How far is Olney, MD from North Potomac, MD?
The driving distance from Olney, MD to North Potomac, MD is about 15.4 miles (24.8 km), with a travel time of about 00h 25m by car.
- The straight-line flight distance is about 11.7 miles (18.8 km).
- For a round trip, plan for roughly 00h 51m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 25m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Olney and North Potomac.
Turn-by-Turn Driving Directions
Step-by-step road directions between Olney and North Potomac.
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1
Start on Georgia Avenue
2.3 mi · 5 min · Georgia Avenue
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2
Take the ramp slight right toward MD 200 Toll West
2241 ft · 55 sec
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3
Merge slight left onto Intercounty Connector
5.3 mi · 7 min · Intercounty Connector
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4
Continue straight
3.3 mi · 5 min
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5
Turn right onto Great Seneca Highway
1490 ft · 27 sec · Great Seneca Highway
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6
Turn left onto Muddy Branch Road
1.4 km · 2 min · Muddy Branch Road
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7
Continue on Dufief Mill Road
2 mi · 4 min · Dufief Mill Road
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8
Continue on Travilah Road
1796 ft · 39 sec · Travilah Road
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9
Exit the roundabout onto Turkey Foot Road
3086 ft · 2 min · Turkey Foot Road
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10
Turn left onto Query Mill Road
35 m · 4 sec · Query Mill Road
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11
Arrive at your destination
0 m · 1 sec · Query Mill Road
Car Route Details
A richer read on the saved driving route between Olney and North Potomac.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Intercounty Connector
Merge slight left onto Intercounty Connector
5.31 mi · 00h 07m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Olney and Mostly Sunny near North Potomac.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Olney to North Potomac?
The road trip is about 15.4 miles (24.8 km) and usually takes 00h 25m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Washington Grove is a useful midpoint, sitting about 7.7 miles from Olney and 7.7 miles from North Potomac.
How much longer is the road route than the straight-line distance?
The direct path is about 11.7 miles (18.8 km), while the road route adds roughly 3.7 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:38 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.21 one way or $4.41 round trip. Estimated CO2 is about 4.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Olney and Mostly Sunny near North Potomac.
Stop Ideas Near Washington Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Griffith Park at City Hall
Gaithersburg City Hall
City of Rockville City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Washington Grove.
Rockville station
Washington Union Station
New Carrollton station
Frederick Airport, MD
Flight Path Map
This map shows the direct air route between Olney and North Potomac. Straight-line distance: 11.68 mi (18.79 km).
#1 Olney
Unincorporated area of Montgomery County, Maryland, United States of America
| Population | 33,844 |
| Coordinates | 39.1531600, -77.0669200 |
| Altitude | 165 |
| Country | United States |
#2 North Potomac
Census-designated place in Montgomery County, Maryland, United States
| Population | 24,410 |
| Coordinates | 39.0828900, -77.2649800 |
| Altitude | 79 |
| Country | United States |
End: North Potomac (-77.26498, 39.08289)
Estimated Travel Time
Distance: 25 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 30m |
| 40 mph (64.37 km/h) | 00h 23m |
| 50 mph (80.47 km/h) | 00h 18m |
| 60 mph (96.56 km/h) | 00h 15m |
| 70 mph (112.65 km/h) | 00h 13m |
| 80 mph (129 km/h) | 00h 11m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $2.21 | $4.41 |
| Mid-grade | $4.60 | $2.48 | $4.97 |
| Premium | $4.95 | $2.68 | $5.35 |
| Diesel | $5.98 | $3.23 | $6.46 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Maryland · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.