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zipcodes.pro — CITY/CA/ALUM-ROCK

Alum Rock ZIP codes, California

No ZIP code is named for Alum Rock, CA; addresses there use a neighbouring town's name. The ZIP code covering it is 95127. Its area codes are 408 and 669.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
10,440
Area codes
408, 669

NANPA lists no telephone rate centre for Alum Rock itself, so these are the area codes of the nearest one, San Jose (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Alum Rock in numbers

About 10,440 people live in Alum Rock, in 2,648 households. The median household income is $126,705 a year, 28% above the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $909,500 (24% above the California median), and median gross rent is $2,389 a month. The median age is 41.0; 24.7% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 28 minutes.

Population10,440Alum Rock10,440
Households2,648Alum Rock2,648
Median age41.0Alum Rock41.0California37.9US 38.9
Median household income$126,705Alum Rock$126,705California$99,122US $80,734
Median home value$909,500Alum Rock$909,500California$734,700US $332,700
Median gross rent$2,389Alum Rock$2,389California$2,036US $1,413
Bachelor's degree or higher24.7%Alum Rock24.7%California37.1%US 35.7%
Mean commute27.9 minAlum Rock27.9 minCalifornia28.7 minUS 26.4 min
Population density12,014 / sq miAlum Rock12,014 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Alum Rock CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering Alum Rock

These ZIP codes cover part of Alum Rock but are addressed as somewhere else.

ZIP codes overlapping Alum Rock
ZIP City Type Population Median income Median home
95127 San Jose , CA Standard 58,825 $128,786 $1,035,800

Map of Alum Rock ZIP codes

95127

The ZIP codes of Alum Rock, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Alum Rock

The nearest larger towns are San Jose (990,138 people, 5.1 mi), Milpitas (78,578 people, 5.7 mi) and Santa Clara (130,256 people, 7.9 mi).

Towns near Alum Rock
TownPopulationDistance
East Foothills 7,139 1.1 mi
San Jose 990,138 5.1 mi
Milpitas 78,578 5.7 mi
Burbank 5,333 6.8 mi
Santa Clara 130,256 7.9 mi
Campbell 42,781 9.4 mi
Cambrian Park 3,494 9.7 mi
Fremont 228,295 10.8 mi
Sunnyvale 154,236 11.2 mi
Los Gatos 32,786 12.1 mi
Cupertino 58,566 12.6 mi
Monte Sereno 3,461 12.7 mi
Saratoga 30,319 13.1 mi
Mountain View 83,732 14.2 mi

More nearby: every ZIP code in Santa Clara County · California ZIP codes

Cite this page

zipcodes.pro. “Alum Rock, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/alum-rock

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