Origin
St. Louis, MO
Late night in St. Louis on Sunday
Local time
1:01 AM
CDT
Current temp
74°F
Unavailable
Live forecast
Trip from St. Louis, MO to Lemay, MO
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
16m
Distance
8.9 mi
14 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$1
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 15m
★
6 AM
0h 16m
8 AM
0h 19m
10 AM
0h 17m
12 PM
0h 17m
3 PM
0h 17m
5 PM
0h 19m
8 PM
0h 15m
★
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Lemay, MO
Valeria Boltneva
Trip Overview
St. Louis, MO to Lemay, MO is 8.9 miles and takes about 16m via I 55, with a fuel budget near $1 and enough daylight to finish in a day. This short trip stays within the Midwest and entirely within Missouri. It's a very straightforward drive, ideal for a quick transfer or to reach a specific destination without much fuss. Given its brevity, you won't encounter significant changes in scenery or driving conditions, making it a predictable and easy journey.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 55 | 5.1 mi | 6m |
| South Tucker Boulevard | 1.3 mi | 3m |
| Military Road | 0.7 mi | 1m |
| Germania Street | 0.5 mi | 1m |
| Gravois Avenue | 0.3 mi | <1m |
| Gentry Avenue | 0.2 mi | <1m |
| Lemay Ferry Road | 0.1 mi | <1m |
| Alabama Avenue | <0.1 mi | <1m |
Longest stretch:
I 55
— 5.1 mi, about 6m
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Louis, MO and Lemay, MO.
1
Start on Market Street
86 ft
·
4 sec
·
Market Street
2
Turn left onto South Tucker Boulevard
1.3 mi
·
3 min
·
South Tucker Boulevard
Use the left lane.
3
Turn straight onto Gravois Avenue
0.3 mi
·
46 sec
·
Gravois Avenue
4
Take the ramp
0.1 mi
·
15 sec
Toward I 55 South: Memphis
Use the left lane.
5
Merge onto I 55
5.1 mi
·
6 min
·
I 55
6
Take the exit
0.2 mi
·
29 sec
Exit 202B
Toward Germania Avenue
7
Turn left onto Germania Street
0.5 mi
·
1 min
·
Germania Street
8
Turn right onto Alabama Avenue
501 ft
·
16 sec
·
Alabama Avenue
9
Continue on MO 267
0.1 mi
·
26 sec
·
Lemay Ferry Road
10
Turn left onto Military Road
0.7 mi
·
1 min
·
Military Road
11
Continue on Gentry Avenue
0.2 mi
·
23 sec
·
Gentry Avenue
12
Turn right onto Placid Avenue
347 ft
·
17 sec
·
Placid Avenue
13
Turn right onto Rembold Avenue
198 ft
·
8 sec
·
Rembold Avenue
14
Arrive at destination
Rembold Avenue
Heads-up: tricky spots
5 of 85 decision points cluster between mile 0 and 8.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
0 mi into trip
|
~0m in
|
South Tucker Boulevard
Turn left onto South Tucker Boulevard
Lane positioning matters here
Use the left lane.
7
1.7 mi into trip
|
~4m in
Take the ramp toward I 55 South: Memphis
Lane positioning matters here
Use the left lane.
Toward I 55 South: Memphis
5
6.9 mi into trip
|
~11m in
Take the exit toward Germania Avenue
Exit ramp - move to the correct lane early
Exit 202B
Toward Germania Avenue
4
7.7 mi into trip
|
~12m in
|
Alabama Avenue
Turn right onto Alabama Avenue
Navigation decision point
5
8.8 mi into trip
|
~16m in
|
Rembold Avenue
Turn right onto Rembold Avenue
Navigation decision point
Fuel & Cost
Regular Gas
$1.39 one way
$2.78 round trip
$3.97/gal
25.4 MPG avg
3 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $1.53 | $3.06 |
| premium | $4.89 | $1.71 | $3.43 |
| diesel | $5.61 | $1.97 | $3.93 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$1
Estimated CO2 emission: 3.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $1 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 2.7 | 0 | $0.93 | $0.43 |
| Efficient EV | 2.2 | 0 | $0.78 | $0.36 |
| EV Truck/SUV | 3.6 | 0 | $1.25 | $0.57 |
Gas CO2
3 kg
EV CO2
1 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
Lemay, MO
Late night in Lemay on Sunday
Local time
1:01 AM
CDT
Current temp
83°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
9 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
16m 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.
What kind of drive is this?
This drive features a mixed profile, with 58% of the journey taking place on highways. You'll experience a longest uninterrupted stretch of 5.1 miles on I 55. Expect to navigate a combination of interstate driving and surface streets as you transition from St. Louis to Lemay. The initial part of the route involves interstate travel, which then gives way to more urban or suburban road conditions as you approach your destination.
58% highway, the rest on surface roads — varied driving throughout.
14 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 5.1 mi on I 55.
How Hard Is This Drive?
4/10
This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near South Tucker Boulevard.
Driving Effort
4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 16m drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (South Tucker Boulevard): Lane positioning matters here; at 1.7 miles: Lane positioning matters here; at 6.9 miles: Exit ramp - move to the correct lane early.
About the Cities
Starting in St. Louis, MO
Full guide →The Gateway City of St. Louis is the epitome of the modern Midwestern metropolis. Missouri's second-largest city is vibrant but laid-back, populous but navigable, historic but still relevant. The city's planners have created an aesthetically beautiful city, with plenty of green space amidst buildings both old and new, framed by the majestic Mississippi and Missouri rivers. And capping it all is the world's tallest man-made monument, the beautiful and iconic Gateway Arch. St. Louis is a city of culture and surprisingly inexpensive. Among American cities, only Washington, D.C. has more free attractions for tourists and residents alike. Hotels, restaurants, and even parking garages avoid the premium pricing common in other big cities. Although often overlooked, St. Louis can be an affordable, educational, and fun family getaway.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 16m. Total distance: 8.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
16m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (58%). Straightforward navigation.
Scenic Drive
Mixed highway & surface route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 5.1 miles on I 55. The full list of main roads is in the Roads section above.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: near the start (South Tucker Boulevard): Lane positioning matters here; at 1.7 miles: Lane positioning matters here; at 6.9 miles: Exit ramp - move to the correct lane early.
Yes — Gateway Arch National Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Lemay, MO before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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