How far is Assumption, IL from Rockford, IL?
The driving distance from Assumption, IL to Rockford, IL is about 210.8 miles (339.2 km), with a travel time of about 03h 24m by car.
- The straight-line flight distance is about 190.1 miles (305.9 km).
- For a round trip, plan for roughly 06h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 24m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Woodford County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Assumption and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Assumption and Rockford.
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1
Start on East 1st Street
32 m · 10 sec · East 1st Street
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2
Turn left onto North Oak Street
1151 ft · 52 sec · North Oak Street
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3
At the end of the road, turn right onto East 1200 North Road
2240 ft · 1 min · East 1200 North Road
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4
Continue on County Highway 6
825 ft · 26 sec · County Highway 6
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5
Turn right onto North 2600 East Road
2760 ft · 48 sec · North 2600 East Road
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6
Continue straight
19.9 mi · 23 min
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7
Take the exit slight right toward Decatur
2582 ft · 1 min
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8
Keep slight right to continue on Decatur
44 m · 4 sec
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9
Turn straight onto South Business Route 51
2.6 mi · 4 min · South Business Route 51
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10
Continue on South Main Street
769 ft · 19 sec · South Main Street
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11
Continue on South Franklin Street
1.6 mi · 3 min · South Franklin Street
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12
Continue on North Water Street
27.4 mi · 37 min · North Water Street
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13
Continue on North 1450 East Road
14.7 mi · 18 min · North 1450 East Road
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14
Take the exit slight right toward I 74 West, US 51 North: Peoria, Rockford
8.9 mi · 10 min
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15
Take the exit slight right toward I 39 North: Rockford
119.9 mi · 2 hr 9 min
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16
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
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17
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
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18
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
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19
Keep slight right
86 m · 7 sec
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20
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
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21
Turn right onto West State Street
45 m · 4 sec · West State Street
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22
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Assumption and Rockford.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 39 North
Take the exit slight right toward I 39 North: Rockford
120 mi · 02h 09m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Partly Sunny then Chance Showers And Thunderstorms leaving Assumption and Sunny near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Assumption to Rockford?
The road trip is about 210.8 miles (339.2 km) and usually takes 03h 24m 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?
Minonk is a useful midpoint, sitting about 103.6 miles from Assumption and 107.2 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 190.1 miles (305.9 km), while the road route adds roughly 20.7 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 10:12 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.06 one way or $56.11 round trip. Estimated CO2 is about 66.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Assumption and Sunny near Rockford.
Stop Ideas Near Minonk
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Minonk.
Pontiac station
Uptown Station
Dwight station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Assumption and Rockford. Straight-line distance: 190.08 mi (305.9 km).
#1 Assumption
City in Christian County, Illinois, United States
| Population | 1,056 |
| Coordinates | 39.5203200, -89.0489700 |
| Altitude | 197 |
| Country | United States |
#2 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
End: West State Street (-89.094046, 42.271066)
Estimated Travel Time
Distance: 339 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 01m |
| 40 mph (64.37 km/h) | 05h 16m |
| 50 mph (80.47 km/h) | 04h 12m |
| 60 mph (96.56 km/h) | 03h 30m |
| 70 mph (112.65 km/h) | 03h 00m |
| 80 mph (129 km/h) | 02h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $28.06 | $56.11 |
| Mid-grade | $4.25 | $31.64 | $63.28 |
| Premium | $4.65 | $34.63 | $69.25 |
| Diesel | $5.30 | $39.46 | $78.92 |
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 Illinois · May 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.