How far is Pen Argyl, PA from Allentown, PA?

The driving distance from Pen Argyl, PA to Allentown, PA is about 28.5 miles (45.9 km), with a travel time of about 00h 36m by car.

  • The straight-line flight distance is about 21.8 miles (35.1 km).
  • For a round trip, plan for roughly 01h 12m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
28.51 mi
00h 36m
Flight
21.8 mi
35.08 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Pen Argyl.

Flight Distance

Direct air line
21.8 mi
Kilometers
35.08 km
Flight Time
00h 02m

Driving Distance

Road route
28.51 mi
Kilometers
45.88 km
Drive Time
00h 36m

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 00h 36m.

Arrival Snapshot
Arrive in Allentown
Tue, May 12, 7:26 PM EDT
Return by in Pen Argyl
Tue, May 12, 8:03 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Pen Argyl
2026-05-12T18:50
Arrive Allentown
Tue, May 12, 7:26 PM EDT
Route Timing
00h 36m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:36 AM to 7:36 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:18 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Pen Argyl
10:00 PM EDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Palmer Heights
PA

Census-designated place in Pennsylvania, United States of America

From Pen Argyl
14 mi
00h 18m
To Allentown
14.5 mi
00h 18m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
0 to 5 mph NW
Destination
66°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
5 mph NW

Driving Route Map

The map below follows the saved road route between Pen Argyl and Allentown.

Turn-by-Turn Driving Directions

Step-by-step road directions between Pen Argyl and Allentown.

  1. 1

    Start on East Pennsylvania Avenue

    1.8 mi · 4 min · East Pennsylvania Avenue

  2. 2

    Continue on North Lehigh Avenue

    2741 ft · 1 min · North Lehigh Avenue

  3. 3

    Continue on Park Avenue

    140 m · 21 sec · Park Avenue

  4. 4

    At the end of the road, turn left onto Broadway (Old Route 115)

    1.3 mi · 3 min · Broadway (Old Route 115)

  5. 5

    Take the ramp slight right toward PA 33 South

    1401 ft · 34 sec

  6. 6

    Merge slight left

    10.9 mi · 13 min

  7. 7

    Take the exit slight right toward US 22 West: Bethlehem, Allentown

    1 km · 1 min

  8. 8

    Merge slight left onto Lehigh Valley Thruway

    10.5 mi · 14 min · Lehigh Valley Thruway

  9. 9

    Take the exit slight right toward PA 145

    981 ft · 35 sec

  10. 10

    Keep slight left to continue on PA 145 South

    54 m · 8 sec

  11. 11

    Turn left onto MacArthur Road

    534 ft · 17 sec · MacArthur Road

  12. 12

    Continue on MacArthur Road

    1.1 km · 1 min · MacArthur Road

  13. 13

    Continue on North 7th Street

    2066 ft · 43 sec · North 7th Street

  14. 14

    Turn right onto Tilghman Street

    1.2 km · 1 min · Tilghman Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · Tilghman Street

Car Route Details

A richer read on the saved driving route between Pen Argyl and Allentown.

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
15 steps
3 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
52.6 / 100 mi
Decision points by distance
Main Roads
PA 33 South
11.1 mi · 39%
Lehigh Valley Thruway
10.5 mi · 37%
East Pennsylvania Avenue
1.77 mi · 6%
Broadway (Old Route 115)
1.29 mi · 5%
Tilghman Street
0.77 mi · 3%
MacArthur Road
0.77 mi · 3%
Longest Stretch

PA 33 South

Merge slight left

10.9 mi · 00h 13m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 36m
Quick drive
Same-Day Return
01h 12m
Round-trip wheel time
Road vs Air
+6.7 mi
21.8 mi direct line
Halfway Stop
Palmer Heights
00h 18m from Pen Argyl
Leave By
7:18 PM EDT
Flexible departure
Weather Watch

Sunny leaving Pen Argyl and Sunny near Allentown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Pen Argyl to Allentown?

The road trip is about 28.5 miles (45.9 km) and usually takes 00h 36m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Palmer Heights is a useful midpoint, sitting about 14 miles from Pen Argyl and 14.5 miles from Allentown.

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

The direct path is about 21.8 miles (35.1 km), while the road route adds roughly 6.7 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:18 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.13 one way or $8.25 round trip. Estimated CO2 is about 9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Pen Argyl and Sunny near Allentown.

Stop Ideas Near Palmer Heights

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

Mid-route Guidance
Local place coverage is thin around Palmer Heights, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Palmer Heights.

BUS

White Haven, PA

56 mi away
I-476, Exit 95/I-80, Exit 277, at Hwy 940
RAIL

Trenton Transit Center

68 mi away
72 South Clinton Avenue
RAIL

Princeton Junction station

68 mi away
2 Wallace Road
RAIL

New Brunswick station

72 mi away
French and Albany Streets

Flight Path Map

This map shows the direct air route between Pen Argyl and Allentown. Straight-line distance: 21.8 mi (35.08 km).

Pen Argyl

#1 Pen Argyl

Borough in Pennsylvania, United States of America

Population3,540
Coordinates40.8687100, -75.2549000
Altitude253
CountryUnited States
Allentown

#2 Allentown

The third most populous city in Pennsylvania.

Population121,470
Coordinates40.6084300, -75.4901800
Altitude103
CountryUnited States
Start: East Pennsylvania Avenue (-75.254866, 40.868639)
End: Tilghman Street (-75.490007, 40.608068)

Estimated Travel Time

Distance: 46 km by road

SpeedTime
30 mph (48.3 km/h)00h 56m
40 mph (64.37 km/h)00h 42m
50 mph (80.47 km/h)00h 34m
60 mph (96.56 km/h)00h 28m
70 mph (112.65 km/h)00h 24m
80 mph (129 km/h)00h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.01 gal
3.81 L · about $4.13
Round trip
$8.25
2.02 gal · 7.62 L
Estimated CO2
9 kg one way
Round trip: 18 kg / 40 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $4.13 $8.25
Mid-grade $4.60 $4.64 $9.29
Premium $4.95 $5.00 $10.01
Diesel $5.98 $6.04 $12.08

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 · May 12, 2026

There is no time difference between Pen Argyl and Allentown. The current time is 18:50:33.

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.