How far is Castle Point, MO from Chesterfield, MO?
The driving distance from Castle Point, MO to Chesterfield, MO is about 27.3 miles (43.9 km), with a travel time of about 00h 32m by car.
- The straight-line flight distance is about 18.9 miles (30.4 km).
- For a round trip, plan for roughly 01h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
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.
This is an easy same-day return drive.
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 32m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Castle Point and Chesterfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Point and Chesterfield.
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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
16.9 mi · 21 min · Rosemary Straub Davison Highway
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10
Take the exit slight right toward I 64, US 40, US 61: Saint Louis, Wentzville
840 ft · 18 sec
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11
Keep slight right to continue on I 64 West, US 40 West, US 61 North: Wentzville
1052 ft · 23 sec
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12
Continue on I 64 West, US 40 West, US 61 North: Wentzville
674 ft · 10 sec
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13
Merge slight left onto Avenue of the Saints
5.9 mi · 7 min · Avenue of the Saints
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14
Take the exit slight right toward Chesterfield Parkway West
116 m · 8 sec
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15
Turn straight onto North Outer 40
2036 ft · 56 sec · North Outer 40
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16
Turn left onto Chesterfield Parkway West
607 ft · 27 sec · Chesterfield Parkway West
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17
Turn right
1674 ft · 33 sec
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18
Turn straight onto Wild Horse Creek Road
48 m · 4 sec · Wild Horse Creek Road
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19
Turn right onto Old Chesterfield Road
1576 ft · 1 min · Old Chesterfield Road
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20
Turn left onto Santa Maria Drive
33 m · 5 sec · Santa Maria Drive
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21
Arrive at your destination
0 m · 1 sec · Santa Maria Drive
Car Route Details
A richer read on the saved driving route between Castle Point and Chesterfield.
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.
Rosemary Straub Davison Highway
Merge slight left onto Rosemary Straub Davison Highway
16.9 mi · 00h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Castle Point and Sunny near Chesterfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Point to Chesterfield?
The road trip is about 27.3 miles (43.9 km) and usually takes 00h 32m 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?
Maryland Heights is a useful midpoint, sitting about 13.5 miles from Castle Point and 13.8 miles from Chesterfield.
How much longer is the road route than the straight-line distance?
The direct path is about 18.9 miles (30.4 km), while the road route adds roughly 8.4 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 CDT. If you want a more comfortable same-day return, try to leave by 7:24 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.62 one way or $7.24 round trip. Estimated CO2 is about 8.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Castle Point and Sunny near Chesterfield.
Stop Ideas Near Maryland Heights
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Maryland Heights.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between Castle Point and Chesterfield. Straight-line distance: 18.91 mi (30.43 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 Chesterfield
A city in St.
| Population | 47,570 |
| Coordinates | 38.6631100, -90.5770700 |
| Altitude | 144 |
| Country | United States |
End: Santa Maria Drive (-90.576914, 38.663102)
Estimated Travel Time
Distance: 44 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 54m |
| 40 mph (64.37 km/h) | 00h 40m |
| 50 mph (80.47 km/h) | 00h 32m |
| 60 mph (96.56 km/h) | 00h 27m |
| 70 mph (112.65 km/h) | 00h 23m |
| 80 mph (129 km/h) | 00h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.62 | $7.24 |
| Mid-grade | $4.25 | $4.08 | $8.17 |
| Premium | $4.65 | $4.47 | $8.94 |
| Diesel | $5.30 | $5.09 | $10.18 |
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 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.