How far is Cambridge, MD from Rockville, MD?

The driving distance from Cambridge, MD to Rockville, MD is about 98.9 miles (159.1 km), with a travel time of about 01h 48m by car.

  • The straight-line flight distance is about 68.1 miles (109.6 km).
  • For a round trip, plan for roughly 03h 37m 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
98.84 mi
01h 48m
Flight
68.1 mi
109.59 km direct

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

Learn Distance

Choose another destination from Cambridge.

Flight Distance

Direct air line
68.1 mi
Kilometers
109.59 km
Flight Time
00h 08m

Driving Distance

Road route
98.84 mi
Kilometers
159.06 km
Drive Time
01h 48m

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 48m.

Arrival Snapshot
Arrive in Rockville
Wed, Apr 22, 10:11 PM EDT
Return by in Cambridge
Thu, Apr 23, 12:00 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Cambridge
2026-04-22T20:22
Arrive Rockville
Wed, Apr 22, 10:11 PM EDT
Route Timing
01h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:49 AM to 11:49 AM EDT

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

Leave by
2:52 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Cambridge
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
Cape Saint Claire
MD

Park in Anne Arundel County, Maryland, United States of America

From Cambridge
49.3 mi
00h 54m
To Rockville
49.6 mi
00h 54m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Wednesday

Chance Rain Showers

Starts
Wed, Apr 22 6:00 AM EDT
Wind
10 mph SW
Destination
74°F
Today

Chance Rain Showers then Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 22 11:00 AM EDT
Wind
8 mph W

Driving Route Map

The map below follows the saved road route between Cambridge and Rockville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Cambridge and Rockville.

  1. 1

    Start on Race Street

    935 ft · 29 sec · Race Street

  2. 2

    Turn right onto Cedar Street

    1.1 km · 2 min · Cedar Street

  3. 3

    Turn left onto Sunburst Highway

    2950 ft · 1 min · Sunburst Highway

  4. 4

    Continue on Senator Malkus Junior Bridge

    1.6 mi · 3 min · Senator Malkus Junior Bridge

  5. 5

    Continue on Ocean Gateway

    53.1 mi · 1 hr 15 min · Ocean Gateway

  6. 6

    Continue on John Hanson Highway

    18.4 mi · 22 min · John Hanson Highway

  7. 7

    Take the exit slight right toward I 95 North, I 495 North: Baltimore, Silver Spring

    2347 ft · 57 sec

  8. 8

    Keep slight left to continue on I 495 North, I 95 North: Beltway

    3221 ft · 1 min

  9. 9

    Merge slight left onto Capital Beltway

    6.9 mi · 9 min · Capital Beltway

  10. 10

    Keep slight left to continue on Capital Beltway

    9.5 mi · 12 min · Capital Beltway

  11. 11

    Keep slight right to continue on I 270 North: Frederick

    3.6 mi · 5 min

  12. 12

    Keep slight right to continue on I 270 North

    1.8 mi · 2 min

  13. 13

    Take the exit slight right toward MD 189: Falls Road

    753 ft · 18 sec

  14. 14

    Keep slight right to continue on MD 189 North: Falls Road, Rockville, Town Center

    567 ft · 14 sec

  15. 15

    Turn straight onto Falls Road

    132 m · 21 sec · Falls Road

  16. 16

    Turn left onto Great Falls Road

    1.1 km · 2 min · Great Falls Road

  17. 17

    Continue on West Montgomery Avenue

    1159 ft · 38 sec · West Montgomery Avenue

  18. 18

    Turn right onto South Washington Street

    19 m · 2 sec · South Washington Street

  19. 19

    Arrive at your destination

    0 m · 1 sec · South Washington Street

Car Route Details

A richer read on the saved driving route between Cambridge and Rockville.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
19 steps
5 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
19.2 / 100 mi
Decision points by distance
Main Roads
Ocean Gateway
53.1 mi · 54%
John Hanson Highway
18.4 mi · 19%
Capital Beltway
16.4 mi · 17%
I 270 North
5.36 mi · 5%
Senator Malkus Junior Bridge
1.64 mi · 2%
Cedar Street
0.67 mi · 1%
Longest Stretch

Ocean Gateway

Continue on Ocean Gateway

53.1 mi · 01h 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
01h 48m
Day trip friendly
Same-Day Return
03h 38m
Round-trip wheel time
Road vs Air
+30.8 mi
68.1 mi direct line
Halfway Stop
Cape Saint Claire
00h 54m from Cambridge
Leave By
2:52 PM EDT
Morning start is best
Weather Watch

Chance Rain Showers leaving Cambridge and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Rockville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Cambridge to Rockville?

The road trip is about 98.9 miles (159.1 km) and usually takes 01h 48m 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?

Cape Saint Claire is a useful midpoint, sitting about 49.3 miles from Cambridge and 49.6 miles from Rockville.

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

The direct path is about 68.1 miles (109.6 km), while the road route adds roughly 30.8 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 2:52 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $14.26 one way or $28.52 round trip. Estimated CO2 is about 31 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Cambridge and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Rockville.

Stop Ideas Near Cape Saint Claire

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

Mid-route Guidance
Local place coverage is thin around Cape Saint Claire, 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 Cape Saint Claire.

BUS

Kent Island, MD

20 mi away
3206 Main Street
RAIL

BWI Rail Station

27 mi away
7 Amtrak Way
RAIL

Pennsylvania Station

33 mi away
1515 North Charles Street
RAIL

New Carrollton station

38 mi away
4300 Garden City Drive

Flight Path Map

This map shows the direct air route between Cambridge and Rockville. Straight-line distance: 68.1 mi (109.59 km).

Cambridge

#1 Cambridge

City in Dorchester County, Maryland, United States

Population12,213
Coordinates38.5631700, -76.0788300
Altitude6
CountryUnited States
Rockville

#2 Rockville

The most populous city in Montgomery County, Maryland.

Population69,512
Coordinates39.0840000, -77.1527600
Altitude137
CountryUnited States
Start: Race Street (-76.078586, 38.56314)
End: South Washington Street (-77.152887, 39.083997)

Estimated Travel Time

Distance: 159 km by road

SpeedTime
30 mph (48.3 km/h)03h 17m
40 mph (64.37 km/h)02h 28m
50 mph (80.47 km/h)01h 58m
60 mph (96.56 km/h)01h 38m
70 mph (112.65 km/h)01h 24m
80 mph (129 km/h)01h 13m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.49 gal
13.2 L · about $14.26
Round trip
$28.52
6.98 gal · 26.4 L
Estimated CO2
31 kg one way
Round trip: 62 kg / 137 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $14.26 $28.52
Mid-grade $4.60 $16.05 $32.10
Premium $4.95 $17.29 $34.58
Diesel $5.98 $20.87 $41.74

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 23, 2026

There is no time difference between Cambridge and Rockville. The current time is 20:22:47.

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.