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Trip from Alum Rock, CA to Fremont, CA

Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards

Drive Time

26m

Distance

18.5 mi

30 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$4

one way

EV Charging

Unknown

Best Time to Leave

Save up to 7 min
4 AM
0h 24m ★
6 AM
0h 26m
8 AM
0h 31m
10 AM
0h 28m
12 PM
0h 27m
3 PM
0h 28m
5 PM
0h 30m
8 PM
0h 25m

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

Downtown Alum Rock, CA, CA

Alum Rock, CA

David McElwee

Trip Overview

Alum Rock to Fremont is 18.5 miles and takes about 26 minutes via Nimitz Freeway and Sinclair Freeway, with a fuel budget near $4 and enough daylight to finish in a day. This short hop stays within California's Pacific Coast region, offering a straightforward drive. It’s a quick connection between two points in the Bay Area, ideal for a quick transfer or a brief leg of a longer journey. Expect a practical, urban-influenced commute rather than a scenic detour. Given its brevity, this route is best suited for a same-day trip with minimal planning.

About the Cities

Arriving in Fremont, CA

Full guide →

Founded 1956

Fremont is a suburban city in the southern part of the East Bay of the San Francisco Bay Area; it is the 4th largest city in the Bay Area by population. Fremont is in the southern part of Alameda County, California, between Union City to the north, Sunol and the hills to the east, Milpitas and Santa Clara County to the south, and the San Francisco Bay to the west. The city of Newark, near the edge of the Bay, is surrounded by the city of Fremont. Fremont industry is not particularly large relative to other parts of the Bay Area, but neither is it a bedroom community. Many people in Fremont work locally in the electronics and high-tech industry, while many others commute to Silicon Valley or San Francisco locations for work.

Top landmarks

  • Mission San José — 18th-century Spanish mission in Fremont, California
  • Ardenwood Historic Farm — human settlement in California, United States of America
  • Niles Depot Museum — railway museum in Niles, California

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 26m. Total distance: 18.5 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

26m drive, comfortable solo distance.

EV Driver

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

First-Time Driver

Mostly highway driving (73%). Some complex stretches to watch for.

Drive Character

This is primarily a highway-focused drive, with 73% of the route utilizing major freeways like the Nimitz Freeway and Sinclair Freeway. You'll encounter the longest uninterrupted stretch on the Nimitz Freeway, covering 10.1 miles. The character of the drive is largely determined by these main roads, suggesting a consistent pace and typical freeway conditions. While the majority is highway, the final portion on Mowry Avenue will transition you toward local streets as you approach Fremont.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 14 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Nimitz Freeway is the longest continuous segment at about 10.1 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on Nimitz Freeway and Sinclair Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 1.2 miles in near I 680 / Sinclair Freeway.

Driving Effort 9/10

Focused - lots of decisions in a short distance, but it is over quickly

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 11 decision points packed into just 18.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 26m.

Where does it get tricky?

The main spots that need attention: at 1.2 miles (I 680 / Sinclair Freeway): Merge point - match speed before joining. Lane positioning matters here; at 4.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 6.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.

Critical Maneuvers

5 of 11 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

5
1.2 mi into trip | ~2m in | I 680 / Sinclair Freeway

Merge onto I 680 / Sinclair Freeway

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
7
4.1 mi into trip | ~6m in

Take the exit toward Capitol Avenue

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

Use the straight / slight right lanes. Exit 5B Toward Capitol Avenue
6
6.3 mi into trip | ~10m in

Take the exit toward I 880 North: Oakland

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

Use the straight lane. Toward I 880 North: Oakland
6
11.1 mi into trip | ~16m in | I 880 / Nimitz Freeway

Keep slight right at fork onto I 880 / Nimitz Freeway

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes.
8
16.8 mi into trip | ~22m in

Take the exit toward Mowry Avenue, Central Fremont

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 17 Toward Mowry Avenue, Central Fremont

Main Roads

Road Distance Duration
Nimitz Freeway 10.1 mi 11m
Sinclair Freeway 2.9 mi 3m
Mowry Avenue 1.4 mi 2m
Alum Rock Avenue 0.9 mi 2m
Trade Zone Boulevard 0.9 mi 1m
North Capitol Avenue 0.5 mi <1m
Montague Expressway 0.5 mi <1m
Longest stretch: Nimitz Freeway — 10.1 mi, about 11m

Turn-by-Turn Driving Directions

Step-by-step road directions between Alum Rock, CA and Fremont, CA.

