How far is Riverside, CA from Calimesa, CA?
The driving distance from Riverside, CA to Calimesa, CA is about 25.1 miles (40.4 km), with a travel time of about 00h 31m by car.
- The straight-line flight distance is about 19.4 miles (31.3 km).
- For a round trip, plan for roughly 01h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
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 31m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Town in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Riverside and Calimesa.
Turn-by-Turn Driving Directions
Step-by-step road directions between Riverside and Calimesa.
-
1
Start on the route
27 m · 8 sec
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2
Turn slight right onto Central Avenue
1.2 km · 2 min · Central Avenue
-
3
Take the ramp left toward CA 91 East: San Bernardino
1454 ft · 37 sec
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4
Merge slight left onto Riverside Freeway
8.6 mi · 10 min · Riverside Freeway
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5
Take the exit slight right toward I 10 East: Redlands
1.1 km · 1 min
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6
Merge slight left onto Pearl Harbor Memorial Highway
14.4 mi · 16 min · Pearl Harbor Memorial Highway
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7
Take the exit slight right toward County Line Road
1319 ft · 40 sec
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8
Turn left onto West County Line Road
1084 ft · 32 sec · West County Line Road
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9
Arrive at your destination
0 m · 1 sec · West County Line Road
Car Route Details
A richer read on the saved driving route between Riverside and Calimesa.
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.
Pearl Harbor Memorial Highway
Merge slight left onto Pearl Harbor Memorial Highway
14.4 mi · 00h 16m
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 Riverside and Sunny near Calimesa.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Riverside to Calimesa?
The road trip is about 25.1 miles (40.4 km) and usually takes 00h 31m 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?
Loma Linda is a useful midpoint, sitting about 12.6 miles from Riverside and 12.6 miles from Calimesa.
How much longer is the road route than the straight-line distance?
The direct path is about 19.4 miles (31.3 km), while the road route adds roughly 5.7 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 7:00 AM to 7:00 PM PDT. If you want a more comfortable same-day return, try to leave by 7:28 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.08 one way or $10.15 round trip. Estimated CO2 is about 7.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Riverside and Sunny near Calimesa.
Stop Ideas Near Loma Linda
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Bear Springs Hotel
City Hall
San Bernardino County Land Use
City of Fontana Civic Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Loma Linda.
San Bernardino Santa Fe Depot
Riverside–Downtown
Moreno Valley, California
Perris, California
Flight Path Map
This map shows the direct air route between Riverside and Calimesa. Straight-line distance: 19.46 mi (31.32 km).
#1 Riverside
The most populous city in Riverside County, California and the center of the Riverside metropolitan area.
| Population | 330,786 |
| Coordinates | 33.9533500, -117.3961600 |
| Altitude | 252 |
| Country | United States |
#2 Calimesa
City in Riverside County, California, United States
| Population | 9,913 |
| Coordinates | 34.0039000, -117.0619800 |
| Altitude | 729 |
| Country | United States |
End: Calimesa (-117.06198, 34.0039)
Estimated Travel Time
Distance: 40 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 50m |
| 40 mph (64.37 km/h) | 00h 37m |
| 50 mph (80.47 km/h) | 00h 30m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 21m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $5.08 | $10.15 |
| Mid-grade | $6.07 | $5.34 | $10.68 |
| Premium | $6.24 | $5.49 | $10.99 |
| Diesel | $7.57 | $6.66 | $13.32 |
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 California · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.