How far is Catonsville, MD from Green Valley, MD?

The driving distance from Catonsville, MD to Green Valley, MD is about 39 miles (62.8 km), with a travel time of about 00h 51m by car.

  • The straight-line flight distance is about 30.3 miles (48.8 km).
  • For a round trip, plan for roughly 01h 42m 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
39.01 mi
00h 51m
Flight
30.34 mi
48.82 km direct

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

Learn Distance

Choose another destination from Catonsville.

Flight Distance

Direct air line
30.34 mi
Kilometers
48.82 km
Flight Time
00h 03m

Driving Distance

Road route
39.01 mi
Kilometers
62.78 km
Drive Time
00h 51m

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 51m.

Arrival Snapshot
Arrive in Green Valley
Sun, Apr 19, 6:53 AM EDT
Return by in Catonsville
Sun, Apr 19, 7:44 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Catonsville
2026-04-19T06:02
Arrive Green Valley
Sun, Apr 19, 6:53 AM EDT
Route Timing
00h 51m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:51 AM to 10:51 AM EDT

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

Leave by
4:48 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Catonsville
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
Sykesville
MD

Town in Carroll County, Maryland, United States

From Catonsville
19.4 mi
00h 25m
To Green Valley
19.5 mi
00h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
8 to 14 mph W
Destination
59°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
13 to 17 mph NW

Driving Route Map

The map below follows the saved road route between Catonsville and Green Valley.

Turn-by-Turn Driving Directions

Step-by-step road directions between Catonsville and Green Valley.

  1. 1

    Start on the route

    11 m · 8 sec

  2. 2

    Turn left onto Frederick Road

    2417 ft · 1 min · Frederick Road

  3. 3

    Take the ramp sharp left toward I 695 North

    999 ft · 25 sec

  4. 4

    Merge slight left onto Baltimore Beltway

    2 mi · 3 min · Baltimore Beltway

  5. 5

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

    951 ft · 23 sec

  6. 6

    Keep slight left to continue on I 70 West: Frederick

    1.3 km · 2 min

  7. 7

    Merge slight left

    14.1 mi · 15 min

  8. 8

    Continue straight

    11.8 mi · 13 min

  9. 9

    Continue straight

    2.5 mi · 3 min

  10. 10

    Take the exit slight right toward MD 75: Libertytown, Hyattstown

    2233 ft · 57 sec

  11. 11

    Turn left onto Green Valley Road

    2333 ft · 59 sec · Green Valley Road

  12. 12

    Turn right onto Baldwin Road

    2292 ft · 55 sec · Baldwin Road

  13. 13

    Turn left onto Green Valley Road

    2.4 mi · 5 min · Green Valley Road

  14. 14

    Turn left onto Fingerboard Road

    716 ft · 18 sec · Fingerboard Road

  15. 15

    Turn right onto Green Valley Road

    3.1 mi · 6 min · Green Valley Road

  16. 16

    Turn left onto Prices Distillery Road

    37 m · 8 sec · Prices Distillery Road

  17. 17

    Turn right

    15 m · 8 sec

  18. 18

    Turn left

    60 m · 15 sec

  19. 19

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Catonsville and Green Valley.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
19 steps
9 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
48.7 / 100 mi
Decision points by distance
Main Roads
I 70 West
29.2 mi · 75%
Green Valley Road
5.94 mi · 15%
Baltimore Beltway
1.97 mi · 5%
Frederick Road
0.46 mi · 1%
Baldwin Road
0.43 mi · 1%
MD 75
0.42 mi · 1%
Longest Stretch

I 70 West

Merge slight left

14.1 mi · 00h 15m

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 51m
Day trip friendly
Same-Day Return
01h 42m
Round-trip wheel time
Road vs Air
+8.7 mi
30.3 mi direct line
Halfway Stop
Sykesville
00h 25m from Catonsville
Leave By
4:48 PM EDT
Morning start is best
Weather Watch

Rain Showers leaving Catonsville and Rain Showers near Green Valley.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Catonsville to Green Valley?

The road trip is about 39 miles (62.8 km) and usually takes 00h 51m 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?

Sykesville is a useful midpoint, sitting about 19.4 miles from Catonsville and 19.5 miles from Green Valley.

How much longer is the road route than the straight-line distance?

The direct path is about 30.3 miles (48.8 km), while the road route adds roughly 8.7 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:48 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.64 one way or $11.28 round trip. Estimated CO2 is about 12.3 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers around Catonsville and Rain Showers near Green Valley.

Stop Ideas Near Sykesville

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Sykesville, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Sykesville.

RAIL

Pennsylvania Station

31 mi away
1515 North Charles Street
RAIL

BWI Rail Station

31 mi away
7 Amtrak Way
BUS

Frederick Airport, MD

36 mi away
1341 Hughes Ford Road
RAIL

Rockville station

36 mi away
251 Hungerford Drive at Park Rd.

Flight Path Map

This map shows the direct air route between Catonsville and Green Valley. Straight-line distance: 30.34 mi (48.82 km).

Catonsville

#1 Catonsville

A city in Baltimore County, Maryland.

Population41,567
Coordinates39.2720500, -76.7319200
Altitude146
CountryUnited States
Photo coming soon

#2 Green Valley

Town in Frederick County, Maryland, United States

Population12,262
Coordinates39.3092700, -77.2972100
Altitude121
CountryUnited States
Start: Catonsville (-76.73192, 39.27205)
End: Green Valley (-77.29721, 39.30927)

Estimated Travel Time

Distance: 63 km by road

SpeedTime
30 mph (48.3 km/h)01h 17m
40 mph (64.37 km/h)00h 58m
50 mph (80.47 km/h)00h 46m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 33m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.38 gal
5.21 L · about $5.64
Round trip
$11.28
2.76 gal · 10.42 L
Estimated CO2
12.3 kg one way
Round trip: 24.5 kg / 54 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.64 $11.28
Mid-grade $4.60 $6.35 $12.69
Premium $4.95 $6.84 $13.67
Diesel $5.98 $8.25 $16.50

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 19, 2026

There is no time difference between Catonsville and Green Valley. The current time is 06:02:27.

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.