Origin
Royersford, PA
Morning in Royersford on Tuesday
Local time
6:51 AM
EDT
Current temp
62°F
Unavailable
Live forecast
Trip from Royersford, PA to Allentown, PA
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
1h 4m
Distance
38.5 mi
62 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$6
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 59m
★
6 AM
1h 4m
8 AM
1h 14m
10 AM
1h 8m
12 PM
1h 7m
3 PM
1h 8m
5 PM
1h 14m
8 PM
1h 1m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Royersford, PA
Michael Taccetta
Allentown, PA
Wikimedia Commons
Trip Overview
This 38.5-mile drive from Royersford, PA, to Allentown, PA, is a straightforward trip that can easily be completed in about 1 hour and 4 minutes. Designed as a single-day excursion, it won't require an overnight stop. The estimated fuel cost is around $6, making it an economical choice for a short journey. You'll primarily navigate via PA 100 and Pottstown Pike, with a portion on South Cedar Crest Boulevard. This route keeps you within the Northeast region, moving from Pennsylvania to Pennsylvania, offering a familiar feel for local travelers. It's a practical option for a quick trip between these two Pennsylvania locations.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| PA 100 | 14.8 mi | 25m |
| Pottstown Pike | 8.2 mi | 11m |
| South Cedar Crest Boulevard | 5.2 mi | 9m |
| Schuylkill Road | 4.6 mi | 6m |
| Tilghman Street | 2.1 mi | 3m |
| Pottstown Bypass | 1.4 mi | 1m |
| Bridge Street | 1.1 mi | 2m |
| Main Street | 0.4 mi | 1m |
Longest stretch:
PA 100
— 14.8 mi, about 25m
Turn-by-Turn Driving Directions
Step-by-step road directions between Royersford, PA and Allentown, PA.
1
Start on South 4th Avenue
475 ft
·
28 sec
·
South 4th Avenue
2
Turn left onto Main Street
0.4 mi
·
1 min
·
Main Street
3
Continue on East Bridge Street
0.2 mi
·
30 sec
·
East Bridge Street
4
Turn right onto Bridge Street
1.1 mi
·
2 min
·
Bridge Street
5
Turn right onto PA 724
4.6 mi
·
6 min
·
Schuylkill Road
6
Take the ramp
152 ft
·
3 sec
Toward US 422
7
Keep slight left at fork
0.3 mi
·
36 sec
Toward US 422 West: Pottstown, Reading
Use the straight / slight right lanes.
8
Merge onto US 422
1.4 mi
·
1 min
·
Pottstown Bypass
Use the straight / slight right lanes.
9
Take the exit
0.2 mi
·
29 sec
Toward PA 100 North: Allentown
Use the straight / slight right lanes.
10
Merge onto PA 100
8.2 mi
·
11 min
·
Pottstown Pike
Use the straight / right lanes.
11
Continue on PA 100
0.2 mi
·
16 sec
·
PA 100
Use the straight lane.
12
Continue on PA 100
15 mi
·
24 min
·
PA 100
Use the left lane.
13
Turn left onto PA 29
5.2 mi
·
9 min
·
South Cedar Crest Boulevard
Use the straight lane.
14
Turn right onto Tilghman Street
2.1 mi
·
3 min
·
Tilghman Street
15
Arrive at destination
Tilghman Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
19 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
Fuel and coffee
A short stop after about 38.5 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 19.2 miles from Royersford, PA, 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 95 decision points cluster between mile 6.4 and 31.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
9
6.4 mi into trip
|
~11m in
Keep slight left at fork toward US 422 West: Pottstown, Reading
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward US 422 West: Pottstown, Reading
5
6.6 mi into trip
|
~12m in
|
US 422 / Pottstown Bypass
Merge onto US 422 / Pottstown Bypass
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
6
8 mi into trip
|
~14m in
Take the exit toward PA 100 North: Allentown
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Toward PA 100 North: Allentown
5
8.2 mi into trip
|
~14m in
|
PA 100 / Pottstown Pike
Merge onto PA 100 / Pottstown Pike
Merge point - match speed before joining. Lane positioning matters here
Use the straight / right lanes.
5
31.2 mi into trip
|
~51m in
|
PA 29 / South Cedar Crest Boulevard
Turn left onto PA 29 / South Cedar Crest Boulevard
Lane positioning matters here
Use the straight lane.
Fuel & Cost
Regular Gas
$6.38 one way
$12.77 round trip
$4.21/gal
25.4 MPG avg
14 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.61 | $6.99 | $13.98 |
| premium | $4.93 | $7.47 | $14.93 |
| diesel | $5.61 | $8.50 | $17.00 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 13.5 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 62% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 11.5 | 0 | $4.04 | $1.85 |
| Efficient EV | 9.6 | 0 | $3.37 | $1.54 |
| EV Truck/SUV | 15.4 | 0 | $5.39 | $2.46 |
Gas CO2
13 kg
EV CO2
5 kg (62% 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
Allentown, PA
Morning in Allentown on Tuesday
Local time
6:51 AM
EDT
Current temp
64°F
Chance Rain Showers
W 10 mph
26% chance
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 warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 4m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
The drive presents a mixed character, with 38% of the journey on highways. You'll experience a longest continuous stretch of 14.8 miles on PA 100, offering a consistent pace for a significant portion of the trip. The road profile is described as a 'Mixed drive,' suggesting you'll encounter a variety of road types, potentially shifting from faster-paced sections to more local or town-influenced driving as you progress towards Allentown. Expect the road to evolve, providing different driving experiences throughout the 1 hour and 4 minute duration.
38% highway, the rest on surface roads — varied driving throughout.
15 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 14.8 mi on PA 100.
How Hard Is This Drive?
8/10
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 6.4 miles in.
Driving Effort
8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 38.5 miles you will encounter 9 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: at 6.4 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 6.6 miles (US 422 / Pottstown Bypass): Merge point - match speed before joining. Lane positioning matters here; at 8 miles: Exit ramp - move to the correct lane early. 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 Royersford, PA to Allentown, PA, road signs begin pointing toward Reading along the way.
Reading
6.4 mi in
|
~11m
About the Cities
Arriving in Allentown, PA
Full guide →Allentown is the largest city in the Lehigh Valley region of eastern Pennsylvania, the county seat and largest city in Lehigh County, and the third-largest city in Pennsylvania after Philadelphia and Pittsburgh with a population of 125,845 as of 2020.
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 1h 4m. Total distance: 38.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 4m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (38%). Some complex stretches to watch for.
Scenic Drive
Mixed highway & surface route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 14.8 miles on PA 100. 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 Allentown, PA 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: at 6.4 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 6.6 miles (US 422 / Pottstown Bypass): Merge point - match speed before joining. Lane positioning matters here; at 8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes — Valley Forge National Historical Park, First State National Historical Park and Independence National Historical Park (4 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 Allentown, PA 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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