Origin
Annapolis, MD
Morning in Annapolis on Tuesday
Local time
6:06 AM
EDT
Current temp
67°F
Unavailable
Live forecast
Trip from Annapolis, MD to Adelphi, MD
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
43m
Distance
32.1 mi
52 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Good
8 stations
Best Time to Leave
4 AM
0h 40m
★
6 AM
0h 43m
8 AM
0h 51m
10 AM
0h 46m
12 PM
0h 45m
3 PM
0h 46m
5 PM
0h 50m
8 PM
0h 41m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Annapolis, MD
Wikimedia Commons
Adelphi, MD
Wikimedia Commons
Trip Overview
If you are traveling from Annapolis to Adelphi, you are looking at a straightforward 32.1-mile journey that typically takes about 43 minutes. This trip is perfectly suited for a single-day excursion, as it is short enough to handle in under an hour without needing an overnight stay. You will navigate primarily via Roscoe Rowe Boulevard, the John Hanson Highway, and the Capital Beltway to complete the trek. Budgeting around $5 for fuel should be sufficient for this transit within Maryland. Since both the origin and destination are located in the Northeast region, you will experience a consistent local environment throughout the drive.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| John Hanson Highway | 18.4 mi | 22m |
| Capital Beltway | 8.9 mi | 11m |
| Roscoe Rowe Boulevard | 1.4 mi | 2m |
| New Hampshire Avenue | 0.6 mi | 1m |
| Adelphi Road | 0.6 mi | 1m |
| Bladen Street | 0.3 mi | <1m |
| Edwards Way | 0.1 mi | <1m |
| Riggs Road | 0.1 mi | <1m |
Longest stretch:
John Hanson Highway
— 18.4 mi, about 22m
Turn-by-Turn Driving Directions
Step-by-step road directions between Annapolis, MD and Adelphi, MD.
1
Start on School Street
137 ft
·
6 sec
·
School Street
2
Enter roundabout onto MD 450
77 ft
·
1 sec
·
College Avenue
3
Continue on MD 450
343 ft
·
7 sec
·
College Avenue
4
Turn left onto MD 70
0.3 mi
·
40 sec
·
Bladen Street
5
Continue on MD 70
1.4 mi
·
2 min
·
Roscoe Rowe Boulevard
6
Take the ramp
0.4 mi
·
53 sec
7
Continue on US 50; US 301; MD 2
18 mi
·
22 min
·
John Hanson Highway
Use the straight / slight right lanes.
8
Take the exit
0.4 mi
·
57 sec
Exit 7B
Toward I 95 North, I 495 North: Baltimore, Silver Spring
9
Keep slight left at fork
0.6 mi
·
1 min
Exit 7B
Toward I 495 North, I 95 North: Beltway
Use the slight left lane.
10
Merge onto I 95; I 495
6.9 mi
·
8 min
·
Capital Beltway
Use the straight / slight right lanes.
11
Keep slight left at fork onto I 495
2.0 mi
·
2 min
·
Capital Beltway
Toward I 495 West: Beltway, Silver Spring
12
Take the exit
0.2 mi
·
22 sec
Exit 28B
Toward MD 650 South: Takoma Park
Use the right lane.
13
Turn straight onto MD 650
0.6 mi
·
1 min
·
New Hampshire Avenue
14
Turn left onto Adelphi Road
0.6 mi
·
1 min
·
Adelphi Road
15
Turn right onto Edwards Way
0.1 mi
·
20 sec
·
Edwards Way
16
Turn right onto MD 212
0.1 mi
·
13 sec
·
Riggs Road
17
Arrive at destination
MD 212
Heads-up: tricky spots
5 of 105 decision points cluster between mile 0 and 30.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0 mi into trip
|
~0m in
|
MD 450 / College Avenue
Enter roundabout onto MD 450 / College Avenue
Roundabout - know your exit number before entering
6
20.6 mi into trip
|
~26m in
Take the exit toward I 95 North, I 495 North: Baltimore, Silver Spring
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 7B
Toward I 95 North, I 495 North: Baltimore, Silv...
9
21 mi into trip
|
~27m in
Keep slight left at fork toward I 495 North, I 95 North: Beltway
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left lane.
Exit 7B
Toward I 495 North, I 95 North: Beltway
6
28.5 mi into trip
|
~37m in
|
I 495 / Capital Beltway
Keep slight left at fork onto I 495 / Capital Beltway toward I 495 West: Beltway, Silver Spring
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward I 495 West: Beltway, Silver Spring
7
30.5 mi into trip
|
~39m in
Take the exit toward MD 650 South: Takoma Park
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the right lane.
Exit 28B
Toward MD 650 South: Takoma Park
Fuel & Cost
Regular Gas
$5.32 one way
$10.64 round trip
$4.21/gal
25.4 MPG avg
11 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $5.83 | $11.66 |
| premium | $4.93 | $6.23 | $12.45 |
| diesel | $5.61 | $7.09 | $14.17 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 11.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 64% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 9.6 | 0 | $3.37 | $1.54 |
| Efficient EV | 8 | 0 | $2.81 | $1.28 |
| EV Truck/SUV | 12.8 | 0 | $4.49 | $2.05 |
Gas CO2
11 kg
EV CO2
4 kg (64% 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
Adelphi, MD
Morning in Adelphi on Tuesday
Local time
6:06 AM
EDT
Current temp
65°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
43m 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 trip is characterized as a turn-heavy local drive rather than a monotonous interstate haul. You will spend your longest uninterrupted stretch covering 18.4 miles along the John Hanson Highway. Because the highway share is 0%, you should expect to navigate more frequent transitions and turns as you move between major thoroughfares. The road’s personality shifts from the local layout of Annapolis into a more complex network of connections as you approach Adelphi. Staying alert is key, as the route requires consistent attention to the path ahead rather than settling into a long-distance cruise.
Only 0% highway — the rest is turn-by-turn surface driving.
17 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 18.4 mi on John Hanson Highway.
How Hard Is This Drive?
7/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near MD 450 / College Avenue.
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 10 decision points packed into just 32.1 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 43m.
Where does it get tricky?
The main spots that need attention: near the start (MD 450 / College Avenue): Roundabout - know your exit number before entering; at 20.6 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 21 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Mostly flat terrain
299 ft
0 ft
Total Climb
464 ft
Total Descent
338 ft
Highest Point
299 ft
~30.8 mi in
Elevation Range
299 ft
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 Annapolis, MD to Adelphi, MD, road signs begin pointing toward Silver Spring along the way.
Silver Spring
20.6 mi in
|
~26m
About the Cities
Starting in Annapolis, MD
Full guide →Annapolis is the capital city of the U.S. state of Maryland. Annapolis was a thriving, wealthy town in the 1600s and 1700s. Many of the houses and other buildings from the 1800s remain, leaving a thriving, vibrant historic district with shops and restaurants along the waterfront. Brick-lined streets and quaint shops add to the feel. You could easily spend a day walking around the town's downtown harbor area shopping and eating. There is also a lively nighttime scene.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 43m. Total distance: 32.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
43m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 18.4 miles on John Hanson Highway. 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 Adelphi, 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 (MD 450 / College Avenue): Roundabout - know your exit number before entering; at 20.6 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 21 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Chesapeake & Ohio Canal National Historical Park. 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 Adelphi, 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, USGS 3DEP for elevation, and NPS for national parks. See our methodology for refresh cadence and limitations.
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