How far is Rockford, IL from Altamont, IL?
The driving distance from Rockford, IL to Altamont, IL is about 271.4 miles (436.7 km), with a travel time of about 04h 58m by car.
- The straight-line flight distance is about 222.5 miles (358 km).
- For a round trip, plan for roughly 09h 56m 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 04h 58m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
The second most populous city in McLean County, Illinois.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Rockford and Altamont.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockford and Altamont.
-
1
Start on West State Street
546 ft · 23 sec · West State Street
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2
Turn left onto South Church Street
1519 ft · 37 sec · South Church Street
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3
Turn left onto Cedar Street
84 m · 5 sec · Cedar Street
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4
Turn right onto South Main Street
3.6 mi · 6 min · South Main Street
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5
Take the ramp left
1707 ft · 44 sec
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6
Merge slight left onto U.S. Grant Memorial Highway
4.3 mi · 5 min · U.S. Grant Memorial Highway
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7
Take the exit slight right
1.2 km · 2 min
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8
Merge slight right
118.2 mi · 2 hr 7 min
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9
Keep slight right to continue on I 55 South, US 51 South: Peoria, Champaign, Saint Louis, Decatur
7.6 mi · 8 min
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10
Keep slight left to continue on I 74 East, US 51 South, US 55 Business North: Indianapolis, Decatur
45.3 mi · 48 min
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11
Take the exit slight right toward I 57: Chicago, Memphis
1869 ft · 35 sec
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12
Keep slight right to continue on I 57 South: Memphis
2939 ft · 50 sec
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13
Merge slight left
79.2 mi · 1 hr 25 min
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14
Keep slight right to continue on I 70 West: Saint Louis
9.4 mi · 10 min
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15
Take the exit slight right toward IL 128: Altamont
1878 ft · 40 sec
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16
Turn right onto Farina Road
1 km · 1 min · Farina Road
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17
Continue on South Main Street
2475 ft · 2 min · South Main Street
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18
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Rockford and Altamont.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
U.S. Grant Memorial Highway
Merge slight right
118 mi · 02h 07m
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 Slight Chance Showers And Thunderstorms leaving Rockford and Mostly Sunny then Chance Showers And Thunderstorms near Altamont.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockford to Altamont?
The road trip is about 271.4 miles (436.7 km) and usually takes 04h 58m 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?
Bloomington is a useful midpoint, sitting about 135.7 miles from Rockford and 135.6 miles from Altamont.
How much longer is the road route than the straight-line distance?
The direct path is about 222.5 miles (358 km), while the road route adds roughly 48.9 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 7:04 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.13 one way or $72.25 round trip. Estimated CO2 is about 85.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around Rockford and Mostly Sunny then Chance Showers And Thunderstorms near Altamont.
Stop Ideas Near Bloomington
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall - Town of Normal
City of Bloomington, Illinois
Bloomington Finance Department
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Bloomington.
Uptown Station
Lincoln
Pontiac station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Rockford and Altamont. Straight-line distance: 222.47 mi (358.03 km).
#1 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
#2 Altamont
City in Effingham County, Illinois, United States
| Population | 2,350 |
| Coordinates | 39.0619900, -88.7481100 |
| Altitude | 189 |
| Country | United States |
End: Altamont (-88.74811, 39.06199)
Estimated Travel Time
Distance: 437 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 02m |
| 40 mph (64.37 km/h) | 06h 47m |
| 50 mph (80.47 km/h) | 05h 25m |
| 60 mph (96.56 km/h) | 04h 31m |
| 70 mph (112.65 km/h) | 03h 52m |
| 80 mph (129 km/h) | 03h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $36.13 | $72.25 |
| Mid-grade | $4.25 | $40.74 | $81.49 |
| Premium | $4.65 | $44.59 | $89.17 |
| Diesel | $5.30 | $50.81 | $101.62 |
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 · Apr 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.