How far is Olney, MD from Parkville, MD?
The driving distance from Olney, MD to Parkville, MD is about 44.1 miles (70.9 km), with a travel time of about 01h 07m by car.
- The straight-line flight distance is about 32.2 miles (51.8 km).
- For a round trip, plan for roughly 02h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 07m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated community in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Olney and Parkville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Olney and Parkville.
-
1
Start on Georgia Avenue
1007 ft · 36 sec · Georgia Avenue
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2
Turn left onto Spartan Road
1502 ft · 47 sec · Spartan Road
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3
Turn right onto Olney Sandy Spring Road
2.9 mi · 6 min · Olney Sandy Spring Road
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4
Continue on Ashton Road
2.4 mi · 4 min · Ashton Road
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5
Continue on Clarksville Pike
10.2 mi · 17 min · Clarksville Pike
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6
Take the ramp straight toward US 29 North: Baltimore
1475 ft · 36 sec
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7
Merge slight left onto Columbia Pike
3.9 mi · 5 min · Columbia Pike
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8
Take the exit slight right toward I 70 East: Baltimore
1.1 km · 1 min
-
9
Merge slight left
3.8 mi · 4 min
-
10
Take the exit slight right toward I 695 North, I 695 South: New York, Towson, Baltimore, Glen Burnie
1056 ft · 16 sec
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11
Keep slight left to continue on I 695 North: New York, Towson
1.2 km · 2 min
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12
Merge slight left onto Baltimore Beltway
17.4 mi · 24 min · Baltimore Beltway
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13
Take the exit slight right toward MD 147: Parkville, Carney
1772 ft · 43 sec
-
14
Keep slight right to continue on MD 147 South: Parkville
84 m · 7 sec
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15
Turn straight onto Harford Road
1.3 km · 2 min · Harford Road
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16
Turn left onto Oak Forest Drive
10 m · 1 sec · Oak Forest Drive
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17
Arrive at your destination
0 m · 1 sec · Oak Forest Drive
Car Route Details
A richer read on the saved driving route between Olney and Parkville.
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.
Baltimore Beltway
Merge slight left onto Baltimore Beltway
17.4 mi · 00h 24m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Partly Sunny leaving Olney and Mostly Sunny near Parkville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Olney to Parkville?
The road trip is about 44.1 miles (70.9 km) and usually takes 01h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Ellicott City is a useful midpoint, sitting about 22 miles from Olney and 22.1 miles from Parkville.
How much longer is the road route than the straight-line distance?
The direct path is about 32.2 miles (51.8 km), while the road route adds roughly 11.9 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.37 one way or $12.75 round trip. Estimated CO2 is about 13.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Olney and Mostly Sunny near Parkville.
Flight Path Map
This map shows the direct air route between Olney and Parkville. Straight-line distance: 32.17 mi (51.78 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 Parkville
Census designated place in Baltimore County
| Population | 30,734 |
| Coordinates | 39.3773300, -76.5396900 |
| Altitude | 101 |
| Country | United States |
End: Parkville (-76.53969, 39.37733)
Estimated Travel Time
Distance: 71 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 28m |
| 40 mph (64.37 km/h) | 01h 06m |
| 50 mph (80.47 km/h) | 00h 52m |
| 60 mph (96.56 km/h) | 00h 44m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.37 | $12.75 |
| Mid-grade | $4.60 | $7.17 | $14.35 |
| Premium | $4.95 | $7.73 | $15.46 |
| Diesel | $5.98 | $9.33 | $18.66 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.