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Welcome To

Alum Rock

Known for being home to California’s oldest municipal park.

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Welcome to Alum Rock

A historic suburb in San Jose known for being home to California’s oldest municipal park
Named after a rock once thought to be made of the chemical compound alum, Alum Rock is a San Jose District, specifically a neighborhood in East San Jose. The suburban community is friendly and welcoming, known for being home to one of the most historic and notable Mexican-American districts.
It's also where you'll find Alum Rock Park, one of California's oldest municipal parks and one of the largest. Given the sizable park and its many trails and Alum Rock's proximity to the nearby Mount Hamilton, it's a fantastic place to live for thrill-seekers and home to all kinds of restaurants with different international options.

What to Love

  • Large and sprawling Alum Rock Park with many trails and facilities
  • Historic neighborhood with one of San Jose’s most notable districts
  • Wide variety of restaurants to choose from

People and Lifestyle

This San Jose neighborhood is one of the most diverse and offers a suburban vibe with many parks attractive to young professionals and families. It’s a nice place to live, and ample amenities are within walking distance. There is a broad range of things to do, including mountains to hike, shopping centers to browse, and easily accessible freeways that will take you anywhere you want to go.

Dining, Shopping, and Entertainment

Antipasto’s By DeRose is a family-owned and run delicatessen specializing in homemade ravioli and gourmet sandwiches made with the finest meats and cheeses. This welcoming Italian spot has been an East San Jose mainstay for over 30 years.
If you’re in San Jose, visiting Peter’s Bakery is an absolute must. Apart from the specialty burnt almond cake, this iconic pastry shop is known for doughnuts, danishes, brownies, cupcakes, and pies. 
Sundays year-round, residents and visitors alike visit the Alum Rock Village Farmers’ Market, part of the Pacific Coast Farmers Market Association. Shop for fresh, seasonal produce grown by local farmers and ranchers. 
The Mount Hamilton GrandView Restaurant is an authentic Italian eatery and mountainside destination overlooking the Santa Clara Valley. While known for being a sophisticated steakhouse, this hotspot also serves great veal and seafood dishes.

Things to Do

As one of California’s oldest municipal parks, the Alum Rock Park in San Jose is a historic location featuring playgrounds, lawn space, lush foliage, picnic areas, and a small animal rehab facility. Equestrians and hikers enjoy walking along the ridge trails, many of which offer breathtaking views of the valley. 
Founded in 1872, this gorgeous park nestled at the foothills of the Diablo Range has remained the main draw to the area for decades. Boasting more than 720 acres of rugged beauty and 13 miles of trails––including six miles of horse trails and three miles of bicycle trails––there is plenty to explore. Another excellent outdoor location for anyone seeking nature trails and beautiful views, the Sierra Vista Open Space in the Eastern foothills of Santa Clara County is a great place to spend time, plus it’s conveniently located above the Alum Rock Park.
Encompassing more than 30 acres, Overfelt Gardens is one of the largest San Jose parks with many attractive features such as three lakes, paved walking trails, picnic spots, a fountain, and a “fragrance garden” growing many aromatic plants.
Established in 1899, the San Jose Country Club is a longstanding historical club providing a family-friendly, private golf club experience. Enjoy year-round golf, social activities, and premier dining options at this scenic club.


Alum Rock students are served by the Alum Rock Union School District for elementary and middle school, while high school students attend the East Side Union High School District. Also nearby is the Catholic school St. John Vianney, which serves TK through eighth.

Overview for Alum Rock, CA

12,218 people live in Alum Rock, where the median age is 36.6 and the average individual income is $30,823. Data provided by the U.S. Census Bureau.


Total Population

36.6 years

Median Age


Population Density Population Density This is the number of people per square mile in a neighborhood.


Average individual Income

Around Alum Rock, CA

There's plenty to do around Alum Rock, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.

Walking Score
Bike Score

Points of Interest

Explore popular things to do in the area, including Tacos Y Mariscos El Barbon, Monarcas Taqueria, and Gami Sarap Goods.

Name Category Distance Reviews
Ratings by Yelp
Dining 1.19 miles 6 reviews 5/5 stars
Dining 0.93 miles 5 reviews 5/5 stars
Dining 2.21 miles 7 reviews 5/5 stars
Active 4.38 miles 5 reviews 5/5 stars
Active 2.9 miles 9 reviews 5/5 stars
Beauty 4.5 miles 5 reviews 5/5 stars

Demographics and Employment Data for Alum Rock, CA

Alum Rock has 2,892 households, with an average household size of 4.12. Data provided by the U.S. Census Bureau. Here’s what the people living in Alum Rock do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 12,218 people call Alum Rock home. The population density is 14,060.9 and the largest age group is Data provided by the U.S. Census Bureau.


Total Population


Population Density Population Density This is the number of people per square mile in a neighborhood.


Median Age

49.8 / 50.2%

Men vs Women

Population by Age Group


0-9 Years


10-17 Years


18-24 Years


25-64 Years


65-74 Years


75+ Years

Education Level

  • Less Than 9th Grade
  • High School Degree
  • Associate Degree
  • Bachelor Degree
  • Graduate Degree

Total Households


Average Household Size


Average individual Income

Households with Children

With Children:

Without Children:

Marital Status


Blue vs White Collar Workers

Blue Collar:

White Collar:

Commute Time

0 to 14 Minutes
15 to 29 Minutes
30 to 59 Minutes
60+ Minutes

Schools in Alum Rock, CA

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Primary Schools ()
Middle Schools ()
High Schools ()
Mixed Schools ()
The following schools are within or nearby Alum Rock. The rating and statistics can serve as a starting point to make baseline comparisons on the right schools for your family. Data provided by the U.S. Census Bureau.
School rating

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