1

Start on Alum Rock Avenue

355 ft · 34 sec · Alum Rock Avenue
2

Continue on Alum Rock Avenue

0.9 mi · 1 min · Alum Rock Avenue
3

Take the ramp

0.3 mi · 37 sec
Toward I 680 North
4

Merge onto I 680

2.9 mi · 3 min · Sinclair Freeway
Use the straight / slight right lanes.
5

Take the exit

0.3 mi · 41 sec
Exit 5B Toward Capitol Avenue Use the straight / slight right lanes.
6

Turn straight onto North Capitol Avenue

0.5 mi · 46 sec · North Capitol Avenue
Use the straight lane.
7

Turn left onto Trade Zone Boulevard

0.9 mi · 1 min · Trade Zone Boulevard
Use the left lane.
8

Turn left onto CR G4

0.5 mi · 53 sec · Montague Expressway
Use the left / straight lanes.
9

Take the exit

0.4 mi · 54 sec
Toward I 880 North: Oakland Use the straight lane.
10

Merge onto I 880

4.4 mi · 5 min · Nimitz Freeway
Use the straight / slight right lanes.
11

Keep slight right at fork onto I 880

5.7 mi · 6 min · Nimitz Freeway
Use the straight / slight right lanes.
12

Take the exit

0.3 mi · 36 sec
Exit 17 Toward Mowry Avenue, Central Fremont Use the straight / slight right lanes.
13

Turn right onto Mowry Avenue

1.4 mi · 2 min · Mowry Avenue
Use the right lane.
14

Arrive at destination

Mowry Avenue

Fuel & Cost

Regular Gas

$4.25 one way

$8.50 round trip

$5.84/gal 25.4 MPG avg 7 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $6.02 $4.38 $8.76
premium $6.18 $4.50 $9.00
diesel $5.61 $4.08 $8.17

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$4

Estimated CO2 emission: 6.5 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $2 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 5.6 0 $1.94 $0.89
Efficient EV 4.6 0 $1.62 $0.74
EV Truck/SUV 7.4 0 $2.59 $1.18

Gas CO2

6 kg

EV CO2

2 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

Alum Rock, CA

Morning in Alum Rock on Saturday

Local time

7:41 AM

PDT

Current temp

62°F

Unavailable

Live forecast

Destination

Fremont, CA

Morning in Fremont on Saturday

Local time

7:41 AM

PDT

Current temp

46°F

Partly Cloudy

ENE 2 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

16 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

26m 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.

Frequently Asked Questions

The drive from Alum Rock, CA to Fremont, CA covers 18.5 miles and takes about 26m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are Nimitz Freeway, Sinclair Freeway, Mowry Avenue. Most of the drive stays on highways, so watch for ramps and exits.

This is a comfortable same-day trip.

The midpoint is about 9.3 miles from Alum Rock, CA. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $4.25 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.

This is a short but busy drive. With 11 decision points packed into just 18.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 26m.

The main spots that need attention: at 1.2 miles (I 680 / Sinclair Freeway): Merge point - match speed before joining. Lane positioning matters here; at 4.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 6.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.

The route from Alum Rock, CA to Fremont, CA does not surface many named destination signs beyond the main corridor.

Yes. Nearby national parks include San Francisco Maritime National Historical Park.

How this page is built

Compiled by the Trip.ovh 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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Explore More

Return Trip

Fremont, CA to Alum Rock, CA

Plan the drive back the other way.

17.6 mi 25m

Explore more options from Alum Rock, CA or browse trips ending in Fremont, CA.

Looking for more statewide routes? Browse CA road trips.