How far is Saint Peters, MO from Marlborough, MO?

The driving distance from Saint Peters, MO to Marlborough, MO is about 223.3 miles (359.4 km), with a travel time of about 04h 15m by car.

  • The straight-line flight distance is about 212 miles (341.2 km).
  • For a round trip, plan for roughly 08h 31m 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
223.35 mi
04h 15m
Flight
211.99 mi
341.17 km direct

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

Learn Distance

Choose another destination from Saint Peters.

Flight Distance

Direct air line
211.99 mi
Kilometers
341.17 km
Flight Time
00h 25m

Driving Distance

Road route
223.35 mi
Kilometers
359.44 km
Drive Time
04h 15m

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 04h 15m.

Arrival Snapshot
Arrive in Marlborough
Sun, Apr 19, 3:06 AM CDT
Return by in Saint Peters
Sun, Apr 19, 7:21 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Peters
2026-04-18T22:50
Arrive Marlborough
Sun, Apr 19, 3:06 AM CDT
Route Timing
04h 15m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:16 AM to 12:16 PM CDT

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

Leave by
8:28 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint Peters
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
Rocheport
MO

City in Missouri, United States

From Saint Peters
111.4 mi
02h 07m
To Marlborough
111.9 mi
02h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
12 to 15 mph W
Destination
57°F
Saturday

Showers And Thunderstorms Likely

Starts
Sat, Apr 18 6:00 AM CDT
Wind
10 to 15 mph NW

Driving Route Map

The map below follows the saved road route between Saint Peters and Marlborough.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Peters and Marlborough.

  1. 1

    Start on the route

    204.9 mi · 3 hr 51 min

  2. 2

    Continue on Truman/Eisenhower Presidential Highway

    2.7 mi · 3 min · Truman/Eisenhower Presidential Highway

  3. 3

    Continue on Clifton J. Scott Memorial Highway

    1.8 mi · 2 min · Clifton J. Scott Memorial Highway

  4. 4

    Continue on Truman/Eisenhower Presidential Highway

    2.9 mi · 3 min · Truman/Eisenhower Presidential Highway

  5. 5

    Continue on George Brett Super Highway

    1.1 mi · 1 min · George Brett Super Highway

  6. 6

    Take the exit slight right toward I 435 South: Wichita

    1955 ft · 48 sec

  7. 7

    Merge slight left onto Lamar Hunt Memorial Highway

    6.8 mi · 8 min · Lamar Hunt Memorial Highway

  8. 8

    Take the exit slight right toward East 87th Street

    1164 ft · 25 sec

  9. 9

    Enter the roundabout and take exit 2 toward East 87th Street

    57 m · 4 sec · East 87th Street

  10. 10

    Exit the roundabout onto East 87th Street

    1.5 mi · 3 min · East 87th Street

  11. 11

    Turn left onto Manchester Trafficway

    894 ft · 22 sec · Manchester Trafficway

  12. 12

    Continue on East 85th Street

    1.2 km · 2 min · East 85th Street

  13. 13

    Turn right onto Park Avenue

    1515 ft · 1 min · Park Avenue

  14. 14

    Arrive at your destination

    0 m · 1 sec · East 83rd Terrace

Car Route Details

A richer read on the saved driving route between Saint Peters and Marlborough.

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
14 steps
4 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
6.3 / 100 mi
Decision points by distance
Main Roads
Lamar Hunt Memorial Highway
6.77 mi · 3%
Truman/Eisenhower Presidential Highway
5.56 mi · 2%
Clifton J. Scott Memorial Highway
1.81 mi · 1%
East 87th Street
1.72 mi · 1%
George Brett Super Highway
1.06 mi
East 85th Street
0.75 mi
Longest Stretch

Longest stretch

Start on the route

205 mi · 03h 51m

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
04h 15m
Long day trip
Same-Day Return
08h 32m
Round-trip wheel time
Road vs Air
+11.3 mi
212 mi direct line
Halfway Stop
Rocheport
02h 07m from Saint Peters
Leave By
8:28 AM CDT
Early departure recommended
Weather Watch

Showers And Thunderstorms leaving Saint Peters and Showers And Thunderstorms Likely near Marlborough.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Peters to Marlborough?

The road trip is about 223.3 miles (359.4 km) and usually takes 04h 15m 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?

Rocheport is a useful midpoint, sitting about 111.4 miles from Saint Peters and 111.9 miles from Marlborough.

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

The direct path is about 212 miles (341.2 km), while the road route adds roughly 11.3 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 8:28 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.72 one way or $59.43 round trip. Estimated CO2 is about 70 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Saint Peters and Showers And Thunderstorms Likely near Marlborough.

Stop Ideas Near Rocheport

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

Mid-route Guidance
Local place coverage is thin around Rocheport, 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 Rocheport.

RAIL

Jefferson City

56 mi away
101 Jefferson Street
RAIL

Sedalia

65 mi away
100 block of Main Street, through parking lot
RAIL

Hermann

103 mi away
Wharf & Gutenberg Sts.
RAIL

Warrensburg

105 mi away
100 South Holden St.

Flight Path Map

This map shows the direct air route between Saint Peters and Marlborough. Straight-line distance: 211.99 mi (341.17 km).

Saint Peters

#1 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Marlborough

#2 Marlborough

Village in St.

Population2,142
Coordinates38.9766700, -94.5621800
Altitude266
CountryUnited States
Start: Saint Peters (-90.62651, 38.80033)
End: Marlborough (-94.56218, 38.97667)

Estimated Travel Time

Distance: 359 km by road

SpeedTime
30 mph (48.3 km/h)07h 26m
40 mph (64.37 km/h)05h 35m
50 mph (80.47 km/h)04h 28m
60 mph (96.56 km/h)03h 43m
70 mph (112.65 km/h)03h 11m
80 mph (129 km/h)02h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.88 gal
29.83 L · about $29.72
Round trip
$59.43
15.76 gal · 59.66 L
Estimated CO2
70 kg one way
Round trip: 140.1 kg / 309 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $29.72 $59.43
Mid-grade $4.25 $33.51 $67.03
Premium $4.65 $36.67 $73.35
Diesel $5.30 $41.80 $83.59

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 Saint Peters and Marlborough. The current time is 22:50:14.

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.