If you are planning a trip from Saint Charles to Ash Grove, expect a 233.4-mile journey that typically takes about 4 hours and 27 minutes. This route stays entirely within the Midwest, making it a manageable excursion that fits easily into a single day of travel. You will primarily navigate via the Henry Shaw Ozark Corridor, I-270, and Olympian Boulevard to reach your destination. With an estimated fuel cost of $35, it is a relatively affordable trip for those looking to traverse Missouri. Because the duration is under five hours, most travelers find they do not need to split this into an overnight stay, though you should plan for at least one stop to keep the drive comfortable.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
116.7 miles from Saint Charles, MO
A natural place for your longest stop of the day
, about 2h 15m into the drive
.
Main Roads
Road
Distance
Duration
Henry Shaw Ozark Corridor
196.5 mi
3h 33m
I 270
10.9 mi
13m
Olympian Boulevard
10.2 mi
13m
US 160
5.4 mi
7m
I 70
2.7 mi
3m
Dougherty Ferry Road
2.5 mi
4m
South Fifth Street
1.1 mi
2m
Forest Avenue
1 mi
2m
Longest stretch:
Henry Shaw Ozark Corridor
— 196.5 mi, about 3h 33m
Traffic on I-44
Hour-of-day weekday pattern from 14 FHWA count stations on your route.
Peak
4 PM
~1,711 veh/hr typical
· worst 2,202
Quietest
2 AM
~187 veh/hr
Peak-to-quiet ratio
9.1×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Charles, MO and Ash Grove, MO.
1
Start on North Second Street
0.2 mi·38 sec·North Second Street
2
Turn right onto Jefferson Street
0.2 mi·44 sec·Jefferson Street
3
Turn left onto MO 94
1.1 mi·2 min·South Fifth Street
Use the straight / right lanes.
4
Take the ramp
0.2 mi·14 sec
Toward I 70 EastUse the left / straight lanes.
5
Merge onto I 70
2.7 mi·3 min·I 70
6
Take the exit
0.2 mi·12 sec
Exit 232Toward I 270: Chicago, MemphisUse the slight right lane.
7
Keep slight right at fork
0.4 mi·33 sec
Toward I 270 South: MemphisUse the slight right lane.
8
Continue on this road
0.1 mi·10 sec·this road
Exit 232Toward I 270 South: Memphis
9
Merge onto I 270
11 mi·13 min·I 270
Use the straight lane.
10
Take the exit
0.3 mi·28 sec
Exit 8Toward Dougherty Ferry RoadUse the slight right lane.
11
Turn right onto Dougherty Ferry Road
2.5 mi·4 min·Dougherty Ferry Road
Use the straight lane.
12
Continue on Forest Avenue
1.0 mi·2 min·Forest Avenue
13
Turn left onto MO 141
0.7 mi·1 min·MO 141
14
Take the exit
105 ft·3 sec
15
Turn right onto North Highway Drive
0.1 mi·14 sec·North Highway Drive
16
Take the ramp
0.2 mi·13 sec
Toward I 44 West, US 50 West: Rolla
17
Merge onto I 44; US 50
196 mi·3 hr 33 min·Henry Shaw Ozark Corridor
Use the straight lane.
18
Take the exit
0.3 mi·33 sec
Exit 75Toward US 160: West Bypass, Willard
19
Turn right onto US 160
3.5 mi·4 min·US 160
20
Enter roundabout onto US 160
133 ft·5 sec·US 160
21
Continue on US 160
1.3 mi·1 min·US 160
22
Enter roundabout onto US 160
135 ft·4 sec·US 160
23
Continue on US 160
0.6 mi·54 sec·US 160
24
Enter roundabout onto US 160
130 ft·4 sec·Olympian Boulevard
25
Continue on US 160
10 mi·13 min·Olympian Boulevard
26
Turn left onto MO F
0.2 mi·31 sec·Calhoun Avenue
27
Turn right onto West Main Street
100 ft·4 sec·West Main Street
28
Arrive at destination
West Main Street
Trip Plan
For the smoothest experience, plan your departure early in the day to account for the technical, turn-heavy nature of the roads. Since you only have one scheduled stop, use it strategically to stretch your legs during the long 196.5-mile stretch on the Henry Shaw Ozark Corridor. Keep your $35 fuel budget in mind, but ensure you top off your tank before leaving Saint Charles to avoid searching for stations on unfamiliar local roads. Given that this is a single-day trip, the lack of an overnight requirement gives you the flexibility to depart whenever suits your schedule best. Always stay alert for sudden road changes, as the high concentration of local turns requires more active driving than a standard highway route.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 116.7 miles from Saint Charles, MO, or about 2h 15m into the drive.
The longest continuous stretch on this route runs about 196.5 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 51 miles or 1h 4m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 116.7 miles or 2h 15m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 36m
Traffic, exits, and arrival timing usually matter more near Ash Grove, MO than in the middle of the route.
Before You Leave
+
Open the route before leaving Saint Charles, MO so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Saint Charles, MO
This is one driving day of about 233.4 miles and 4h 27m.
Your first comfortable stop window is around 51 miles from Saint Charles, MO.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Henry Shaw Ozark Corridor for about 196.5 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 19
5 decision points cluster between mile 0.4 and 217.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.4 mi into trip|~1m in|MO 94 / South Fifth Street
Turn left onto MO 94 / South Fifth Street
Lane positioning matters here
Use the straight / right lanes.
