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Trip from Westmont, CA to Riverside, CA

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards

Drive Time

1h 16m

Distance

58.8 mi

95 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$14

one way

EV Charging

Good

8 stations

Best Time to Leave

Save up to 18 min
4 AM
1h 10m ★
6 AM
1h 16m
8 AM
1h 28m
10 AM
1h 21m
12 PM
1h 19m
3 PM
1h 21m
5 PM
1h 28m
8 PM
1h 13m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Westmont, CA, CA

Westmont, CA

Stephen Leonardi

county seat of Riverside County, California, United States

Riverside, CA

Wikimedia Commons

Trip Overview

Westmont, CA to Riverside, CA is 58.8 miles and takes about 1 hour 16 minutes via Riverside Freeway, Century Freeway, and Santa Ana Freeway, with a fuel budget near $14 and enough daylight to finish in a day. This drive stays within the Pacific Coast region, primarily on major freeways. It's a straightforward, short trip that's ideal for a single day of travel. You'll find yourself on a highway-focused path for most of the journey, making it a practical option for getting from point A to point B efficiently. Consider this route if you're looking for a quick and uncomplicated transit between these two Southern California locations.

Main Roads

Road Distance Duration
Riverside Freeway 34.8 mi 40m
Century Freeway 8.1 mi 9m
Santa Ana Freeway 5.6 mi 6m
Imperial Highway 3.3 mi 5m
Magnolia Avenue 1.1 mi 2m
South Normandie Avenue 0.6 mi 1m
West Imperial Highway 0.5 mi <1m
Madison Street 0.5 mi 1m
Longest stretch: Riverside Freeway — 34.8 mi, about 40m

Turn-by-Turn Driving Directions

Step-by-step road directions between Westmont, CA and Riverside, CA.

1

Start on this road

169 ft · 14 sec · this road
2

Turn right onto West 105th Street

0.1 mi · 35 sec · West 105th Street
3

Turn left onto Denker Avenue

339 ft · 17 sec · Denker Avenue
Use the left lane.
4

Turn left onto West 106th Street

0.3 mi · 49 sec · West 106th Street
5

Turn right onto South Normandie Avenue

0.6 mi · 1 min · South Normandie Avenue
6

Turn left onto West Imperial Highway

0.5 mi · 55 sec · West Imperial Highway
Use the left lane.
7

Turn right onto South Vermont Avenue

0.1 mi · 12 sec · South Vermont Avenue
8

Turn slight left

453 ft · 20 sec
9

Turn left onto West 116th Place

0.3 mi · 25 sec · West 116th Place
10

Take the ramp

0.3 mi · 36 sec
Toward I 105 East Use the straight / left / right lanes.
11

Merge onto I 105

8.1 mi · 9 min · Century Freeway
Use the straight / slight right lanes.
12

Take the exit

0.4 mi · 48 sec
Exit 16 Toward CA 19: Lakewood Boulevard Use the straight / slight right lanes.
13

Turn left onto CA 19

0.3 mi · 29 sec · Lakewood Boulevard
Use the left lane.
14

Turn right onto Imperial Highway

3.3 mi · 5 min · Imperial Highway
Use the left lane.
15

Turn right

0.5 mi · 55 sec
Toward I 5 South: Los Angeles
16

Continue on this road

0.4 mi · 49 sec · this road
Toward I 5 South: Santa Ana Use the left / straight lanes.
17

Merge onto I 5

5.6 mi · 6 min · Santa Ana Freeway
Use the straight / slight right lanes.
18

Take the exit

1.2 mi · 1 min
Exit 114B Toward CA 91 East: Riverside Use the straight / slight right lanes.
19

Merge onto CA 91

8.5 mi · 9 min · Riverside Freeway
Use the straight / slight right lanes.
20

Keep slight right at fork onto CA 91

26 mi · 30 min · Riverside Freeway
Use the straight / slight right lanes.
21

Take the exit

0.2 mi · 35 sec
Exit 60 Toward Madison Street Use the straight / slight right lanes.
22

Turn left onto Madison Street

0.5 mi · 1 min · Madison Street
Use the left lane.
23

Turn right onto Magnolia Avenue

1.1 mi · 2 min · Magnolia Avenue
24

Turn right

102 ft · 8 sec
25

At end of road, turn left

181 ft · 13 sec
26

Arrive at destination

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

city in Orange County, California, United States

Mid-route town

Meal stop

Fullerton, CA

29 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.

