Origin
Costa Mesa, CA
Morning in Costa Mesa on Sunday
Local time
7:17 AM
PDT
Current temp
67°F
Unavailable
Live forecast
Trip from Costa Mesa, CA to Riverside, CA
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
53m
Distance
44.1 mi
71 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$10
one way
EV Charging
Good
5 stations
Best Time to Leave
4 AM
0h 49m
★
6 AM
0h 53m
8 AM
1h 2m
10 AM
0h 56m
12 PM
0h 56m
3 PM
0h 57m
5 PM
1h 2m
8 PM
0h 51m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Costa Mesa, CA
Wikimedia Commons
Riverside, CA
Wikimedia Commons
Trip Overview
This 44.1-mile drive from Costa Mesa, CA to Riverside, CA is a straightforward, highway-focused journey that can easily be completed in about 53 minutes. With a projected fuel cost of around $10, it's an economical option for a quick trip. The route primarily utilizes the Riverside Freeway and Costa Mesa Freeway, making it a convenient option for a single-day excursion. Given its short duration and efficient path, no overnight stays are necessary. This drive keeps you within the Pacific Coast region, offering a practical way to connect two Southern California cities.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Riverside Freeway | 26.1 mi | 30m |
| Costa Mesa Freeway | 15.9 mi | 18m |
| Magnolia Avenue | 1.1 mi | 2m |
| Madison Street | 0.5 mi | 1m |
| Newport Boulevard | 0.3 mi | <1m |
Longest stretch:
Riverside Freeway
— 26.1 mi, about 30m
Turn-by-Turn Driving Directions
Step-by-step road directions between Costa Mesa, CA and Riverside, CA.
1
Start on CA 55
0.3 mi
·
33 sec
·
Newport Boulevard
2
Continue on CA 55
7.6 mi
·
8 min
·
Costa Mesa Freeway
Use the straight / slight right lanes.
3
Keep slight right at fork onto CA 55
3.0 mi
·
3 min
·
Costa Mesa Freeway
Use the straight / slight left lanes.
4
Keep slight left at fork onto CA 55
5.3 mi
·
6 min
·
Costa Mesa Freeway
Use the straight / slight right lanes.
5
Merge onto CA 91
26 mi
·
30 min
·
Riverside Freeway
Use the straight / slight right lanes.
6
Take the exit
0.2 mi
·
35 sec
Exit 60
Toward Madison Street
Use the straight / slight right lanes.
7
Turn left onto Madison Street
0.5 mi
·
1 min
·
Madison Street
Use the left lane.
8
Turn right onto Magnolia Avenue
1.1 mi
·
2 min
·
Magnolia Avenue
9
Turn right
102 ft
·
8 sec
10
At end of road, turn left
181 ft
·
13 sec
11
Arrive at destination
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
22 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 10 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 22 miles from Costa Mesa, CA, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 85 decision points cluster between mile 7.8 and 42.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
7.8 mi into trip
|
~9m in
|
CA 55 / Costa Mesa Freeway
Keep slight right at fork onto CA 55 / Costa Mesa Freeway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight left lanes.
6
10.8 mi into trip
|
~12m in
|
CA 55 / Costa Mesa Freeway
Keep slight left at fork onto CA 55 / Costa Mesa Freeway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
5
16.2 mi into trip
|
~18m in
|
CA 91 / Riverside Freeway
Merge onto CA 91 / Riverside Freeway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
42.2 mi into trip
|
~48m in
Take the exit toward Madison Street
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 60
Toward Madison Street
6
42.4 mi into trip
|
~49m in
|
Madison Street
Turn left onto Madison Street
Lane positioning matters here
Use the left lane.
Fuel & Cost
Regular Gas
$10.14 one way
$20.27 round trip
$5.84/gal
25.4 MPG avg
15 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.02 | $10.45 | $20.89 |
| premium | $6.18 | $10.72 | $21.45 |
| diesel | $5.61 | $9.74 | $19.47 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$10
Estimated CO2 emission: 15.4 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 13.2 | 0 | $4.63 | $2.12 |
| Efficient EV | 11 | 0 | $3.86 | $1.76 |
| EV Truck/SUV | 17.6 | 0 | $6.17 | $2.82 |
Gas CO2
15 kg
EV CO2
5 kg (67% 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
Riverside, CA
Morning in Riverside on Sunday
Local time
7:17 AM
PDT
Current temp
52°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
15 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
53m 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?
Expect a predominantly highway experience on this trip, with a 95% highway share. You'll cover a substantial 26.1 miles on the Riverside Freeway without interruption, so it's largely a smooth cruise. The main roads include the Costa Mesa Freeway and Magnolia Avenue, suggesting a shift to more local thoroughfares towards the end of your journey. This drive is characterized by its efficiency, designed for covering distance quickly rather than for leisurely sightseeing.
95% highway — fuel and pacing are the main things to plan.
11 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 26.1 mi on Riverside Freeway.
How Hard Is This Drive?
7/10
This is a straightforward highway drive that stays mostly on Riverside Freeway and Costa Mesa Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 7.8 miles in near CA 55 / Costa Mesa Freeway.
Driving Effort
7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 8 decision points packed into just 44.1 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 53m.
Where does it get tricky?
The main spots that need attention: at 7.8 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 10.8 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 16.2 miles (CA 91 / Riverside Freeway): Merge point - match speed before joining. Lane positioning matters here.
About the Cities
Starting in Costa Mesa, CA
Full guide →Founded 1776
Costa Mesa is a city in Orange County, a region of Southern California. Costa Mesa is a robust community that features a focus on performing arts and entertainment. Costa Mesa provides a city-like feel in a suburban setting with a vast amount of storefront shops and residential areas.
Top landmarks
- • Orange County Museum of Art — non-profit organisation in the USA
Arriving in Riverside, CA
Full guide →Riverside is a city in Riverside County in California. With a population of over 300,000, the city plays host to a diverse cross-section of people and has a rich history. Riverside is approximately 55 miles east of downtown Los Angeles. It is a center for higher education, with one community college, a large state university, and two private universities. A hub of regional commerce and transportation, it is a city with an intriguing past and a promising future, and is worth a visit.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 53m. Total distance: 44.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
53m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (95%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 26.1 miles on Riverside Freeway. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Riverside, CA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
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: at 7.8 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 10.8 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 16.2 miles (CA 91 / Riverside Freeway): Merge point - match speed before joining. Lane positioning matters here.
Yes. A round trip is manageable in a single day if you plan a break at Riverside, CA before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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