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Trip from Marthasville, MO to Castle Point, MO

Last recalculated Apr 16, 2026

Drive Time

1h 20m

Distance

55.3 mi

89 km

Drive Score

9/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$9

one way

Best Time to Leave

Save up to 19 min
4 AM
1h 14m ★
6 AM
1h 20m
8 AM
1h 33m
10 AM
1h 25m
12 PM
1h 23m
3 PM
1h 25m
5 PM
1h 32m
8 PM
1h 17m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Marthasville, MO, MO

Marthasville, MO

Tom Fisk

Downtown Castle Point, MO, MO

Castle Point, MO

Gergely Meszárcsek

Trip Overview

This 55.3-mile drive from Marthasville to Castle Point is a straightforward 1 hour and 20-minute journey, perfect for a single day trip. You'll primarily navigate MO D and MO 94, with a portion on I-270, making for a mixed driving experience. With an estimated fuel cost of $8, this route offers an economical way to travel within the Midwest region. It's a manageable distance that doesn't require an overnight stay, giving you flexibility in your schedule. This trip is ideal if you're looking for a brief, uncomplicated excursion.

Trip Pace

Same-day drive is realistic

A same-day return is realistic if you keep stops short.

Break Rhythm

0 planned breaks

A short stop every 2 to 3 hours is enough for this drive.

Midpoint

27.7 miles from Marthasville, MO

A natural place for your longest stop of the day , about 41m into the drive .

Drive Character

Expect a varied drive with 53% of your travel on highways. The longest uninterrupted stretch you'll encounter is 15.3 miles on MO D, offering a segment of consistent travel before you transition to other roads. The route's character shifts as you move between the local roads of MO D and MO 94 and the higher-speed environment of I-270. This blend means you'll experience both more relaxed cruising and faster-paced highway driving.

Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 27 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
MO D is the longest continuous segment at about 15.3 miles.

How Hard Is This Drive?

This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 31.4 miles in near MO 94.

Route Complexity 10/10

Demanding - stay alert through the decision-heavy sections

This drive requires moderate attention. Across 55.3 miles you will encounter 20 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: at 31.4 miles (MO 94): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 36.1 miles (MO 94): Exit ramp - move to the correct lane early. Lane positioning matters here; at 42.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Critical Maneuvers

5 of 20 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

8
31.4 mi into trip | ~46m in | MO 94

Keep slight left at fork onto MO 94 toward MO 94 East, MO 364 East

Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward MO 94 East, MO 364 East
7
36.1 mi into trip | ~52m in | MO 94

Take the exit onto MO 94 toward MO 94 East: Saint Charles

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the slight right lane. Exit 13B Toward MO 94 East: Saint Charles
8
42.9 mi into trip | ~1h 1m in

Take the exit toward I 270: Chicago, Memphis

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the slight right lane. Exit 232 Toward I 270: Chicago, Memphis
7
43.1 mi into trip | ~1h 1m in

Keep slight left at fork toward I 270 North: Chicago

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight left lane. Toward I 270 North: Chicago
8
43.8 mi into trip | ~1h 2m in

Keep slight left at fork toward I 270 North: Chicago

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight lane. Toward I 270 North: Chicago

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

On the drive from Marthasville, MO to Castle Point, MO, road signs begin pointing toward Memphis along the way.

Memphis

42.9 mi in | ~1h 1m

Main Roads

Road Distance Duration
MO D 15.3 mi 21m
MO 94 13 mi 18m
I 270 9 mi 11m
I 70 3.7 mi 4m
MO TT 3.5 mi 5m
MO 47 3.4 mi 4m
MO T 3.1 mi 4m
New Halls Ferry Road 0.6 mi <1m
Longest stretch: MO D — 15.3 mi, about 21m

Turn-by-Turn Driving Directions

Step-by-step road directions between Marthasville, MO and Castle Point, MO.

1

Start on South 2nd Street

123 ft · 10 sec · South 2nd Street
2

Turn left onto MO D

0.1 mi · 26 sec · East Main Street
3

Turn left onto MO D

0.4 mi · 56 sec · One Street
4

At end of road, turn left onto MO 47; MO 94

3.4 mi · 4 min · MO 47; MO 94
5

Turn left onto MO 94

0.7 mi · 1 min · MO 94
6

Continue on MO TT

3.5 mi · 5 min · MO TT
7

At end of road, turn left onto MO T

3.1 mi · 4 min · MO T
8

Continue on MO D

15 mi · 21 min · MO D
9

Turn left onto MO 94

4.8 mi · 6 min · MO 94
Use the straight / right lanes.
10

Keep slight left at fork onto MO 94

4.7 mi · 5 min · MO 94
Toward MO 94 East, MO 364 East Use the straight / slight right lanes.
11

Take the exit onto MO 94

2.8 mi · 4 min · MO 94
Exit 13B Toward MO 94 East: Saint Charles Use the slight right lane.
12

