How far is Gaithersburg, MD from Riverside, MD?
The driving distance from Gaithersburg, MD to Riverside, MD is about 70 miles (112.6 km), with a travel time of about 01h 31m by car.
- The straight-line flight distance is about 56.2 miles (90.4 km).
- For a round trip, plan for roughly 03h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 31m.
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.
Census-designated place in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Gaithersburg and Riverside.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Riverside.
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1
Start on the route
26 m · 8 sec
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2
Turn right onto North Frederick Avenue
993 ft · 17 sec · North Frederick Avenue
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3
Continue on South Frederick Avenue
1.4 mi · 2 min · South Frederick Avenue
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4
Continue on Frederick Road
1906 ft · 43 sec · Frederick Road
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5
Turn left onto Shady Grove Road
1.1 mi · 3 min · Shady Grove Road
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6
Turn left onto MD 200 Toll East
2888 ft · 1 min
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7
Merge slight left onto Intercounty Connector
15.9 mi · 20 min · Intercounty Connector
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8
Take the exit slight right toward I 95: Laurel, Burtonsville
2257 ft · 51 sec
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9
Keep slight left to continue on MD 198: Konterra Drive
2986 ft · 39 sec
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10
Keep slight left to continue on MD 198: Laurel, Burtonsville
1.5 km · 1 min
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11
Keep slight left to continue on MD 198 West: Burtonsville
2970 ft · 39 sec
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12
Keep slight left
1.2 km · 50 sec
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13
Merge slight left
11.7 mi · 14 min
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14
Take the exit slight right toward I 895 North: Baltimore Harbor Tunnel Thruway
5.7 mi · 7 min · Harbor Tunnel Thruway
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15
Continue on Harbor Tunnel Throughway
1.6 km · 1 min · Harbor Tunnel Throughway
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16
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
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17
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
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18
Continue on Harbor Tunnel Thruway
3.7 mi · 5 min · Harbor Tunnel Thruway
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19
Keep slight left to continue on Express Toll Lanes
8.5 mi · 10 min · Express Toll Lanes
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20
Keep slight right
91 m · 4 sec
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21
Merge slight right onto John F. Kennedy Memorial Highway
11 mi · 13 min · John F. Kennedy Memorial Highway
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22
Take the exit slight right toward MD 543: Belcamp
2401 ft · 59 sec
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23
Turn right onto Riverside Parkway
1.5 km · 2 min · Riverside Parkway
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24
Turn right onto Church Creek Road
1831 ft · 1 min · Church Creek Road
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25
Turn right onto Allison Court
89 m · 15 sec · Allison Court
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26
Turn right onto Collier Lane
612 ft · 32 sec · Collier Lane
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27
Continue on Collier Lane
31 m · 5 sec · Collier Lane
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28
Arrive at your destination
0 m · 1 sec · Collier Lane
Car Route Details
A richer read on the saved driving route between Gaithersburg and Riverside.
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
15.9 mi · 00h 20m
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.
Sunny leaving Gaithersburg and Mostly Clear near Riverside.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Riverside?
The road trip is about 70 miles (112.6 km) and usually takes 01h 31m 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?
Elkridge is a useful midpoint, sitting about 35 miles from Gaithersburg and 35 miles from Riverside.
How much longer is the road route than the straight-line distance?
The direct path is about 56.2 miles (90.4 km), while the road route adds roughly 13.8 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 EST. If you want a more comfortable same-day return, try to leave by 3:28 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.74 one way or $19.48 round trip. Estimated CO2 is about 22 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Gaithersburg and Mostly Clear near Riverside.
Stop Ideas Near Elkridge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Elkridge.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Rockville station
Flight Path Map
This map shows the direct air route between Gaithersburg and Riverside. Straight-line distance: 56.17 mi (90.39 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Riverside
Riverside is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.4737200, -76.2413400 |
| Altitude | 24 |
| Country | United States |
End: Riverside (-76.24134, 39.47372)
Estimated Travel Time
Distance: 113 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 19m |
| 40 mph (64.37 km/h) | 01h 44m |
| 50 mph (80.47 km/h) | 01h 23m |
| 60 mph (96.56 km/h) | 01h 09m |
| 70 mph (112.65 km/h) | 00h 59m |
| 80 mph (129 km/h) | 00h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.94 | $9.74 | $19.48 |
| Mid-grade | $4.56 | $11.26 | $22.53 |
| Premium | $4.88 | $12.06 | $24.11 |
| Diesel | $6.29 | $15.55 | $31.09 |
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 · Nov 07, 2026