How far is Palmer, PA from Allentown, PA?
The driving distance from Palmer, PA to Allentown, PA is about 275.8 miles (443.8 km), with a travel time of about 04h 46m by car.
- The straight-line flight distance is about 238.4 miles (383.7 km).
- For a round trip, plan for roughly 09h 32m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 04h 46m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Franklin County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Palmer and Allentown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Palmer and Allentown.
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1
Start on Tank Hill Road
48 m · 9 sec · Tank Hill Road
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2
Turn right onto Palmer Road
2810 ft · 2 min · Palmer Road
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3
Continue on Sr3013
159 m · 23 sec · Sr3013
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4
Continue on Palmer Adah Road
1.2 mi · 5 min · Palmer Adah Road
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5
Turn right onto Ralph Road
1.4 km · 3 min · Ralph Road
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6
Turn left onto Hartley Hill Road
1302 ft · 26 sec · Hartley Hill Road
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7
Continue on Thompson 1 Road
1.4 mi · 3 min · Thompson 1 Road
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8
Continue on Tower Hill Road
1533 ft · 31 sec · Tower Hill Road
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9
Turn slight right onto New Salem Road
2.7 mi · 5 min · New Salem Road
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10
Continue on Front Street
820 ft · 16 sec · Front Street
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11
Continue on West Main Street
2171 ft · 43 sec · West Main Street
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12
Continue on New Salem Road
4.9 mi · 9 min · New Salem Road
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13
Turn right onto National Pike
3057 ft · 1 min · National Pike
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14
Take the exit left
1393 ft · 34 sec
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15
Merge slight left
15 mi · 17 min
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16
Take the exit straight
75 m · 7 sec
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17
Turn straight onto Pleasant Valley Road
7.9 mi · 13 min · Pleasant Valley Road
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18
Turn right
6 mi · 9 min
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19
Turn slight left
813 ft · 34 sec
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20
Turn left
9 m · 3 sec
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21
Take the ramp slight left toward PATP, I 70, I 76
150 m · 12 sec
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22
Keep slight right
1195 ft · 36 sec
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23
Merge slight left onto Pennsylvania Turnpike
136.3 mi · 2 hr 31 min · Pennsylvania Turnpike
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24
Take the exit slight right toward I 81, US 11: Carlisle, Harrisburg
1.4 km · 2 min
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25
Keep slight left to continue on US 11 North: Harrisburg
1712 ft · 54 sec
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26
Continue on Harrisburg Pike
1.1 mi · 2 min · Harrisburg Pike
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27
Take the exit straight toward I 81 North: Harrisburg
1358 ft · 33 sec
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28
Merge slight left
12.7 mi · 15 min
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29
Take the exit slight right toward US 11, US 15: Enola, Marysville
931 ft · 14 sec
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30
Keep slight left to continue on US 11 North, US 15 North: Marysville
1828 ft · 28 sec
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31
Keep slight left
2072 ft · 32 sec
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32
Merge slight left onto George N. Wade Memorial Bridge
1.2 km · 1 min · George N. Wade Memorial Bridge
-
33
Continue on American Legion Memorial Highway
3.4 mi · 5 min · American Legion Memorial Highway
-
34
Keep slight left to continue on American Legion Memorial Highway
19.1 mi · 23 min · American Legion Memorial Highway
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35
Take the exit slight right toward I 78 East: Allentown
1.1 km · 45 sec
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36
Continue on 78th Division Highway
7.6 mi · 9 min · 78th Division Highway
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37
Continue on William Penn Highway
42.8 mi · 51 min · William Penn Highway
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38
Keep slight right to continue on Lehigh Valley Thruway
1.5 km · 1 min · Lehigh Valley Thruway
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39
Take the exit slight right toward Cetronia
1053 ft · 26 sec
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40
Turn straight onto Tilghman Street
4.9 mi · 8 min · Tilghman Street
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41
Arrive at your destination
0 m · 1 sec · Tilghman Street
Car Route Details
A richer read on the saved driving route between Palmer and Allentown.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pennsylvania Turnpike
Merge slight left onto Pennsylvania Turnpike
136 mi · 02h 31m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny then Chance Showers And Thunderstorms leaving Palmer and Mostly Sunny near Allentown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Palmer to Allentown?
The road trip is about 275.8 miles (443.8 km) and usually takes 04h 46m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Metal is a useful midpoint, sitting about 137.8 miles from Palmer and 137.9 miles from Allentown.
How much longer is the road route than the straight-line distance?
The direct path is about 238.4 miles (383.7 km), while the road route adds roughly 37.4 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 7:28 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $39.76 one way or $79.51 round trip. Estimated CO2 is about 86.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Palmer and Mostly Sunny near Allentown.
Stop Ideas Near Metal
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 Metal.
Hancock, MD
Hagerstown, MD
Huntingdon
Martinsburg station
Flight Path Map
This map shows the direct air route between Palmer and Allentown. Straight-line distance: 238.44 mi (383.73 km).
#1 Palmer
Township in Northampton County, Pennsylvania, United States of America
| Population | 21,443 |
| Coordinates | 39.9117400, -79.9197700 |
| Altitude | 293 |
| Country | United States |
#2 Allentown
The third most populous city in Pennsylvania.
| Population | 121,470 |
| Coordinates | 40.6084300, -75.4901800 |
| Altitude | 103 |
| Country | United States |
End: Tilghman Street (-75.490007, 40.608068)
Estimated Travel Time
Distance: 444 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 11m |
| 40 mph (64.37 km/h) | 06h 53m |
| 50 mph (80.47 km/h) | 05h 30m |
| 60 mph (96.56 km/h) | 04h 35m |
| 70 mph (112.65 km/h) | 03h 56m |
| 80 mph (129 km/h) | 03h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $39.76 | $79.51 |
| Mid-grade | $4.60 | $44.75 | $89.50 |
| Premium | $4.95 | $48.20 | $96.40 |
| Diesel | $5.98 | $58.19 | $116.37 |
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 Pennsylvania · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.