How far is Gray Summit, MO from Castle Point, MO?

The driving distance from Gray Summit, MO to Castle Point, MO is about 51.8 miles (83.4 km), with a travel time of about 00h 53m by car.

  • The straight-line flight distance is about 35.9 miles (57.7 km).
  • For a round trip, plan for roughly 01h 46m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
51.81 mi
00h 53m
Flight
35.86 mi
57.71 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Gray Summit.

Flight Distance

Direct air line
35.86 mi
Kilometers
57.71 km
Flight Time
00h 04m

Driving Distance

Road route
51.81 mi
Kilometers
83.38 km
Drive Time
00h 53m

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 53m.

Arrival Snapshot
Arrive in Castle Point
Sat, May 23, 2:24 AM CDT
Return by in Gray Summit
Sat, May 23, 3:17 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gray Summit
2026-05-23T01:31
Arrive Castle Point
Sat, May 23, 2:24 AM CDT
Route Timing
00h 53m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
8:53 AM to 10:53 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:44 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gray Summit
9:30 PM CDT
Morning start is best

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

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

Mid-route stop
Valley Park
MO

City in St.

From Gray Summit
21.8 mi
00h 26m
To Castle Point
30 mi
00h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
Saturday

Partly Sunny then Chance Showers And Thunderstorms

Starts
Sat, May 23 6:00 AM CDT
Wind
2 mph W
Destination
80°F
Saturday

Partly Sunny then Chance Showers And Thunderstorms

Starts
Sat, May 23 6:00 AM CDT
Wind
6 mph W

Driving Route Map

The map below follows the saved road route between Gray Summit and Castle Point.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gray Summit and Castle Point.

  1. 1

    Start on the route

    2930 ft · 1 min

  2. 2

    Take the exit left toward I 44 East, US 50 East: Pacific

    962 ft · 12 sec

  3. 3

    Merge slight left

    27.1 mi · 32 min

  4. 4

    Continue on Police Officer Robert Stanze Memorial Highway

    2.7 mi · 3 min · Police Officer Robert Stanze Memorial Highway

  5. 5

    Continue on Officer Michael Barwick Memorial Highway

    1 km · 48 sec · Officer Michael Barwick Memorial Highway

  6. 6

    Take the exit slight right toward Jamieson Avenue

    651 ft · 14 sec

  7. 7

    Keep slight left to continue on Jamieson Avenue

    69 m · 7 sec

  8. 8

    Turn left onto Jamieson Avenue

    1486 ft · 47 sec · Jamieson Avenue

  9. 9

    At the end of the road, turn left onto Arsenal Street

    1198 ft · 38 sec · Arsenal Street

  10. 10

    Turn right onto McCausland Avenue

    1.6 mi · 3 min · McCausland Avenue

  11. 11

    Continue on South Skinker Boulevard

    2.8 mi · 5 min · South Skinker Boulevard

  12. 12

    Continue on Kienlen Avenue

    1.6 mi · 3 min · Kienlen Avenue

  13. 13

    Continue on Jennings Station Road

    3.3 mi · 7 min · Jennings Station Road

  14. 14

    Turn left onto Halls Ferry Road

    1.6 mi · 3 min · Halls Ferry Road

  15. 15

    Turn right onto Chambers Road

    2011 ft · 39 sec · Chambers Road

  16. 16

    Turn left onto Lord Drive

    2556 ft · 2 min · Lord Drive

  17. 17

    Arrive at your destination

    0 m · 1 sec · Lord Drive

Car Route Details

A richer read on the saved driving route between Gray Summit and Castle Point.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
17 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
32.8 / 100 mi
Decision points by distance
Main Roads
I 44 East
27.3 mi · 53%
Jennings Station Road
3.28 mi · 6%
South Skinker Boulevard
2.81 mi · 5%
Police Officer Robert Stanze Memorial Highway
2.75 mi · 5%
Halls Ferry Road
1.63 mi · 3%
McCausland Avenue
1.59 mi · 3%
Longest Stretch

I 44 East

Merge slight left

27.1 mi · 00h 32m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
00h 53m
Day trip friendly
Same-Day Return
01h 46m
Round-trip wheel time
Road vs Air
+15.9 mi
35.9 mi direct line
Halfway Stop
Valley Park
00h 26m from Gray Summit
Leave By
4:44 PM CDT
Morning start is best
Weather Watch

Partly Sunny then Chance Showers And Thunderstorms leaving Gray Summit and Partly Sunny then Chance Showers And Thunderstorms near Castle Point.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gray Summit to Castle Point?

The road trip is about 51.8 miles (83.4 km) and usually takes 00h 53m in normal driving conditions.

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

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Valley Park is a useful midpoint, sitting about 21.8 miles from Gray Summit and 30 miles from Castle Point.

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

The direct path is about 35.9 miles (57.7 km), while the road route adds roughly 15.9 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:44 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.90 one way or $13.80 round trip. Estimated CO2 is about 16.3 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Gray Summit and Partly Sunny then Chance Showers And Thunderstorms near Castle Point.

Stop Ideas Near Valley Park

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

Mid-route Guidance
Local place coverage is thin around Valley Park, 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 Valley Park.

RAIL

Kirkwood

8 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

26 mi away
551 South 16th St.
RAIL

Washington

45 mi away
301 West Front St.
RAIL

Alton

50 mi away
3400 College Ave.

Flight Path Map

This map shows the direct air route between Gray Summit and Castle Point. Straight-line distance: 35.86 mi (57.71 km).

Gray Summit

#1 Gray Summit

Census designated place

Population2,701
Coordinates38.4897800, -90.8168000
Altitude203
CountryUnited States
Photo coming soon

#2 Castle Point

A census-designated place in Jefferson County, Missouri.

Population90,070
Coordinates38.7581100, -90.2481700
Altitude152
CountryUnited States
Start: Missouri Route 100 (-90.816891, 38.489848)
End: Count Drive (-90.248701, 38.758102)

Estimated Travel Time

Distance: 83 km by road

SpeedTime
30 mph (48.3 km/h)01h 43m
40 mph (64.37 km/h)01h 17m
50 mph (80.47 km/h)01h 02m
60 mph (96.56 km/h)00h 51m
70 mph (112.65 km/h)00h 44m
80 mph (129 km/h)00h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.83 gal
6.92 L · about $6.90
Round trip
$13.80
3.66 gal · 13.84 L
Estimated CO2
16.3 kg one way
Round trip: 32.5 kg / 72 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $6.90 $13.80
Mid-grade $4.25 $7.78 $15.57
Premium $4.65 $8.52 $17.03
Diesel $5.30 $9.71 $19.41

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 Missouri · May 23, 2026

There is no time difference between Gray Summit and Castle Point. The current time is 01:31:17.

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.