Origin
Saint Peters, MO
Night in Saint Peters on Thursday
Local time
10:49 PM
CDT
Current temp
57°F
Unavailable
Live forecast
Trip from Saint Peters, MO to Riverside, MO
Last recalculated Apr 17, 2026
Drive Time
1h 5m
Distance
51.6 mi
83 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$8
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 0m
★
6 AM
1h 6m
8 AM
1h 16m
10 AM
1h 9m
12 PM
1h 8m
3 PM
1h 10m
5 PM
1h 16m
8 PM
1h 3m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Saint Peters, MO
Wikimedia Commons
Riverside, MO
Newman Photographs
Trip Overview
The drive from Saint Peters, MO to Riverside, MO covers 51.6 miles and takes about 1h 5m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 270, I 70, Police Officer Steven Jarvis Memorial Highway for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 19 miles on I 270. At current regular gas prices, budget about $8.07 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 5m. Total distance: 51.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 5m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (62%). Some complex stretches to watch for.
Drive Character
This is a 1h 5m highway drive covering 51.6 miles, with most of the trip on I 270 and I 70. The longest continuous stretch is about 19 miles on I 270.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 21 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 270 is the longest continuous segment at about 19 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 270 and I 70. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 1.2 miles in.
Driving Effort
10/10
Demanding - stay alert through the decision-heavy sections
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 51.6 miles you will encounter 16 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 1.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.3 miles: Highway fork - watch signs carefully; at 13.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 16 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
8
1.2 mi into trip
|
~1m in
Take the exit toward MO 79: Elsberry, Louisiana
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 220
Toward MO 79: Elsberry, Louisiana
6
1.3 mi into trip
|
~1m in
Keep slight left at fork toward MO 79
Highway fork - watch signs carefully
Toward MO 79
8
13.6 mi into trip
|
~17m 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
13.8 mi into trip
|
~17m 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
8
33.3 mi into trip
|
~41m in
Take the exit toward I 55, US 61, US 67: Saint Louis, Memphis, Lemay Ferry Road
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 1A
Toward I 55, US 61, US 67: Saint Louis, Memphis...
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 Peters, MO to Riverside, MO, road signs begin pointing toward Memphis along the way.
Memphis
13.6 mi in
|
~17m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 270 | 19 mi | 23m |
| I 70 | 13 mi | 16m |
| Police Officer Steven Jarvis Memorial Highway | 12 mi | 13m |
| Officer Thomas G. Smith, Jr. Memorial Highway | 1.8 mi | 2m |
| Rosa Parks Highway | 1.5 mi | 1m |
| Commercial Boulevard | 0.6 mi | 1m |
| Dow Industrial Drive | 0.6 mi | 2m |
| MO Z | 0.5 mi | 1m |
Longest stretch:
I 270
— 19 mi, about 23m
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Peters, MO and Riverside, MO.
1
Start on I 70
1.2 mi
·
1 min
·
I 70
2
Take the exit
0.1 mi
·
15 sec
Exit 220
Toward MO 79: Elsberry, Louisiana
Use the straight / slight right lanes.
3
Keep slight left at fork
384 ft
·
14 sec
Toward MO 79
4
Turn left onto MO 79
0.1 mi
·
11 sec
·
MO 79
5
Take the ramp
0.2 mi
·
18 sec
Toward I 70 East
Use the right lane.
6
Merge onto I 70
12 mi
·
14 min
·
I 70
Use the straight / slight right lanes.
7
Take the exit
0.2 mi
·
12 sec
Exit 232
Toward I 270: Chicago, Memphis
Use the slight right lane.
8
Keep slight right at fork
0.4 mi
·
33 sec
Toward I 270 South: Memphis
Use the slight right lane.
9
Continue on this road
0.1 mi
·
10 sec
·
this road
Exit 232
Toward I 270 South: Memphis
10
Merge onto I 270
19 mi
·
23 min
·
I 270
Use the straight lane.
11
Take the exit
0.4 mi
·
27 sec
Exit 1A
Toward I 55, US 61, US 67: Saint Louis, Memphis, Lemay Ferry Road
Use the straight / slight right lanes.
12
Keep slight right at fork
0.4 mi
·
43 sec
Toward I 55 South: Memphis
13
Merge onto I 55
1.5 mi
·
1 min
·
Rosa Parks Highway
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 180
Toward MO Z: Pevely
17
Turn left onto MO Z
0.5 mi
·
1 min
·
MO Z
18
Turn right onto US 61; US 67
0.6 mi
·
1 min
·
Commercial Boulevard
19
Turn left onto Dow Industrial Drive
0.6 mi
·
2 min
·
Dow Industrial Drive
20
At end of road, turn right onto Riverside Drive
0.1 mi
·
29 sec
·
Riverside Drive
21
Arrive at destination
River
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 25.8 mi from Saint Peters, MO · 32m into the drive
Mid-route town
Meal stop
26 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 11 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 25.8 miles from Saint Peters, MO, which is a good place for a longer meal and fuel stop.
Arriving in Riverside, MO
The final approach into Riverside, MO usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$8.07 one way
$16.13 round trip
$3.97/gal
25.4 MPG avg
18 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $8.86 | $17.71 |
| premium | $4.89 | $9.93 | $19.86 |
| diesel | $5.61 | $11.39 | $22.79 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$8
Estimated CO2 emission: 18.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 15.5 | 0 | $5.42 | $2.48 |
| Efficient EV | 12.9 | 0 | $4.52 | $2.06 |
| EV Truck/SUV | 20.6 | 0 | $7.22 | $3.30 |
Gas CO2
18 kg
EV CO2
6 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.
Destination
Riverside, MO
Night in Riverside on Thursday
Local time
10:49 PM
CDT
Current temp
56°F
Unavailable
Live forecast
80°F
Fenton, MO
26 mi in
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
1 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
1h 5m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Saint Peters, MO to Riverside, MO covers 51.6 miles and takes about 1h 5m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 270, I 70, Police Officer Steven Jarvis Memorial Highway. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 25.8 miles from Saint Peters, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $8.07 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 51.6 miles you will encounter 16 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 1.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.3 miles: Highway fork - watch signs carefully; at 13.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
On the drive from Saint Peters, MO to Riverside, MO, road signs begin pointing toward Memphis along the way.
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