How far is Castle Point, MO from Dexter, MO?
The driving distance from Castle Point, MO to Dexter, MO is about 179.2 miles (288.4 km), with a travel time of about 03h 26m by car.
- The straight-line flight distance is about 136.5 miles (219.7 km).
- For a round trip, plan for roughly 06h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 26m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Castle Point and Dexter.
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Point and Dexter.
-
1
Start on Lord Drive
2556 ft · 2 min · Lord Drive
-
2
At the end of the road, turn right onto Chambers Road
2011 ft · 40 sec · Chambers Road
-
3
Turn left onto Halls Ferry Road
2 mi · 3 min · Halls Ferry Road
-
4
Enter the roundabout and take exit 3 toward Halls Ferry Circle
142 m · 10 sec · Halls Ferry Road
-
5
Exit the rotary onto Halls Ferry Road
1.4 km · 2 min · Halls Ferry Road
-
6
Turn slight right onto North Broadway
2 mi · 5 min · North Broadway
-
7
Turn right onto Carrie Avenue
960 ft · 35 sec · Carrie Avenue
-
8
Take the ramp straight toward I 70 East
1011 ft · 16 sec
-
9
Merge slight left onto Mark Twain Expressway
1.4 mi · 2 min · Mark Twain Expressway
-
10
Continue on Andy Gammon Memorial Highway
1.5 mi · 2 min · Andy Gammon Memorial Highway
-
11
Keep slight left to continue on Third Street Expressway
2 mi · 3 min · Third Street Expressway
-
12
Continue on Ozark Expressway
1.4 km · 1 min · Ozark Expressway
-
13
Keep slight left to continue on Ozark Expressway
13.2 mi · 17 min · Ozark Expressway
-
14
Continue on Officer Thomas G. Smith, Jr. Memorial Highway
1.8 mi · 2 min · Officer Thomas G. Smith, Jr. Memorial Highway
-
15
Continue on Police Officer Steven Jarvis Memorial Highway
126.7 mi · 2 hr 16 min · Police Officer Steven Jarvis Memorial Highway
-
16
Take the exit slight right toward US 60 West: Dexter, Poplar Bluff
2865 ft · 1 min
-
17
Merge slight left
22.6 mi · 26 min
-
18
Take the exit slight right toward MO 25, US 60 Business: Dexter, Bloomfield
1579 ft · 41 sec
-
19
Turn left
1.4 mi · 2 min
-
20
Turn right
2184 ft · 49 sec
-
21
Turn left onto North Walnut Street
1341 ft · 37 sec · North Walnut Street
-
22
Arrive at your destination
0 m · 1 sec · North Walnut Street
Car Route Details
A richer read on the saved driving route between Castle Point and Dexter.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Police Officer Steven Jarvis Memorial Highway
Continue on Police Officer Steven Jarvis Memorial Highway
127 mi · 02h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Castle Point and Mostly Sunny near Dexter.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Castle Point to Dexter?
The road trip is about 179.2 miles (288.4 km) and usually takes 03h 26m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Perryville is a useful midpoint, sitting about 89.6 miles from Castle Point and 89.5 miles from Dexter.
How much longer is the road route than the straight-line distance?
The direct path is about 136.5 miles (219.7 km), while the road route adds roughly 42.7 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:06 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.83 one way or $47.67 round trip. Estimated CO2 is about 56.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Castle Point and Mostly Sunny near Dexter.
Stop Ideas Near Perryville
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 Perryville.
Carbondale station
Du Quoin
Marion, IL
Vienna, IL
Flight Path Map
This map shows the direct air route between Castle Point and Dexter. Straight-line distance: 136.5 mi (219.68 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 Dexter
City in Stoddard County, Missouri, United States
| Population | 7,839 |
| Coordinates | 36.7958900, -89.9578700 |
| Altitude | 113 |
| Country | United States |
End: Dexter (-89.95787, 36.79589)
Estimated Travel Time
Distance: 288 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 58m |
| 40 mph (64.37 km/h) | 04h 28m |
| 50 mph (80.47 km/h) | 03h 35m |
| 60 mph (96.56 km/h) | 02h 59m |
| 70 mph (112.65 km/h) | 02h 33m |
| 80 mph (129 km/h) | 02h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $23.83 | $47.67 |
| Mid-grade | $4.25 | $26.88 | $53.76 |
| Premium | $4.65 | $29.41 | $58.83 |
| Diesel | $5.30 | $33.52 | $67.04 |
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.