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Trip from Frederick, MD to Gwynn Oak, MD

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

54m

Distance

43.4 mi

70 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$7

one way

EV Charging

Unknown

Best Time to Leave

Save up to 13 min
4 AM
0h 50m ★
6 AM
0h 55m
8 AM
1h 3m
10 AM
0h 58m
12 PM
0h 57m
3 PM
0h 58m
5 PM
1h 3m
8 PM
0h 52m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time Drive vs Fly
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city in Frederick County, Maryland, United States

Frederick, MD

Wikimedia Commons

Downtown Gwynn Oak, MD, MD

Gwynn Oak, MD

Iqbal farooz

Trip Overview

Frederick, MD to Gwynn Oak, MD is 43.4 miles and takes about 54 minutes via I 70 and North Forest Park Avenue, with a fuel budget near $7 and enough daylight to finish in a day. This trip stays within Maryland, moving from the Northeast region to another part of the Northeast. It's a relatively short drive, primarily on major highways, making it a straightforward option for a quick journey. You won't need to plan for an overnight stay, and the estimated fuel cost is quite manageable for this distance.

Main Roads

Road Distance Duration
I 70 38.9 mi 42m
North Forest Park Avenue 1.4 mi 3m
Hillsdale Road 0.9 mi 2m
North East Street 0.6 mi 1m
East Church Street 0.3 mi <1m
Security Boulevard 0.2 mi <1m
East Street 0.2 mi <1m
Buckeystown Pike 0.2 mi <1m
Longest stretch: I 70 — 38.9 mi, about 42m

Turn-by-Turn Driving Directions

Step-by-step road directions between Frederick, MD and Gwynn Oak, MD.

1

Start on MD 144

122 ft · 7 sec · East Patrick Street
2

Turn right onto North Market Street

435 ft · 18 sec · North Market Street
3

Turn right onto East Church Street

0.3 mi · 47 sec · East Church Street
4

Turn right onto North East Street

0.6 mi · 1 min · North East Street
Use the straight / right lanes.
5

Enter roundabout onto East Street

101 ft · 1 sec · East Street
6

Continue on East Street

0.1 mi · 14 sec · East Street
7

Continue on MD 85

0.2 mi · 17 sec · Buckeystown Pike
8

Take the ramp

0.4 mi · 45 sec
Toward I 70 East, US 40 East
9

Merge onto I 70; US 40

21 mi · 22 min · I 70; US 40
Use the straight / slight right lanes.
10

Continue on I 70; US 40

6.5 mi · 6 min · I 70; US 40
Use the straight / slight right lanes.
11

Keep slight left at fork onto I 70

11 mi · 13 min · I 70
Toward Baltimore Use the straight / slight right lanes.
12

Take the exit

0.3 mi · 35 sec
Exit 94 Toward Security Boulevard Use the straight / right lanes.
13

Turn straight onto MD 122

0.2 mi · 22 sec · Security Boulevard
Use the right lane.
14

Turn right onto North Forest Park Avenue

1.4 mi · 3 min · North Forest Park Avenue
15

Turn slight left onto Hillsdale Road

0.9 mi · 2 min · Hillsdale Road
16

Turn right onto Haddon Avenue

178 ft · 11 sec · Haddon Avenue
17

Turn left

60 ft · 4 sec
18

Arrive at destination

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

planned community in Howard County, Maryland, United States

Mid-route town

Meal stop

Columbia, MD

22 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Mount Airy, MD

Fuel and coffee

A short stop after about 10 miles helps settle the day before fatigue starts building.

Mount Airy, MD

Meal break

The midpoint is around 21.7 miles from Frederick, MD, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 11

5 decision points cluster between mile 0 and 40.6 — 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 | North Market Street

Turn right onto North Market Street

Navigation decision point

6
0.4 mi into trip | ~1m in | North East Street

Turn right onto North East Street

Lane positioning matters here

Use the straight / right lanes.
5
1.7 mi into trip | ~4m in | I 70; US 40

Merge onto I 70; US 40

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
7
29.2 mi into trip | ~33m in | I 70

Keep slight left at fork onto I 70 toward Baltimore

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes. Toward Baltimore
7
40.6 mi into trip | ~46m in

Take the exit toward Security Boulevard

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / right lanes. Exit 94 Toward Security Boulevard

Fuel & Cost

Regular Gas

$7.20 one way

$14.39 round trip

$4.21/gal 25.4 MPG avg 15 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.61 $7.88 $15.76
premium $4.93 $8.42 $16.83
diesel $5.61 $9.58 $19.16

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$7

Estimated CO2 emission: 15.2 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $5 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 13 0 $4.56 $2.08
Efficient EV 10.9 0 $3.80 $1.74
EV Truck/SUV 17.4 0 $6.08 $2.78

Gas CO2

15 kg

EV CO2

5 kg (67% 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.

Forecast as of Apr 15, 2026

Origin

Frederick, MD

Late night in Frederick on Sunday

Local time

4:45 AM

EDT

Current temp

67°F

Unavailable

Live forecast

Destination

Gwynn Oak, MD

Late night in Gwynn Oak on Sunday

Local time

4:45 AM

EDT

Current temp

74°F

Unavailable

Live forecast

75°F

Columbia, MD

22 mi in

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

7 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

54m 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?

This route is heavily focused on highway driving, with 90% of the journey taking place on major roads like I 70. Expect a consistent pace for most of the 54-minute drive, with the longest uninterrupted stretch covering 38.9 miles on I 70. The transition to North Forest Park Avenue and Hillsdale Road will mark a change from high-speed interstate travel to more urban or suburban thoroughfares. While largely a highway experience, be prepared for potential traffic as you approach your destination.

90% highway — fuel and pacing are the main things to plan.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 38.9 mi on I 70.

How Hard Is This Drive?

7/10

This is a straightforward highway drive that stays mostly on I 70 and North Forest Park Avenue. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near North Market Street.

Driving Effort 7/10

Focused - busy navigation packed into a short drive

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 11 decision points packed into just 43.4 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 54m.

Where does it get tricky?

The main spots that need attention: near the start (North Market Street): Navigation decision point; at 0.4 miles (North East Street): Lane positioning matters here; at 1.7 miles (I 70; US 40): Merge point - match speed before joining. 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.

On the drive from Frederick, MD to Gwynn Oak, MD, road signs begin pointing toward Baltimore along the way.

Baltimore

29.2 mi in | ~33m | via I 70

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 54m. Total distance: 43.4 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

54m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (90%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 38.9 miles on I 70. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Gwynn Oak, MD before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

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 (North Market Street): Navigation decision point; at 0.4 miles (North East Street): Lane positioning matters here; at 1.7 miles (I 70; US 40): Merge point - match speed before joining. Lane positioning matters here.

Yes — Monocacy National Battlefield, Antietam National Battlefield and Harpers Ferry National Historical Park (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 Gwynn Oak, MD before heading back.

How this page is built

Compiled by the US Trip Planner 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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