Origin
Assumption, IL
Afternoon in Assumption on Saturday
Local time
12:33 PM
CDT
Current temp
73°F
Unavailable
Live forecast
Trip from Assumption, IL to Stonington, IL
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
39m
Distance
28.9 mi
47 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 36m
★
6 AM
0h 39m
8 AM
0h 46m
10 AM
0h 41m
12 PM
0h 41m
3 PM
0h 42m
5 PM
0h 45m
8 PM
0h 37m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Assumption, IL
Wikimedia Commons
Stonington, IL
Tom Fisk
Trip Overview
Assumption, IL to Stonington, IL is 28.9 miles and takes about 39 minutes via US 51, with a fuel budget near $5 and enough daylight to finish in a day. This short trip stays within Illinois, traversing the familiar Midwest landscape. It's a straightforward drive primarily on major roads, making it a convenient option for a quick journey. You'll find it a no-fuss route, ideal when you need to get from point A to point B without extensive planning or a long time commitment.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| US 51 | 14.5 mi | 17m |
| IL 48 | 6.6 mi | 7m |
| East Andrews Street Road | 6.1 mi | 10m |
| North 2600 East Road | 0.5 mi | <1m |
| East 1200 North Road | 0.4 mi | 1m |
| North Oak Street | 0.2 mi | <1m |
| West North Street | 0.2 mi | <1m |
| County Highway 6 | 0.2 mi | <1m |
Longest stretch:
US 51
— 14.5 mi, about 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Assumption, IL and Stonington, IL.
1
Start on East 1st Street
105 ft
·
10 sec
·
East 1st Street
2
Turn left onto North Oak Street
0.2 mi
·
51 sec
·
North Oak Street
3
At end of road, turn right onto East 1200 North Road
0.4 mi
·
1 min
·
East 1200 North Road
4
Continue on County Highway 6
0.2 mi
·
25 sec
·
County Highway 6
5
Turn right onto US 51
0.5 mi
·
47 sec
·
North 2600 East Road
6
Continue on US 51
15 mi
·
17 min
·
US 51
7
Take the exit
467 ft
·
14 sec
8
Continue on East Andrews Street Road
6.1 mi
·
10 min
·
East Andrews Street Road
9
Turn left onto IL 48
6.6 mi
·
7 min
·
IL 48
10
Turn right onto West North Street
0.2 mi
·
29 sec
·
West North Street
11
Turn left onto Anomynous Street
270 ft
·
11 sec
·
Anomynous Street
12
Arrive at destination
Anomynous Street
Heads-up: tricky spots
5 of 75 decision points cluster between mile 0 and 28.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip
|
~0m in
|
North Oak Street
Turn left onto North Oak Street
Navigation decision point
4
0.2 mi into trip
|
~1m in
|
East 1200 North Road
At end of road, turn right onto East 1200 North Road
Navigation decision point
3
0.8 mi into trip
|
~2m in
|
US 51 / North 2600 East Road
Turn right onto US 51 / North 2600 East Road
Navigation decision point
3
15.9 mi into trip
|
~20m in
Take the exit
Exit ramp - move to the correct lane early
4
28.9 mi into trip
|
~38m in
|
Anomynous Street
Turn left onto Anomynous Street
Navigation decision point
Fuel & Cost
Regular Gas
$4.52 one way
$9.04 round trip
$3.97/gal
25.4 MPG avg
10 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $4.96 | $9.92 |
| premium | $4.89 | $5.56 | $11.12 |
| diesel | $5.61 | $6.38 | $12.76 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 10.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 70% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 8.7 | 0 | $3.03 | $1.39 |
| Efficient EV | 7.2 | 0 | $2.53 | $1.16 |
| EV Truck/SUV | 11.6 | 0 | $4.05 | $1.85 |
Gas CO2
10 kg
EV CO2
3 kg (70% 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
Stonington, IL
Afternoon in Stonington on Saturday
Local time
12:33 PM
CDT
Current temp
77°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
4 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
39m 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 is a highway-focused drive, with 74% of the route utilizing major roads. You'll spend a good portion of your time on US 51, which forms the longest uninterrupted stretch at 14.5 miles. Expect a consistent driving experience, largely on well-maintained highways designed for efficient travel. The roads are generally straightforward, offering a predictable journey with minimal complexity as you make your way between Assumption and Stonington.
74% highway — fuel and pacing are the main things to plan.
12 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 14.5 mi on US 51.
How Hard Is This Drive?
3/10
This is a straightforward highway drive that stays mostly on US 51 and IL 48. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near North Oak Street.
Driving Effort
3/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 39m drive. You will face about 7 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 (North Oak Street): Navigation decision point; at 0.2 miles (East 1200 North Road): Navigation decision point; at 0.8 miles (US 51 / North 2600 East Road): Navigation decision point.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 39m. Total distance: 28.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
39m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (74%). Straightforward navigation.
Frequently Asked Questions
The longest stretch is about 14.5 miles on US 51. 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 (North Oak Street): Navigation decision point; at 0.2 miles (East 1200 North Road): Navigation decision point; at 0.8 miles (US 51 / North 2600 East Road): Navigation decision point.
Yes — Springfield 1908 Race Riot National Monument. 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 Stonington, IL before heading back.
How this page is built
Compiled by the Trip.ovh 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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