8
4.3 mi into trip|~7m 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
4.5 mi into trip|~8m in
Keep slight right at fork toward I 270 South: Memphis
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Toward I 270 South: Memphis
7
16 mi into trip|~22m in
Take the exit toward Dougherty Ferry Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 8
Toward Dougherty Ferry Road
6
217.3 mi into trip|~4h 5m in
Take the exit toward US 160: West Bypass, Willard
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 75
Toward US 160: West Bypass, Willard
Fuel & Cost
Regular Gas
$38.81 one way
$77.61 round trip
$4.22/gal25.4 MPG avg82 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.60
$42.27
$84.54
premium
$5.18
$47.63
$95.25
diesel
$5.35
$49.16
$98.32
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$39
Meals
$25–$50
Total
$64–$89
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 81.7 kg one way.
Prices: EIA weekly data, 2026-06-01.
EV Charging Along Route
31 DC fast chargers
· Coverage: excellent
Target - Tesla Supercharger
Bridgeton, MO
Tesla
16 DCFC
Streets of St. Charles - Tesla Supercharger
St. Charles, MO
Tesla
12 DCFC
RPT Heritage Place (St. Louis, MO)
St. Louis, MO
Electrify America
10 DCFC
Fenton, MO Rechargery Relay @ Wally's - Assembly Parkway
Station data from NREL Alternative Fuel Stations database.
Driving Electric?
About $25 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
70
0
$24.51
$11.20
Efficient EV
58.4
0
$20.42
$9.34
EV Truck/SUV
93.4
1
$32.68
$14.94
Gas CO2
82 kg
EV CO2
27 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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 Jun 3, 2026
Origin
Saint Charles, MO
Afternoon
in Saint Charles on Wednesday
Local time
3:49 PM
CDT
Current temp
85°F
Sunny
SE 7 mph0% chanceLive forecast
Flood Warning
Flood Warning issued June 3 at 8:00AM CDT until June 3 at 3:01PM CDT by NWS Springfield MO
Flood Warning
Flood Warning issued June 3 at 8:00AM CDT until June 4 at 10:00PM CDT by NWS Springfield MO
Destination
Ash Grove, MO
Afternoon
in Ash Grove on Wednesday
Local time
3:49 PM
CDT
Current temp
81°F
Sunny
SE 10 mph0% chanceLive forecast
Flood Warning
Flood Warning issued June 3 at 8:00AM CDT until June 3 at 3:01PM CDT by NWS Springfield MO
Flood Warning
Flood Warning issued June 3 at 8:00AM CDT until June 4 at 10:00PM CDT by NWS Springfield MO
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
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
4 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
4h 27m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Wilson's Creek National Battlefield
National Battlefield
Wilson's Creek was the first major Civil War battle fought west of the Mississippi River, and where the first Union general was killed in action. The costly Southern victory on August 10, 1861, focuse...
11 mi from route
~27 min detour
Free
near mile 217.3
Gateway Arch National Park commemorates President Jefferson’s vision of a continental nation, the individuals and cultural groups who helped shape its history, St. Louis’ role in westward expansion, a...
14 mi from route
~36 min detour
$19
near mile 16.1
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Prepare for a turn-heavy local drive that demands your full attention behind the wheel. Only 8% of this trip involves highway driving, meaning you will spend the vast majority of your time on local roads rather than high-speed interstates. The longest uninterrupted segment spans 196.5 miles along the Henry Shaw Ozark Corridor, which serves as the backbone of your journey. Unlike a monotonous interstate grind, this route offers a more technical feel that requires frequent navigation changes. As you transition off the major arteries, the pace of the drive shifts significantly, reflecting the local character of the Missouri landscape.
Only 8% highway — the rest is turn-by-turn surface driving.
28 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 196.5 mi on Henry Shaw Ozark Corridor.
How Hard Is This Drive?
7/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.4 miles in near MO 94 / South Fifth Street.
Driving Effort7/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 19 significant decision points across 233.4 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 0.4 miles (MO 94 / South Fifth Street): Lane positioning matters here; at 4.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 4.5 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Elevation Profile
Gently rolling terrain
1,486 ft451 ft
Total Climb
1,205 ft
Total Descent
593 ft
Highest Point
1,486 ft
~204.2 mi in
Elevation Range
1,035 ft
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 Saint Charles, MO to Ash Grove, MO, road signs begin pointing toward Willard along the way.
Willard
217.3 mi in|~4h 5m
Detours Along the Way
Tagged by where each one fits in your drive — first break, midpoint, final stretch.
St. Charles, Missouri is outside of St. Louis on the bank of the Missouri River. It was Missouri's first state capital and was one of the first stops by Lewis and Clark on their journey to explore Louisiana Territory. The historic Main Street has largely been restored to its 1812-era appearance including gas lights a boardwalk and is lined with shops selling artwork, handicrafts, home decorations, antiques. There are also many restaurants.
Top landmarks
•First Missouri State Capitol State Historic Site — historic site in Missouri, United States
•African Church — church building in Missouri, United States of America
•Frenchtown Historic District — historic district in St. Charles County, Missouri
Doable as a same-day drive at 4h 27m. Total distance: 233.4 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
4h 27m drive, comfortable solo distance.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 196.5 miles on Henry Shaw Ozark Corridor. The full list of main roads is in the Roads section above.
Yes — we found about 20 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Ash Grove, MO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 20 rest areas along the route for bathroom stops.
The main spots that need attention: at 0.4 miles (MO 94 / South Fifth Street): Lane positioning matters here; at 4.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 4.5 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Yes — Wilson's Creek National Battlefield and Gateway Arch National Park. See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 4.5 hours each way, an in-and-out day trip would put you behind the wheel for 8.9 hours — manageable with a long break at Ash Grove, MO, but most travelers stay overnight.
