How far is Roberts, IL from Harpster, IL?
The driving distance from Roberts, IL to Harpster, IL is about 20.9 miles (33.7 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 20 miles (32.2 km).
- For a round trip, plan for roughly 01h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CST.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 37m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Human settlement in Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Roberts and Harpster.
Turn-by-Turn Driving Directions
Step-by-step road directions between Roberts and Harpster.
-
1
Start on West Green Street
69 m · 11 sec · West Green Street
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2
Turn right
12 m · 3 sec
-
3
Turn right onto Main Street
692 ft · 34 sec · Main Street
-
4
Turn right
14.9 mi · 26 min
-
5
At the end of the road, turn right onto East 1st Street
5.8 mi · 10 min · East 1st Street
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6
Turn right onto East 50 North Road
133 m · 19 sec · East 50 North Road
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7
Arrive at your destination
0 m · 1 sec · East 50 North Road
Car Route Details
A richer read on the saved driving route between Roberts and Harpster.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Longest stretch
Turn right
14.9 mi · 00h 26m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Roberts and Mostly Sunny near Harpster.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Roberts to Harpster?
The road trip is about 20.9 miles (33.7 km) and usually takes 00h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Elliott is a useful midpoint, sitting about 10.5 miles from Roberts and 10.5 miles from Harpster.
How much longer is the road route than the straight-line distance?
The direct path is about 20 miles (32.2 km), while the road route adds roughly 0.9 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 7:00 AM to 7:00 PM CST. If you want a more comfortable same-day return, try to leave by 7:14 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.41 one way or $6.82 round trip. Estimated CO2 is about 6.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Roberts and Mostly Sunny near Harpster.
Stop Ideas Near Elliott
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 Elliott.
Rantoul
Illinois Terminal
Gilman
Pontiac station
Flight Path Map
This map shows the direct air route between Roberts and Harpster. Straight-line distance: 19.98 mi (32.15 km).
#1 Roberts
Settlement in Illinois, USA
| Population | 328 |
| Coordinates | 40.6128100, -88.1833800 |
| Altitude | 238 |
| Country | United States |
#2 Harpster
Harpster is a place in Illinois, United States.
| Population | 0 |
| Coordinates | 40.4055900, -88.4486700 |
| Altitude | 226 |
| Country | United States |
End: Harpster (-88.44867, 40.40559)
Estimated Travel Time
Distance: 34 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 41m |
| 40 mph (64.37 km/h) | 00h 31m |
| 50 mph (80.47 km/h) | 00h 25m |
| 60 mph (96.56 km/h) | 00h 20m |
| 70 mph (112.65 km/h) | 00h 17m |
| 80 mph (129 km/h) | 00h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.61 | $3.41 | $6.82 |
| Mid-grade | $5.24 | $3.88 | $7.76 |
| Premium | $5.79 | $4.29 | $8.58 |
| Diesel | $6.59 | $4.88 | $9.76 |
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 · Nov 06, 2026