Popular next leg

Fullerton, CA to Riverside, CA

35.3 mi · 44m

Pacing Suggestions

Long Beach, CA

Fuel and coffee

A short stop after about 13 miles helps settle the day before fatigue starts building.

Orange, CA

Meal break

The midpoint is around 29.4 miles from Westmont, 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 23

5 decision points cluster between mile 0.2 and 57 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

7
0.2 mi into trip | ~0m in | Denker Avenue

Turn left onto Denker Avenue

Lane positioning matters here

Use the left lane.
6
2 mi into trip | ~5m in

Take the ramp toward I 105 East

Lane positioning matters here

Use the straight / left / right lanes. Toward I 105 East
7
10.5 mi into trip | ~15m in

Take the exit toward CA 19: Lakewood Boulevard

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / slight right lanes. Exit 16 Toward CA 19: Lakewood Boulevard
7
20.9 mi into trip | ~30m in

Take the exit toward CA 91 East: Riverside

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / slight right lanes. Exit 114B Toward CA 91 East: Riverside
7
57 mi into trip | ~1h 12m 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

Fuel & Cost

Regular Gas

$13.51 one way

$27.03 round trip

$5.84/gal 25.4 MPG avg 21 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $6.02 $13.93 $27.85
premium $6.18 $14.30 $28.60
diesel $5.61 $12.98 $25.96

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$14

Estimated CO2 emission: 20.6 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $6 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 17.6 0 $6.17 $2.82
Efficient EV 14.7 0 $5.15 $2.35
EV Truck/SUV 23.5 0 $8.23 $3.76

Gas CO2

21 kg

EV CO2

7 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.

Forecast as of Apr 18, 2026

Origin

Westmont, CA

Late night in Westmont on Tuesday

Local time

3:38 AM

PDT

Current temp

70°F

Unavailable

Live forecast

Destination

Riverside, CA

Late night in Riverside on Tuesday

Local time

3:38 AM

PDT

Current temp

85°F

Sunny

N 0 to 15 mph 0% chance 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 warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

1h 16m on the road

The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

This is a highway-focused drive, with 83% of the route utilizing major freeways. You'll experience a significant portion of uninterrupted travel, including a longest stretch of 34.8 miles on the Riverside Freeway. The primary roads include the Riverside Freeway, Century Freeway, and Santa Ana Freeway, indicating a consistent, fast-paced driving environment. Expect a smooth and predictable journey for the most part, as you navigate these well-traveled Southern California arteries. The character of the drive remains largely consistent, emphasizing efficient movement over varied scenery.

83% highway — fuel and pacing are the main things to plan.
26 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 34.8 mi on Riverside Freeway.

How Hard Is This Drive?

9/10

This is a straightforward highway drive that stays mostly on Riverside Freeway and Century Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.2 miles in near Denker Avenue.

Driving Effort 9/10

Demanding - stay alert through the decision-heavy sections

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 58.8 miles you will encounter 23 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: at 0.2 miles (Denker Avenue): Lane positioning matters here; at 2 miles: Lane positioning matters here; at 10.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.

About the Cities

Arriving in Riverside, CA

Full guide →

Founded 1870

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.

Top landmarks

  • Mission Inn — hotel in Riverside, California
  • Universalist Unitarian Church of Riverside — church building in Riverside, California, USA
  • First Congregational Church of Riverside — church building in Riverside, California, United States of America

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 1h 16m. Total distance: 58.8 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

1h 16m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (83%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 34.8 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 0.2 miles (Denker Avenue): Lane positioning matters here; at 2 miles: Lane positioning matters here; at 10.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.

Yes — Santa Monica Mountains National Recreation Area. See the National Parks section for detour distances and tips on detours.

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, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.

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