Origin
North Bethesda, MD
Afternoon in North Bethesda on Saturday
Local time
3:32 PM
EDT
Current temp
77°F
Unavailable
Live forecast
Trip from North Bethesda, MD to Green Valley, MD
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
36m
Distance
23.9 mi
38 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 33m
★
6 AM
0h 37m
8 AM
0h 43m
10 AM
0h 39m
12 PM
0h 38m
3 PM
0h 39m
5 PM
0h 42m
8 PM
0h 35m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
North Bethesda, MD
Kelly
Green Valley, MD
Kevyn Costa
Trip Overview
The drive from North Bethesda, MD to Green Valley, MD covers 23.9 miles and takes about 36m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 270, Green Valley Road, Josiah Henson Parkway for much of the mileage, and the overall profile is mostly highway. The longest uninterrupted segment is about 17.9 miles on I 270. At current regular gas prices, budget about $3.96 one way before food or hotel costs.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 270 | 17.9 mi | 23m |
| Green Valley Road | 1.7 mi | 3m |
| Josiah Henson Parkway | 1 mi | 2m |
| Montrose Road | 0.8 mi | 1m |
| Old Hundred Road | 0.4 mi | 1m |
| Frederick Road | 0.4 mi | <1m |
| Old Georgetown Road | 0.3 mi | <1m |
| Towne Road | 0.2 mi | <1m |
Longest stretch:
I 270
— 17.9 mi, about 23m
Turn-by-Turn Driving Directions
Step-by-step road directions between North Bethesda, MD and Green Valley, MD.
1
Start on Tudor Lane
146 ft
·
8 sec
·
Tudor Lane
2
At end of road, turn left onto Tudor Lane
338 ft
·
20 sec
·
Tudor Lane
3
Turn left onto Commonwealth Drive
347 ft
·
20 sec
·
Commonwealth Drive
4
Turn left onto Nicholson Lane
0.1 mi
·
27 sec
·
Nicholson Lane
5
Turn right onto MD 187
0.3 mi
·
32 sec
·
Old Georgetown Road
Use the straight / right lanes.
6
Continue on Towne Road
0.2 mi
·
24 sec
·
Towne Road
Use the left lane.
7
Turn sharp left onto Josiah Henson Parkway
1.0 mi
·
2 min
·
Josiah Henson Parkway
8
Continue on Montrose Road
0.8 mi
·
1 min
·
Montrose Road
9
Take the ramp
0.4 mi
·
48 sec
Toward I 270 North: Frederick
10
Merge onto I 270
18 mi
·
23 min
·
I 270
Toward I 270 North
Use the straight / slight right lanes.
11
Take the exit
0.2 mi
·
30 sec
Exit 22
Toward MD 109: Hyattstown, Barnesville
Use the right lane.
12
At end of road, turn left onto MD 109
0.4 mi
·
1 min
·
Old Hundred Road
13
Turn left onto MD 355
0.4 mi
·
35 sec
·
Frederick Road
14
Continue on MD 355
0.2 mi
·
23 sec
·
Urbana Pike
15
Turn right onto MD 75
1.7 mi
·
3 min
·
Green Valley Road
16
Turn right onto Prices Distillery Road
122 ft
·
7 sec
·
Prices Distillery Road
17
Turn right
49 ft
·
8 sec
18
Turn left
197 ft
·
14 sec
19
Arrive at destination
Heads-up: tricky spots
5 of 155 decision points cluster between mile 0 and 20.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip
|
~0m in
|
Tudor Lane
At end of road, turn left onto Tudor Lane
Navigation decision point
5
0.1 mi into trip
|
~0m in
|
Commonwealth Drive
Turn left onto Commonwealth Drive
Navigation decision point
7
0.3 mi into trip
|
~1m in
|
MD 187 / Old Georgetown Road
Turn right onto MD 187 / Old Georgetown Road
Lane positioning matters here
Use the straight / right lanes.
6
3 mi into trip
|
~6m in
|
I 270
Merge onto I 270 toward I 270 North
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 270 North
8
20.9 mi into trip
|
~30m in
Take the exit toward MD 109: Hyattstown, Barnesville
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the right lane.
Exit 22
Toward MD 109: Hyattstown, Barnesville
Fuel & Cost
Regular Gas
$3.96 one way
$7.92 round trip
$4.21/gal
25.4 MPG avg
8 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $4.34 | $8.68 |
| premium | $4.93 | $4.64 | $9.27 |
| diesel | $5.61 | $5.28 | $10.55 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 8.4 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 63% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 7.2 | 0 | $2.51 | $1.15 |
| Efficient EV | 6 | 0 | $2.09 | $0.96 |
| EV Truck/SUV | 9.6 | 0 | $3.35 | $1.53 |
Gas CO2
8 kg
EV CO2
3 kg (63% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Green Valley, MD
Afternoon in Green Valley on Saturday
Local time
3:32 PM
EDT
Current temp
75°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
2 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
36m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
23.9 mi in 36m, mostly highway — 17.9 mi of that is on I 270.
79% highway — fuel and pacing are the main things to plan.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 17.9 mi on I 270.
How Hard Is This Drive?
5/10
This is a straightforward highway drive that stays mostly on I 270 and Green Valley Road. You will hit about 15 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Tudor Lane.
Driving Effort
5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 23.9 miles you will encounter 15 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (Tudor Lane): Navigation decision point; at 0.1 miles (Commonwealth Drive): Navigation decision point; at 0.3 miles (MD 187 / Old Georgetown Road): Lane positioning matters here.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from North Bethesda, MD to Green Valley, MD, road signs begin pointing toward Barnesville along the way.
Barnesville
20.9 mi in
|
~30m
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 36m. Total distance: 23.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
36m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (79%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 17.9 miles on I 270. The full list of main roads is in the Roads section above.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: near the start (Tudor Lane): Navigation decision point; at 0.1 miles (Commonwealth Drive): Navigation decision point; at 0.3 miles (MD 187 / Old Georgetown Road): Lane positioning matters here.
Yes — Monocacy National Battlefield, Chesapeake & Ohio Canal National Historical Park and Potomac Heritage National Scenic Trail (5 total within detour distance). See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Green Valley, MD before heading back.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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