min
At 90 km/h average. Actual road distance is typically 15-30% longer.
Flying (est.)
≈ 46min
At 850 km/h cruise plus takeoff and landing.
Route Map
Frequently Asked Questions
The straight-line distance between ZIP code 21770 (Monrovia, MD) and 21792 (Unionville, MD) is 9 miles (15 km).
Driving takes approximately 10min at an average speed of 90 km/h. Actual road distance is typically 15-30% longer than the straight line.