How far is St. Louis, MO from Mountain Grove, MO?

The driving distance from St. Louis, MO to Mountain Grove, MO is about 181.6 miles (292.3 km), with a travel time of about 03h 37m by car.

  • The straight-line flight distance is about 152.9 miles (246.1 km).
  • For a round trip, plan for roughly 07h 14m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
181.61 mi
03h 37m
Flight
152.91 mi
246.08 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from St. Louis.

Flight Distance

Direct air line
152.91 mi
Kilometers
246.08 km
Flight Time
00h 18m

Driving Distance

Road route
181.61 mi
Kilometers
292.27 km
Drive Time
03h 37m

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 37m.

Arrival Snapshot
Arrive in Mountain Grove
Sun, Apr 19, 9:00 AM CDT
Return by in St. Louis
Sun, Apr 19, 12:38 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Louis
2026-04-19T05:23
Arrive Mountain Grove
Sun, Apr 19, 9:00 AM CDT
Route Timing
03h 37m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:37 AM to 11:37 AM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:46 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in St. Louis
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Saint James
MO

City in Phelps County, Missouri, United States

From St. Louis
90.8 mi
01h 48m
To Mountain Grove
90.8 mi
01h 48m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
63°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
8 to 12 mph NW
Destination
67°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
5 to 10 mph NW

Driving Route Map

The map below follows the saved road route between St. Louis and Mountain Grove.

Turn-by-Turn Driving Directions

Step-by-step road directions between St. Louis and Mountain Grove.

  1. 1

    Start on Market Street

    1.6 km · 2 min · Market Street

  2. 2

    Turn left onto South Jefferson Avenue

    1.2 mi · 3 min · South Jefferson Avenue

  3. 3

    Take the ramp straight toward I 44 West

    1051 ft · 17 sec

  4. 4

    Merge slight left onto Officer David Haynes Memorial Highway

    2.3 mi · 3 min · Officer David Haynes Memorial Highway

  5. 5

    Continue on Officer Michael Barwick Memorial Highway

    3.5 mi · 4 min · Officer Michael Barwick Memorial Highway

  6. 6

    Continue on Police Officer Robert Stanze Memorial Highway

    2.7 mi · 3 min · Police Officer Robert Stanze Memorial Highway

  7. 7

    Continue on Police Officer Ernest M. Brockman Sr. Memorial Highway

    3.5 mi · 4 min · Police Officer Ernest M. Brockman Sr. Memorial Highway

  8. 8

    Continue on Henry Shaw Ozark Corridor

    91.3 mi · 1 hr 40 min · Henry Shaw Ozark Corridor

  9. 9

    Take the exit slight right toward MO E: Rolla

    910 ft · 19 sec

  10. 10

    Enter the roundabout and take exit 4 toward Tim Bradley Way

    90 m · 6 sec · Tim Bradley Way

  11. 11

    Exit the roundabout onto Tim Bradley Way

    2010 ft · 49 sec · Tim Bradley Way

  12. 12

    Turn slight right onto North Bishop Avenue

    9 m · 1 sec · North Bishop Avenue

  13. 13

    Keep slight right to continue on North Bishop Avenue

    44 m · 3 sec · North Bishop Avenue

  14. 14

    Continue on North Bishop Avenue

    64.3 mi · 1 hr 20 min · North Bishop Avenue

  15. 15

    Turn right

    1.1 km · 1 min

  16. 16

    Turn left onto South Elm Street

    1028 ft · 21 sec · South Elm Street

  17. 17

    Continue on Peabody Avenue

    1637 ft · 36 sec · Peabody Avenue

  18. 18

    Take the ramp right toward US 60 West: Mountain Grove

    857 ft · 21 sec

  19. 19

    Merge slight left

    5.1 mi · 6 min

  20. 20

    Take the exit slight right toward US 60 Business, MO MM: Mountain Grove

    1264 ft · 36 sec

  21. 21

    Turn left

    4.3 mi · 7 min

  22. 22

    Turn left onto North Main Street

    31 m · 2 sec · North Main Street

  23. 23

    Arrive at your destination

    0 m · 1 sec · North Main Street

Car Route Details

A richer read on the saved driving route between St. Louis and Mountain Grove.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
23 steps
8 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
12.7 / 100 mi
Decision points by distance
Main Roads
Henry Shaw Ozark Corridor
91.3 mi · 50%
North Bishop Avenue
64.3 mi · 35%
US 60 West
5.23 mi · 3%
Police Officer Ernest M. Brockman Sr. Memorial H
3.53 mi · 2%
Officer Michael Barwick Memorial Highway
3.46 mi · 2%
Police Officer Robert Stanze Memorial Highway
2.75 mi · 2%
Longest Stretch

Henry Shaw Ozark Corridor

Continue on Henry Shaw Ozark Corridor

91.3 mi · 01h 40m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
03h 37m
Long day trip
Same-Day Return
07h 14m
Round-trip wheel time
Road vs Air
+28.7 mi
152.9 mi direct line
Halfway Stop
Saint James
01h 48m from St. Louis
Leave By
9:46 AM CDT
Early departure recommended
Weather Watch

Sunny leaving St. Louis and Sunny near Mountain Grove.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from St. Louis to Mountain Grove?

The road trip is about 181.6 miles (292.3 km) and usually takes 03h 37m 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?

Saint James is a useful midpoint, sitting about 90.8 miles from St. Louis and 90.8 miles from Mountain Grove.

How much longer is the road route than the straight-line distance?

The direct path is about 152.9 miles (246.1 km), while the road route adds roughly 28.7 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 9:46 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.17 one way or $48.34 round trip. Estimated CO2 is about 57 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around St. Louis and Sunny near Mountain Grove.

Stop Ideas Near Saint James

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Saint James, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Saint James.

RAIL

Jefferson City

81 mi away
101 Jefferson Street
RAIL

Hermann

81 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

82 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between St. Louis and Mountain Grove. Straight-line distance: 152.91 mi (246.08 km).

St. Louis

#1 St. Louis

The second most populous city in Missouri and the center of the St.

Population315,685
Coordinates38.6272700, -90.1978900
Altitude142
CountryUnited States
Mountain Grove

#2 Mountain Grove

City in Missouri

Population4,705
Coordinates37.1306100, -92.2634900
Altitude451
CountryUnited States
Start: St. Louis (-90.19789, 38.62727)
End: Mountain Grove (-92.26349, 37.13061)

Estimated Travel Time

Distance: 292 km by road

SpeedTime
30 mph (48.3 km/h)06h 03m
40 mph (64.37 km/h)04h 32m
50 mph (80.47 km/h)03h 37m
60 mph (96.56 km/h)03h 01m
70 mph (112.65 km/h)02h 35m
80 mph (129 km/h)02h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.41 gal
24.26 L · about $24.17
Round trip
$48.34
12.82 gal · 48.52 L
Estimated CO2
57 kg one way
Round trip: 113.9 kg / 251 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $24.17 $48.34
Mid-grade $4.25 $27.26 $54.52
Premium $4.65 $29.83 $59.66
Diesel $5.30 $34.00 $68.00

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 · Apr 19, 2026

There is no time difference between St. Louis and Mountain Grove. The current time is 05:23:21.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.