How far is Thurmont, MD from Silver Spring, MD?

The driving distance from Thurmont, MD to Silver Spring, MD is about 56.4 miles (90.7 km), with a travel time of about 01h 02m by car.

  • The straight-line flight distance is about 48.3 miles (77.8 km).
  • For a round trip, plan for roughly 02h 05m 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
56.35 mi
01h 02m
Flight
48.34 mi
77.79 km direct

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

Learn Distance

Choose another destination from Thurmont.

Flight Distance

Direct air line
48.34 mi
Kilometers
77.79 km
Flight Time
00h 05m

Driving Distance

Road route
56.35 mi
Kilometers
90.68 km
Drive Time
01h 02m

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 02m.

Arrival Snapshot
Arrive in Silver Spring
Wed, Apr 22, 11:49 PM EDT
Return by in Thurmont
Thu, Apr 23, 12:52 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Thurmont
2026-04-22T22:47
Arrive Silver Spring
Wed, Apr 22, 11:49 PM EDT
Route Timing
01h 02m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:03 AM to 11:03 AM EDT

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

Leave by
4:24 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Thurmont
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
Green Valley
MD

Town in Frederick County, Maryland, United States

From Thurmont
28 mi
00h 31m
To Silver Spring
28.4 mi
00h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
46°F
Overnight

Cloudy

Starts
Wed, Apr 22 4:00 AM EDT
Wind
12 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 Thurmont and Silver Spring.

Turn-by-Turn Driving Directions

Step-by-step road directions between Thurmont and Silver Spring.

  1. 1

    Start on East Main Street

    62 m · 12 sec · East Main Street

  2. 2

    Turn left onto Water Street

    677 ft · 24 sec · Water Street

  3. 3

    Turn right onto Frederick Road

    1.1 km · 1 min · Frederick Road

  4. 4

    Turn right onto Tippin Drive

    540 ft · 21 sec · Tippin Drive

  5. 5

    Take the ramp left toward US 15 South

    1478 ft · 36 sec

  6. 6

    Merge slight left onto Catoctin Mountain Highway

    12.5 mi · 17 min · Catoctin Mountain Highway

  7. 7

    Continue on Frederick Freeway

    4 mi · 5 min · Frederick Freeway

  8. 8

    Continue on Eisenhower Memorial Highway

    22.9 mi · 29 min · Eisenhower Memorial Highway

  9. 9

    Keep slight left

    6.6 mi · 9 min

  10. 10

    Keep slight left to continue on I 270 South: Silver Spring, College Park

    2.8 mi · 4 min

  11. 11

    Merge slight right onto Capital Beltway

    3.7 mi · 5 min · Capital Beltway

  12. 12

    Take the exit slight right toward MD 97 South: Georgia Avenue South, Silver Spring

    1376 ft · 36 sec

  13. 13

    Turn right onto Georgia Avenue

    1.8 mi · 4 min · Georgia Avenue

  14. 14

    Continue on Georgia Avenue

    28 m · 10 sec · Georgia Avenue

  15. 15

    Turn right

    48 m · 14 sec

  16. 16

    Turn right

    26 m · 6 sec

  17. 17

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Thurmont and Silver Spring.

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
17 steps
6 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
30.2 / 100 mi
Decision points by distance
Main Roads
Eisenhower Memorial Highway
29.5 mi · 52%
Catoctin Mountain Highway
12.5 mi · 22%
Frederick Freeway
4.02 mi · 7%
Capital Beltway
3.68 mi · 7%
I 270 South
2.76 mi · 5%
Georgia Avenue
1.81 mi · 3%
Longest Stretch

Eisenhower Memorial Highway

Continue on Eisenhower Memorial Highway

22.9 mi · 00h 29m

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 02m
Day trip friendly
Same-Day Return
02h 06m
Round-trip wheel time
Road vs Air
+8.1 mi
48.3 mi direct line
Halfway Stop
Green Valley
00h 31m from Thurmont
Leave By
4:24 PM EDT
Morning start is best
Weather Watch

Cloudy leaving Thurmont and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Silver Spring.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Thurmont to Silver Spring?

The road trip is about 56.4 miles (90.7 km) and usually takes 01h 02m 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?

Green Valley is a useful midpoint, sitting about 28 miles from Thurmont and 28.4 miles from Silver Spring.

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

The direct path is about 48.3 miles (77.8 km), while the road route adds roughly 8.1 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 4:24 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $8.13 one way or $16.26 round trip. Estimated CO2 is about 17.7 kg one way.

What should you check before leaving?

Before you leave, expect Cloudy around Thurmont and Chance Rain Showers then Slight Chance Showers And Thunderstorms near Silver Spring.

Stop Ideas Near Green Valley

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Green Valley and the surrounding midpoint area.
Griffith Park at City Hall
Scenic stop 11.6 mi away

Griffith Park at City Hall

Gaithersburg , MD
29 S Summit Ave, Gaithersburg, MD 20877, United States
Rating 4.6/5 57 reviews Park
Gaithersburg City Hall
Meeting point 11.6 mi away

Gaithersburg City Hall

Gaithersburg , MD
31 S Summit Ave, Gaithersburg, MD 20877
Rating 4.1/5 14 reviews City Hall,City clerk's office,City government office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Green Valley.

BUS

Frederick Airport, MD

14 mi away
1341 Hughes Ford Road
RAIL

Frederick, MD

15 mi away
100 South East Street
RAIL

Rockville station

28 mi away
251 Hungerford Drive at Park Rd.
RAIL

Harpers Ferry

38 mi away
Potomac St. & Shenandoah St.

Flight Path Map

This map shows the direct air route between Thurmont and Silver Spring. Straight-line distance: 48.34 mi (77.79 km).

Thurmont

#1 Thurmont

Town in Frederick County, Maryland, United States

Population7,070
Coordinates39.6237100, -77.4108200
Altitude158
CountryUnited States
Silver Spring

#2 Silver Spring

A city in Montgomery County, Maryland.

Population71,452
Coordinates38.9906700, -77.0260900
Altitude104
CountryUnited States
Start: East Main Street (-77.410905, 39.623518)
End: (-77.026096, 38.9908)

Estimated Travel Time

Distance: 91 km by road

SpeedTime
30 mph (48.3 km/h)01h 52m
40 mph (64.37 km/h)01h 24m
50 mph (80.47 km/h)01h 07m
60 mph (96.56 km/h)00h 56m
70 mph (112.65 km/h)00h 48m
80 mph (129 km/h)00h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.99 gal
7.53 L · about $8.13
Round trip
$16.26
3.98 gal · 15.06 L
Estimated CO2
17.7 kg one way
Round trip: 35.4 kg / 78 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $8.13 $16.26
Mid-grade $4.60 $9.15 $18.30
Premium $4.95 $9.86 $19.72
Diesel $5.98 $11.90 $23.80

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 Thurmont and Silver Spring. The current time is 22:47:11.

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.