How far is Parkville, MD from Olney, MD?

The driving distance from Parkville, MD to Olney, MD is about 47.8 miles (77 km), with a travel time of about 00h 57m by car.

  • The straight-line flight distance is about 32.2 miles (51.8 km).
  • For a round trip, plan for roughly 01h 55m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
47.86 mi
00h 57m
Flight
32.17 mi
51.78 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Parkville.

Flight Distance

Direct air line
32.17 mi
Kilometers
51.78 km
Flight Time
00h 03m

Driving Distance

Road route
47.86 mi
Kilometers
77.02 km
Drive Time
00h 57m

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 57m.

Arrival Snapshot
Arrive in Olney
Thu, Apr 16, 1:17 AM EDT
Return by in Parkville
Thu, Apr 16, 2:14 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Parkville
2026-04-16T00:19
Arrive Olney
Thu, Apr 16, 1:17 AM EDT
Route Timing
00h 57m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:58 AM to 10:58 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:34 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Parkville
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Ellicott City
MD

Unincorporated community in Howard County, Maryland, United States

From Parkville
21.8 mi
00h 28m
To Olney
26 mi
00h 28m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
3 to 10 mph SW
Destination
91°F
Thursday

Partly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
5 to 14 mph SW

Driving Route Map

The map below follows the saved road route between Parkville and Olney.

Turn-by-Turn Driving Directions

Step-by-step road directions between Parkville and Olney.

  1. 1

    Start on Oak Forest Drive

    10 m · 2 sec · Oak Forest Drive

  2. 2

    Turn right onto Harford Road

    1.5 km · 3 min · Harford Road

  3. 3

    Take the ramp slight right toward I 695 West: Towson

    788 ft · 45 sec

  4. 4

    Merge slight left onto Baltimore Beltway

    17.8 mi · 24 min · Baltimore Beltway

  5. 5

    Take the exit slight right toward I 70 East, I 70 West: Local Traffic, Frederick

    829 ft · 17 sec

  6. 6

    Keep slight right to continue on I 70 West: Frederick

    2891 ft · 1 min

  7. 7

    Merge slight left

    3.7 mi · 4 min

  8. 8

    Take the exit slight left toward US 29 South: Columbia, Washington, Ellicott City

    1.3 km · 2 min

  9. 9

    Merge slight right onto Columbia Pike

    3.5 mi · 4 min · Columbia Pike

  10. 10

    Take the exit slight right toward MD 108 West: Clarksville, Dorsey's Search, Harper's Choice

    2480 ft · 1 min

  11. 11

    Turn straight onto Clarksville Pike

    10 mi · 16 min · Clarksville Pike

  12. 12

    Continue on Ashton Road

    2.4 mi · 4 min · Ashton Road

  13. 13

    Continue on Olney Sandy Spring Road

    3.2 mi · 5 min · Olney Sandy Spring Road

  14. 14

    Turn sharp left onto Georgia Avenue

    36 m · 14 sec · Georgia Avenue

  15. 15

    Arrive at your destination

    0 m · 1 sec · Georgia Avenue

Car Route Details

A richer read on the saved driving route between Parkville and Olney.

OSRM road route
Drive Character

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.

Directions
15 steps
3 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
31.3 / 100 mi
Decision points by distance
Main Roads
Baltimore Beltway
17.8 mi · 37%
Clarksville Pike
9.97 mi · 21%
I 70 West
4.21 mi · 9%
Columbia Pike
3.49 mi · 7%
Olney Sandy Spring Road
3.19 mi · 7%
Ashton Road
2.39 mi · 5%
Longest Stretch

Baltimore Beltway

Merge slight left onto Baltimore Beltway

17.8 mi · 00h 24m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 57m
Day trip friendly
Same-Day Return
01h 56m
Round-trip wheel time
Road vs Air
+15.6 mi
32.2 mi direct line
Halfway Stop
Ellicott City
00h 28m from Parkville
Leave By
4:34 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Parkville and Partly Sunny near Olney.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Parkville to Olney?

The road trip is about 47.8 miles (77 km) and usually takes 00h 57m 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 21.8 miles from Parkville and 26 miles from Olney.

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 15.6 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 4:34 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.91 one way or $13.81 round trip. Estimated CO2 is about 15 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Parkville and Partly Sunny near Olney.

Flight Path Map

This map shows the direct air route between Parkville and Olney. Straight-line distance: 32.17 mi (51.78 km).

Photo coming soon

#1 Parkville

Census designated place in Baltimore County

Population30,734
Coordinates39.3773300, -76.5396900
Altitude101
CountryUnited States
Olney

#2 Olney

Unincorporated area of Montgomery County, Maryland, United States of America

Population33,844
Coordinates39.1531600, -77.0669200
Altitude165
CountryUnited States
Start: Oak Forest Drive (-76.539667, 39.377349)
End: Georgia Avenue (-77.066929, 39.153178)

Estimated Travel Time

Distance: 77 km by road

SpeedTime
30 mph (48.3 km/h)01h 35m
40 mph (64.37 km/h)01h 11m
50 mph (80.47 km/h)00h 57m
60 mph (96.56 km/h)00h 47m
70 mph (112.65 km/h)00h 41m
80 mph (129 km/h)00h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.69 gal
6.39 L · about $6.91
Round trip
$13.81
3.38 gal · 12.78 L
Estimated CO2
15 kg one way
Round trip: 30 kg / 66 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $6.91 $13.81
Mid-grade $4.60 $7.77 $15.54
Premium $4.95 $8.37 $16.74
Diesel $5.98 $10.11 $20.21

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

There is no time difference between Parkville and Olney. The current time is 00:19:25.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.