Take the exit

0.3 mi · 19 sec
Toward I 70 East
13

Merge onto I 70

3.7 mi · 4 min · I 70
14

Take the exit

0.2 mi · 12 sec
Exit 232 Toward I 270: Chicago, Memphis Use the slight right lane.
15

Keep slight left at fork

0.5 mi · 36 sec
Toward I 270 North: Chicago Use the slight left lane.
16

Continue on this road

0.2 mi · 18 sec · this road
Exit 232 Toward I 270 North: Chicago
17

Keep slight left at fork

0.2 mi · 14 sec
Toward I 270 North: Chicago Use the straight lane.
18

Merge onto I 270

9.0 mi · 11 min · I 270
Use the straight / slight right lanes.
19

Take the exit

0.3 mi · 38 sec
Exit 30 Toward AC: New Halls Ferry Road, Old Halls Ferry Road
20

Turn straight onto Pershall Road

0.3 mi · 48 sec · Pershall Road
21

Turn right onto MO AC

0.6 mi · 57 sec · New Halls Ferry Road
22

Continue on MO AC

0.3 mi · 35 sec · Halls Ferry Road
23

Turn left onto Hudson Drive

0.3 mi · 1 min · Hudson Drive
24

Turn right onto Edgefield Drive

0.3 mi · 1 min · Edgefield Drive
25

Turn left onto Duchess Drive

0.2 mi · 56 sec · Duchess Drive
26

Turn left onto Lord Drive

284 ft · 12 sec · Lord Drive
27

Arrive at destination

Lord Drive

Trip Plan

Given the short 1 hour and 20-minute duration, this trip offers plenty of flexibility for departure times. You won't need to plan for extensive stops, but keep an eye on your fuel, especially as you transition between MO D and I-270. The longest stretch on MO D is over 15 miles, so ensure you have sufficient fuel before embarking on that segment. Pacing yourself is easy on this relatively short route, allowing for spontaneous detours if you discover something interesting along the way.

Morning Departure

Leave by 9 AM and you'll arrive before lunch.

Evening Departure

Even a 4 PM departure gets you there before dark in summer.

You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 27.7 miles from Marthasville, MO, or about 41m into the drive.
The longest continuous stretch on this route runs about 15.3 miles.

This is a comfortable same-day trip.

Departure

Before you leave

Start with fuel, water, and navigation already sorted so the first hour feels easy.

First stop

Around 12 miles or 18m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 27.7 miles or 41m in

This is the best place for your longest stop, a real meal, and a full fuel check.

Final approach

Final hour starts around 1h 6m

Traffic, exits, and arrival timing usually matter more near Castle Point, MO than in the middle of the route.

Before You Leave

+

Open the route before leaving Marthasville, MO so your first major turns are already loaded.

Day 1

Settle into the route from Marthasville, MO

This is one driving day of about 55.3 miles and 1h 20m.

Your first comfortable stop window is around 12 miles from Marthasville, MO.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on MO D for about 15.3 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Halfway Point

Midpoint

About 27.7 mi from Marthasville, MO · 41m into the drive

city in St. Charles County, Missouri, United States

Mid-route town

Meal stop

Weldon Spring, MO

28 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Wentzville, MO

Fuel and coffee

A short stop after about 12 miles helps settle the day before fatigue starts building.

Weldon Spring, MO

Meal break

The midpoint is around 27.7 miles from Marthasville, MO, which is a good place for a longer meal and fuel stop.

Arriving in Castle Point, MO

The final approach into Castle Point, MO usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Fuel & Cost

Regular Gas

$8.65 one way

$17.29 round trip

$3.97/gal 25.4 MPG avg 19 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.36 $9.49 $18.98
premium $4.89 $10.64 $21.28
diesel $5.61 $12.21 $24.42

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$9

Meals

$25–$50

Total

$34–$59

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 19.3 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $6 in charging · 0 stops · 68% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 16.6 0 $5.81 $2.65
Efficient EV 13.8 0 $4.84 $2.21
EV Truck/SUV 22.1 0 $7.74 $3.54

Gas CO2

19 kg

EV CO2

6 kg (68% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Apr 15, 2026

Origin

Marthasville, MO

Evening in Marthasville on Wednesday

Local time

7:22 PM

CDT

Current temp

53°F

Unavailable

Live forecast

Destination

Castle Point, MO

Evening in Castle Point on Wednesday

Local time

7:22 PM

CDT

Current temp

58°F

Unavailable

Live forecast

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

5 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

1h 20m on the road

Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

Frequently Asked Questions

The drive from Marthasville, MO to Castle Point, MO covers 55.3 miles and takes about 1h 20m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are MO D, MO 94, I 270. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 27.7 miles from Marthasville, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $8.65 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This drive requires moderate attention. Across 55.3 miles you will encounter 20 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: at 31.4 miles (MO 94): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 36.1 miles (MO 94): Exit ramp - move to the correct lane early. Lane positioning matters here; at 42.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
On the drive from Marthasville, MO to Castle Point, MO, road signs begin pointing toward Memphis along the way.

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