How far is Norristown, PA from Radnor, PA?

The driving distance from Norristown, PA to Radnor, PA is about 7 miles (11.2 km), with a travel time of about 00h 15m by car.

  • The straight-line flight distance is about 5.3 miles (8.5 km).
  • For a round trip, plan for roughly 00h 31m 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
6.97 mi
00h 15m
Flight
5.31 mi
8.54 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Norristown.

Flight Distance

Direct air line
5.31 mi
Kilometers
8.54 km
Flight Time

Driving Distance

Road route
6.97 mi
Kilometers
11.21 km
Drive Time
00h 15m

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 15m.

Arrival Snapshot
Arrive in Radnor
Sun, May 3, 12:47 PM EDT
Return by in Norristown
Sun, May 3, 1:03 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Norristown
2026-05-03T12:32
Arrive Radnor
Sun, May 3, 12:47 PM EDT
Route Timing
00h 15m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:16 AM to 7:16 PM EDT

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

Leave by
7:58 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Norristown
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
King of Prussia
PA

Census-designated place in Montgomery County, Pennsylvania, United States

From Norristown
3.5 mi
00h 07m
To Radnor
3.5 mi
00h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
39°F
Overnight

Partly Cloudy

Starts
Sun, May 3 12:00 AM EDT
Wind
5 mph NW
Destination
41°F
Overnight

Partly Cloudy

Starts
Sun, May 3 3:00 AM EDT
Wind
5 to 10 mph NW

Driving Route Map

The map below follows the saved road route between Norristown and Radnor.

Turn-by-Turn Driving Directions

Step-by-step road directions between Norristown and Radnor.

  1. 1

    Start on Spring Alley

    14 m · 3 sec · Spring Alley

  2. 2

    Turn slight right onto Powell Street

    92 m · 16 sec · Powell Street

  3. 3

    Turn right onto West Elm Street

    905 ft · 45 sec · West Elm Street

  4. 4

    Turn left onto Markley Street

    1.2 km · 1 min · Markley Street

  5. 5

    Continue on East Dekalb Pike

    1 mi · 2 min · East Dekalb Pike

  6. 6

    Continue on West Dekalb Pike

    1287 ft · 28 sec · West Dekalb Pike

  7. 7

    Turn left onto Saulin Boulevard

    2842 ft · 1 min · Saulin Boulevard

  8. 8

    Turn left onto South Henderson Road

    1.1 mi · 2 min · South Henderson Road

  9. 9

    Turn left onto South Gulph Road

    1.5 mi · 3 min · South Gulph Road

  10. 10

    Turn right onto West Matsonford Road

    1.4 mi · 3 min · West Matsonford Road

  11. 11

    Turn left onto Archbishop Carroll Driveway

    63 m · 17 sec · Archbishop Carroll Driveway

  12. 12

    Turn right

    153 m · 37 sec

  13. 13

    Turn right

    92 m · 22 sec

  14. 14

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Norristown and Radnor.

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
14 steps
10 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
200 / 100 mi
Decision points by distance
Main Roads
South Gulph Road
1.54 mi · 22%
West Matsonford Road
1.36 mi · 20%
South Henderson Road
1.09 mi · 16%
East Dekalb Pike
1.03 mi · 15%
Markley Street
0.73 mi · 11%
Saulin Boulevard
0.54 mi · 8%
Longest Stretch

South Gulph Road

Turn left onto South Gulph Road

1.54 mi · 00h 03m

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 15m
Quick drive
Same-Day Return
00h 32m
Round-trip wheel time
Road vs Air
+1.7 mi
5.3 mi direct line
Halfway Stop
King of Prussia
00h 07m from Norristown
Leave By
7:58 PM EDT
Flexible departure
Weather Watch

Partly Cloudy leaving Norristown and Partly Cloudy near Radnor.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Norristown to Radnor?

The road trip is about 7 miles (11.2 km) and usually takes 00h 15m 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?

King of Prussia is a useful midpoint, sitting about 3.5 miles from Norristown and 3.5 miles from Radnor.

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

The direct path is about 5.3 miles (8.5 km), while the road route adds roughly 1.7 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 7:58 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $1.02 one way or $2.04 round trip. Estimated CO2 is about 2.2 kg one way.

What should you check before leaving?

Before you leave, expect Partly Cloudy around Norristown and Partly Cloudy near Radnor.

Stop Ideas Near King of Prussia

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around King of Prussia and the surrounding midpoint area.
Bluestone Lane City Hall Coffee Shop
Coffee break 13.6 mi away

Bluestone Lane City Hall Coffee Shop

Philadelphia , PA
1 S Penn Square, Philadelphia, PA 19107
Rating 4.2/5 163 reviews Coffee shop,Bar,Cafe
Dilworth Park
Scenic stop 13.4 mi away

Dilworth Park

Philadelphia , PA
1 S 15th St, Philadelphia, PA 19102, United States
Rating 4.5/5 7,605 reviews Tourist attraction,Event venue,Park
Philadelphia Marriage License
Meeting point 13.4 mi away

Philadelphia Marriage License

Philadelphia , PA
415 City Hall, 1401 John F Kennedy Blvd, Philadelphia, PA 19107
Rating 4.3/5 45 reviews City government office,Marriage license bureau
City Hall
Nearby stop 13.5 mi away

City Hall

Philadelphia , PA
Philadelphia, PA 19107, United States
Rating 4.3/5 106 reviews Subway station

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to King of Prussia.

RAIL

Paoli

9 mi away
13 Lancaster Ave.
RAIL

Ardmore

13 mi away
Station Road and Lancaster Ave.
RAIL

Exton

21 mi away
425 Walkertown Road
RAIL

North Philadelphia station

23 mi away
2900 North Broad St.

Flight Path Map

This map shows the direct air route between Norristown and Radnor. Straight-line distance: 5.31 mi (8.54 km).

Norristown

#1 Norristown

County seat of Montgomery County, Pennsylvania, United States

Population34,323
Coordinates40.1215000, -75.3399000
Altitude48
CountryUnited States
Radnor

#2 Radnor

Unincorporated community in Radnor Township, Pennsylvania, United States

Population31,902
Coordinates40.0462200, -75.3599100
Altitude132
CountryUnited States
Start: Norristown (-75.3399, 40.1215)
End: Radnor (-75.35991, 40.04622)

Estimated Travel Time

Distance: 11 km by road

SpeedTime
30 mph (48.3 km/h)00h 13m
40 mph (64.37 km/h)00h 10m
50 mph (80.47 km/h)00h 08m
60 mph (96.56 km/h)00h 06m
70 mph (112.65 km/h)00h 05m
80 mph (129 km/h)00h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.25 gal
0.93 L · about $1.02
Round trip
$2.04
0.5 gal · 1.86 L
Estimated CO2
2.2 kg one way
Round trip: 4.4 kg / 10 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $1.02 $2.04
Mid-grade $4.60 $1.15 $2.30
Premium $4.95 $1.24 $2.48
Diesel $5.98 $1.50 $2.99

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 03, 2026

There is no time difference between Norristown and Radnor. The current time is 12:32:12.

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.