Origin
Alum Rock, CA
Morning in Alum Rock on Saturday
Local time
7:41 AM
PDT
Current temp
62°F
Unavailable
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
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Alum Rock, CA
David McElwee
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.
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
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
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.
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.
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.
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.
These are the spots where you need to pay the most attention. Preview them before you drive.
Merge onto I 680 / Sinclair Freeway
Merge point - match speed before joining. Lane positioning matters here
Take the exit toward Capitol Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here
Take the exit toward I 880 North: Oakland
Exit ramp - move to the correct lane early. Lane positioning matters here
Keep slight right at fork onto I 880 / Nimitz Freeway
Highway fork - watch signs carefully. Lane positioning matters here
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
| 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 |
Step-by-step road directions between Alum Rock, CA and Fremont, CA.
Start on Alum Rock Avenue
Continue on Alum Rock Avenue
Take the ramp
Merge onto I 680
Take the exit
Turn straight onto North Capitol Avenue
Turn left onto Trade Zone Boulevard
Turn left onto CR G4
Take the exit
Merge onto I 880
Keep slight right at fork onto I 880
Take the exit
Turn right onto Mowry Avenue
Arrive at destination
Regular Gas
$4.25 one way
$8.50 round trip
| 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.
Current conditions at both ends of the drive.
Origin
Morning in Alum Rock on Saturday
Local time
7:41 AM
PDT
Current temp
62°F
Unavailable
Destination
Morning in Fremont on Saturday
Local time
7:41 AM
PDT
Current temp
46°F
Partly Cloudy
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
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.
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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