How far is Castle Point, MO from Dardenne Prairie, MO?
The driving distance from Castle Point, MO to Dardenne Prairie, MO is about 30.4 miles (48.9 km), with a travel time of about 00h 45m by car.
- The straight-line flight distance is about 25.9 miles (41.7 km).
- For a round trip, plan for roughly 01h 31m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
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 00h 45m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
A city in St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Castle Point and Dardenne Prairie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Point and Dardenne Prairie.
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1
Start on Lord Drive
87 m · 15 sec · Lord Drive
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2
Turn right onto Duchess Drive
1166 ft · 53 sec · Duchess Drive
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3
Turn right onto Edgefield Drive
1370 ft · 1 min · Edgefield Drive
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4
Turn left onto Hudson Drive
1352 ft · 1 min · Hudson Drive
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5
At the end of the road, turn right onto Halls Ferry Road
1766 ft · 30 sec · Halls Ferry Road
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6
Keep slight left to continue on New Halls Ferry Road
1.1 km · 1 min · New Halls Ferry Road
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7
Turn left onto Dunn Road
1913 ft · 53 sec · Dunn Road
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8
Take the ramp straight toward I 270 West
1385 ft · 34 sec
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9
Merge slight left onto Rosemary Straub Davison Highway
8.6 mi · 11 min · Rosemary Straub Davison Highway
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10
Take the exit slight right toward I 70: Saint Louis, Kansas City
1492 ft · 26 sec
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11
Continue on I 70: Saint Louis, Kansas City
2478 ft · 43 sec
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12
Keep slight right to continue on I 70 West: Kansas City
2439 ft · 42 sec
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13
Merge slight left
13.6 mi · 17 min
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14
Take the exit slight right toward MO K: O'Fallon, Main Street
119 m · 8 sec
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15
Turn straight onto East Terra Lane
1.4 km · 2 min · East Terra Lane
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16
Turn slight left
19 m · 2 sec
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17
Continue straight
1.6 mi · 3 min
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18
Continue straight
41 m · 6 sec
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19
Turn slight right onto Feise Road
1.8 mi · 4 min · Feise Road
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20
Turn left onto Rembrandt Drive
1199 ft · 53 sec · Rembrandt Drive
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21
Arrive at your destination
0 m · 1 sec · Rembrandt Drive
Car Route Details
A richer read on the saved driving route between Castle Point and Dardenne Prairie.
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.
I 70 West
Merge slight left
13.6 mi · 00h 17m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Showers And Thunderstorms leaving Castle Point and Showers And Thunderstorms Likely near Dardenne Prairie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Point to Dardenne Prairie?
The road trip is about 30.4 miles (48.9 km) and usually takes 00h 45m 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?
Saint Charles is a useful midpoint, sitting about 15.2 miles from Castle Point and 15.2 miles from Dardenne Prairie.
How much longer is the road route than the straight-line distance?
The direct path is about 25.9 miles (41.7 km), while the road route adds roughly 4.5 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 4:58 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.03 one way or $8.07 round trip. Estimated CO2 is about 9.5 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Castle Point and Showers And Thunderstorms Likely near Dardenne Prairie.
Stop Ideas Near Saint Charles
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Park
Jennings City Hall
Ferguson Finance Director
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Saint Charles.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between Castle Point and Dardenne Prairie. Straight-line distance: 25.92 mi (41.71 km).
#1 Castle Point
A census-designated place in Jefferson County, Missouri.
| Population | 90,070 |
| Coordinates | 38.7581100, -90.2481700 |
| Altitude | 152 |
| Country | United States |
#2 Dardenne Prairie
City in Saint Charles County, Missouri, United States
| Population | 13,397 |
| Coordinates | 38.7695000, -90.7290200 |
| Altitude | 187 |
| Country | United States |
End: Dardenne Prairie (-90.72902, 38.7695)
Estimated Travel Time
Distance: 49 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 00m |
| 40 mph (64.37 km/h) | 00h 45m |
| 50 mph (80.47 km/h) | 00h 36m |
| 60 mph (96.56 km/h) | 00h 30m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $4.03 | $8.07 |
| Mid-grade | $4.25 | $4.55 | $9.10 |
| Premium | $4.65 | $4.98 | $9.96 |
| Diesel | $5.30 | $5.68 | $11.35 |
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 · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.