Origin
Barnhart, MO
Morning in Barnhart on Saturday
Local time
9:54 AM
CDT
Current temp
61°F
Unavailable
Live forecast
Trip from Barnhart, MO to Castle Point, MO
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
50m
Distance
36.7 mi
59 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$6
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 46m
★
6 AM
0h 51m
8 AM
0h 59m
10 AM
0h 53m
12 PM
0h 53m
3 PM
0h 54m
5 PM
0h 58m
8 PM
0h 48m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Barnhart, MO
Wikimedia Commons
Castle Point, MO
Gergely Meszárcsek
Trip Overview
Barnhart, MO to Castle Point, MO is 36.7 miles and takes about 50 minutes via Rosa Parks Highway and I 55, with a fuel budget near $6 and enough daylight to finish in a day. This drive stays within the Midwest region, offering a straightforward trip between two points in Missouri. Expect a mixed driving experience that's generally easy to navigate, making it a convenient option for a short day trip or a quick leg of a longer journey. Given its brevity, this route is best suited for those looking for efficiency and minimal travel time.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 50m. Total distance: 36.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
50m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (38%). Some complex stretches to watch for.
Scenic Drive
Mixed drive route profile with national parks nearby.
Drive Character
This journey is a mixed drive, with 38% of the route utilizing highways. You'll experience a substantial uninterrupted stretch of 14 miles on Rosa Parks Highway, which offers a consistent pace. The drive transitions between this highway and the faster speeds of I 55 and the Mark Twain Expressway. While not an exclusively scenic route, it provides a practical connection with varying road types that keep the driving experience dynamic enough for its short duration.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 19 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Rosa Parks Highway is the longest continuous segment at about 14 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. You will hit about 13 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.1 miles in near Willing Street.
Driving Effort
6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 36.7 miles you will encounter 13 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 0.1 miles (Willing Street): Navigation decision point; at 0.1 miles (East Street): Navigation decision point; at 24.9 miles (I 44 / Third Street Expressway): Highway fork - watch signs carefully.
Critical Maneuvers
5 of 13 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
0.1 mi into trip
|
~0m in
|
Willing Street
Turn right onto Willing Street
Navigation decision point
4
0.1 mi into trip
|
~0m in
|
East Street
Turn left onto East Street
Navigation decision point
5
24.9 mi into trip
|
~31m in
|
I 44 / Third Street Expressway
Keep slight left at fork onto I 44 / Third Street Expressway toward I 44 North
Highway fork - watch signs carefully
Toward I 44 North
7
30.4 mi into trip
|
~38m in
Take the exit toward West Florissant Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 245B
Toward West Florissant Avenue
5
33.8 mi into trip
|
~44m in
|
Halls Ferry Road
Enter roundabout onto Halls Ferry Road
Roundabout - know your exit number before entering
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Rosa Parks Highway | 14 mi | 17m |
| I 55 | 9.6 mi | 10m |
| Mark Twain Expressway | 2.1 mi | 2m |
| Halls Ferry Road | 2.1 mi | 3m |
| Third Street Expressway | 2 mi | 2m |
| West Florissant Avenue | 1.9 mi | 3m |
| Andy Gammon Memorial Highway | 1.4 mi | 1m |
| Riverview Boulevard | 1.2 mi | 1m |
Longest stretch:
Rosa Parks Highway
— 14 mi, about 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Barnhart, MO and Castle Point, MO.
1
Start on East Street
314 ft
·
15 sec
·
East Street
2
Turn right onto Willing Street
133 ft
·
10 sec
·
Willing Street
3
Turn left onto East Street
0.2 mi
·
36 sec
·
East Street
4
Turn left onto US 61; US 67
0.2 mi
·
31 sec
·
US 61; US 67
5
Turn left onto MO M
0.6 mi
·
1 min
·
MO M
6
Take the ramp
0.3 mi
·
17 sec
Toward I 55 North: Saint Louis
7
Merge onto I 55
9.6 mi
·
10 min
·
I 55
8
Continue on I 55
14 mi
·
17 min
·
Rosa Parks Highway
Use the straight / slight right lanes.
9
Keep slight left at fork onto I 44
2.0 mi
·
2 min
·
Third Street Expressway
Toward I 44 North
10
Merge onto I 70
1.4 mi
·
1 min
·
Andy Gammon Memorial Highway
11
Continue on I 70
2.1 mi
·
2 min
·
Mark Twain Expressway
12
Take the exit
0.2 mi
·
24 sec
Exit 245B
Toward West Florissant Avenue
Use the straight / slight right lanes.
13
Turn straight onto West Florissant Avenue
1.9 mi
·
3 min
·
West Florissant Avenue
14
Turn right onto MO 367
1.2 mi
·
1 min
·
Riverview Boulevard
15
Enter roundabout onto Halls Ferry Road
504 ft
·
10 sec
·
Halls Ferry Road
16
Continue on Halls Ferry Road
2.0 mi
·
3 min
·
Halls Ferry Road
17
Turn right onto Chambers Road
0.4 mi
·
38 sec
·
Chambers Road
18
Turn left onto Lord Drive
0.5 mi
·
1 min
·
Lord Drive
19
Arrive at destination
Lord Drive
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 18.4 mi from Barnhart, MO · 22m into the drive
Mid-route town
Meal stop
18 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
Fuel and coffee
A short stop after about 36.7 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 18.4 miles from Barnhart, MO, which is a good place for a longer meal and fuel stop.
Arriving in Castle Point, MO
Allow a few extra minutes for the final approach into Castle Point, MO if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$5.74 one way
$11.48 round trip
$3.97/gal
25.4 MPG avg
13 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $6.30 | $12.60 |
| premium | $4.89 | $7.06 | $14.13 |
| diesel | $5.61 | $8.10 | $16.21 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 12.8 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 69% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 11 | 0 | $3.85 | $1.76 |
| Efficient EV | 9.2 | 0 | $3.21 | $1.47 |
| EV Truck/SUV | 14.7 | 0 | $5.14 | $2.35 |
Gas CO2
13 kg
EV CO2
4 kg (69% 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.
Destination
Castle Point, MO
Morning in Castle Point on Saturday
Local time
9:54 AM
CDT
Current temp
58°F
Slight Chance Rain Showers then Partly Sunny
NW 16 mph
22% chance
Live forecast
Flood Warning
Flood Warning issued April 18 at 6:51AM CDT until April 19 at 8:32PM CDT by NWS Kansas City/Pleasant Hill MO
Flood Warning
Flood Warning issued April 18 at 6:04AM CDT until April 19 at 9:00PM CDT by NWS St Louis MO
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
3 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
50m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Barnhart, MO to Castle Point, MO covers 36.7 miles and takes about 50m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Rosa Parks Highway, I 55, Mark Twain Expressway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 18.4 miles from Barnhart, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $5.74 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 36.7 miles you will encounter 13 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 0.1 miles (Willing Street): Navigation decision point; at 0.1 miles (East Street): Navigation decision point; at 24.9 miles (I 44 / Third Street Expressway): Highway fork - watch signs carefully.
The route from Barnhart, MO to Castle Point, MO does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include Gateway Arch National Park.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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