The drive from Castle Point, MO to Herculaneum, MO covers 41.8 miles and takes about 57m behind the wheel.
This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Ozark Expressway, Police Officer Steven Jarvis Memorial Highway, Halls Ferry Road for much of the mileage,
and the overall profile is mixed drive.
The longest uninterrupted segment is about 14.1 miles on Ozark Expressway.
At current regular gas prices, budget about $6.53 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 57m. Total distance: 41.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
57m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (42%). Some complex stretches to watch for.
Drive Character
The drive from Castle Point, MO to Herculaneum, MO covers 41.8 miles and takes about 57m, using a mix of highways and local roads.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 21 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Ozark Expressway is the longest continuous segment at about 14.1 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 0.5 miles in near Chambers Road.
Driving Effort7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 14 decision points packed into just 41.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 57m.
Where does it get tricky?
The main spots that need attention: at 0.5 miles (Chambers Road): Navigation decision point; at 2.8 miles (Halls Ferry Road): Roundabout - know your exit number before entering; at 9.1 miles (I 44 / Third Street Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 14 key points
These are the spots where you need to pay the most attention. Preview them before you drive.
4
0.5 mi into trip|~1m in|Chambers Road
At end of road, turn right onto Chambers Road
Navigation decision point
5
2.8 mi into trip|~5m in|Halls Ferry Road
Enter roundabout onto Halls Ferry Road
Roundabout - know your exit number before entering
9
9.1 mi into trip|~16m in|I 44 / Third Street Expressway
Keep slight left at fork onto I 44 / Third Street Expressway toward I 44 West: Tulsa, Memphis
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 249A
Toward I 44 West: Tulsa, Memphis
5
12 mi into trip|~20m in|I 55 / Ozark Expressway
Keep slight left at fork onto I 55 / Ozark Expressway
Highway fork - watch signs carefully
Exit 290B
5
39 mi into trip|~52m in
Take the exit toward MO Z: Pevely
Exit ramp - move to the correct lane early
Exit 180
Toward MO Z: Pevely
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Castle Point, MO and Herculaneum, MO, road signs point toward Memphis and Mo Z: Pevely.
Memphis
9.1 mi in|~16m|via I 44
Mo Z: Pevely
39 mi in|~52m
Main Roads
Road
Distance
Duration
Ozark Expressway
14.1 mi
17m
Police Officer Steven Jarvis Memorial Highway
12 mi
13m
Halls Ferry Road
2.9 mi
4m
North Broadway
2 mi
4m
Third Street Expressway
2 mi
2m
Officer Thomas G. Smith, Jr. Memorial Highway
1.8 mi
2m
Andy Gammon Memorial Highway
1.5 mi
2m
Mark Twain Expressway
1.4 mi
1m
Longest stretch:
Ozark Expressway
— 14.1 mi, about 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Castle Point, MO and Herculaneum, MO.
1
Start on Lord Drive
0.5 mi·1 min·Lord Drive
2
At end of road, turn right onto Chambers Road
0.4 mi·39 sec·Chambers Road
3
Turn left onto MO AC
2.0 mi·2 min·Halls Ferry Road
4
Enter roundabout onto Halls Ferry Road
466 ft·10 sec·Halls Ferry Road
5
Continue on Halls Ferry Road
0.9 mi·1 min·Halls Ferry Road
6
Turn slight right onto North Broadway
2.0 mi·4 min·North Broadway
7
Turn right onto Carrie Avenue
0.2 mi·34 sec·Carrie Avenue
8
Take the ramp
0.2 mi·15 sec
Toward I 70 East
9
Merge onto I 70
1.4 mi·1 min·Mark Twain Expressway
10
Continue on I 70
1.5 mi·2 min·Andy Gammon Memorial Highway
Use the straight / slight right lanes.
11
Keep slight left at fork onto I 44
2.0 mi·2 min·Third Street Expressway
Exit 249AToward I 44 West: Tulsa, MemphisUse the straight / slight right lanes.
12
Continue on I 44; I 55
0.9 mi·1 min·Ozark Expressway
13
Keep slight left at fork onto I 55
13 mi·16 min·Ozark Expressway
Exit 290B
14
Continue on I 55
1.8 mi·2 min·Officer Thomas G. Smith, Jr. Memorial Highway
15
Continue on I 55
12 mi·13 min·Police Officer Steven Jarvis Memorial Highway
Use the straight / slight right lanes.
16
Take the exit
0.3 mi·40 sec
Exit 180Toward MO Z: Pevely
17
Turn left onto MO Z
0.5 mi·1 min·MO Z
18
Turn right onto US 61; US 67
1.3 mi·2 min·Commercial Boulevard
19
Turn left onto Joachim Avenue
0.6 mi·1 min·Joachim Avenue
20
Turn left
56 ft·4 sec
21
Arrive at destination
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 20.9 mi from Castle Point, MO
· 31m into the drive
The midpoint is around 20.9 miles from Castle Point, MO, which is a good place for a longer meal and fuel stop.
Arriving in Herculaneum, MO
Allow a few extra minutes for the final approach into Herculaneum, 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
$6.53 one way
$13.07 round trip
$3.97/gal25.4 MPG avg15 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$7.18
$14.35
premium
$4.89
$8.04
$16.09
diesel
$5.61
$9.23
$18.46
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$7
Estimated CO2 emission: 14.6 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
12.5
0
$4.39
$2.01
Efficient EV
10.5
0
$3.66
$1.67
EV Truck/SUV
16.7
0
$5.85
$2.68
Gas CO2
15 kg
EV CO2
5 kg (67% 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 14, 2026
Origin
Castle Point, MO
Morning
in Castle Point on Saturday
Local time
9:53 AM
CDT
Current temp
67°F
Slight Chance Showers And Thunderstorms
SW 10 mph18% chanceLive forecast
Flood Warning
Flood Warning issued April 14 at 3:14AM CDT until April 15 at 7:23PM CDT by NWS Kansas City/Pleasant Hill MO
Flood Warning
Flood Warning issued April 13 at 9:43PM CDT until April 18 at 7:00PM CDT by NWS St Louis MO
Destination
Herculaneum, MO
Morning
in Herculaneum on Saturday
Local time
9:53 AM
CDT
Current temp
55°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
12 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
57m 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 Castle Point, MO to Herculaneum, MO covers 41.8 miles and takes about 57m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Ozark Expressway, Police Officer Steven Jarvis Memorial Highway, Halls Ferry Road. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 20.9 miles from Castle Point, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $6.53 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 is a short but busy drive. With 14 decision points packed into just 41.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 57m.
The main spots that need attention: at 0.5 miles (Chambers Road): Navigation decision point; at 2.8 miles (Halls Ferry Road): Roundabout - know your exit number before entering; at 9.1 miles (I 44 / Third Street Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Between Castle Point, MO and Herculaneum, MO, road signs point toward Memphis and Mo Z: Pevely.
