




- 1–2 Bedrooms
- $2,216-$2,593 Pricing
- 741–939 Square Feet
About Cornerstone
A refreshing new lifestyle can be found here at Cornerstone, ideally located in the heart of Pittsburg, California! We are surrounded by splendid shopping centers, incredible restaurants, and entertainment venues. With close proximity to Highway 4 and BART Station, your commute is sure to be a breeze. If you love to explore, there are several beautiful parks nearby for your leisure. There's something for everyone at Cornerstone!
Cornerstone is located in the Pittsburg Antioch Neighborhood and 94565 Zip code of Pittsburg, CA. This community is professionally managed by Sierra Pacific Properties, Inc
Unique Features and Amenities
- 1 mile to Freeway Access
- Access to Public Transportation
- Beautiful Landscaping
- Carpeted Floors
- Cat 5 wiring for internet access
- Disability Access
- Easy Access to Freeways & Shopping
- Exclusive Billiard Room With TV
- Extra Storage
- Fireplace in Select Units
- Fireplaces available
- Free Video Rentals
- Garages With Door Openers
- Generous Balcony/Patio Area
- Huge Storage Area
- On-call and On-site Maintenance
- One and two bedroom homes
- Part-time Courtesy Patrol
- Pet Friendly Community
- Private Video Projection Theatre
- Rentable Guest Suites for Overnight Guests
- Sparkling Pool and Spa
- State of the Art Fitness center
- Two On-site Laundry Facilities
- Vaulted Ceiling*
- Vaulted Ceilings
- Views Available
- Walk In Closets*
- Year round Hot Tub
Property Contact Info

- Listed by:
- Agency:
- Vendor Logo:
- Website:
- View Property Website
- Call Us:
- (925) 693-7189
- Disclaimer:
Office Hours
| Monday | 8:00 am–5:00 pm |
| Tuesday | 8:00 am–5:00 pm |
| Wednesday | 8:00 am–5:00 pm |
| Thursday | 8:00 am–5:00 pm |
| Friday | 8:00 am–5:00 pm |
| Saturday | Closed |
| Sunday | Closed |
Floorplan Pricing and Availability
Cornerstone offers 1 to 2 Bedroom apartments starting from $2,216 and having 741–939 sq ft. Here is the current pricing and availability:
New! Interactive Property Map
1 Bedroom
Harbor
$2,216
1 Bed, 1 Bath, 741 sq ftAvailable NowModel Gallery
Floorplans
3D Tours
Availability Details
Price Availability Date Unit Sq Ft $2,216 Available Now 42204 741 Unit 42204 Amenities and Features
Features
- Air Conditioning
- Ceiling Fans
- Heating
- Storage Space
- Tub/Shower
- Washer/Dryer
Kitchen
- Dishwasher
- Disposal
- Microwave
- Oven
- Refrigerator
Living Space
- Carpet
- Dining Room
Unit 42204 Rent and Fees
Unit Price
- $2,216
Model Rent and Fees
Price
- $2,216
Apartment Model: Harbor$2,2161 Bedroom, 1 Bath, 741 sq ftAvailable NowFloorplans3D Tours![]()
Harbor - Floorplan Harbor - 3D Tour Apartment Unit: 42204Apartment Model: Harbor$2,2161 Bedroom, 1 Bath, 741 sq ftAvailable Now2 Bedrooms
Marina
From $2,368
2 Beds, 2 Baths, 939 sq ftAvailable Sep 27Model Gallery
Floorplans
Availability Details
Price Availability Date Unit Sq Ft View Details $2,593 September 27, 2026 47201 939 $2,393 September 27, 2026 80201 939 $2,368 September 27, 2026 80202 939 Model Amenities and Features
Features
- High Speed Internet Access
- Smoke Free
Model Rent and Fees
Model Price Range
- $2,368 - $2,593
Unit 47201 Amenities and Features
Features
- High Speed Internet Access
- Smoke Free
Unit 47201 Rent and Fees
Unit Price
- $2,593
Model Rent and Fees
Model Price Range
- $2,368 - $2,593
Unit 80201 Amenities and Features
Features
- High Speed Internet Access
- Smoke Free
Unit 80201 Rent and Fees
Unit Price
- $2,393
Model Rent and Fees
Model Price Range
- $2,368 - $2,593
Unit 80202 Amenities and Features
Features
- High Speed Internet Access
- Smoke Free
Unit 80202 Rent and Fees
Unit Price
- $2,368
Model Rent and Fees
Model Price Range
- $2,368 - $2,593
Apartment Model: MarinaFrom $2,3682 Bedroom, 2 Bath, 939 sq ftAvailable September 27, 2026![]()
Marina - Floorplan Apartment Unit: 47201Apartment Model: Marina$2,5932 Bedroom, 2 Bath, 939 sq ftAvailable September 27, 2026Apartment Unit: 80201Apartment Model: Marina$2,3932 Bedroom, 2 Bath, 939 sq ftAvailable September 27, 2026Apartment Unit: 80202Apartment Model: Marina$2,3682 Bedroom, 2 Bath, 939 sq ftAvailable September 27, 2026
Schedule a Tour
3D Tours
Property Information
- 204 Units
- 2 Stories
- Built in 2001
Lease Terms
- 12 Months
- Short Term Lease Options
Fees and Policies
The fees listed below are community-provided and may exclude utilities or add-ons. All payments are made directly to the property and are non-refundable unless otherwise specified.
Required Fees
One-Time Basics
- Due at Application
- Application Fee Per ApplicantiCharged per applicant.$46.00
Parking Info and Fees
- CoverediOne assigned covered parking spot included.
- 1 Max
Property Fee Disclaimer: Based on community-supplied data and independent market research. Subject to change without notice. May exclude fees for mandatory or optional services and usage-based utilities.
Features and Amenities
On-Site Services
- Property Manager On Site
- Maintenance On Site
- Public Transportation
- Laundry Facilities
Community Features
- Walk Up
- Corporate Housing
- Clubhouse
Outdoor Features
- Controlled Access
- Patio
Recreation and Fitness
- Fitness Center
- Spa
- Pool
Interior Features
- Balcony
- Storage Space
- Heating
- Ceiling Fans
- High Speed Internet Access
- Fireplace
- Tub/Shower
- Washer/Dryer Hookup
- Washer/Dryer
- Air Conditioning
- Wi Fi
- Smoke Free
Kitchen Amenities
- Oven
- Dishwasher
- Microwave
- Refrigerator
- Disposal
Living Area Features
- Walk In Closets
- Vaulted Ceiling
- Carpet
- Dining Room
- Window Coverings
- Views

Map
- Shopping
- Colleges
- Grocery
- Medical

Map
Getting Around
50 / 100 Fairly walkable
40 / 100 Some public transit
50 / 100 Fairly bikeable
90 / 100 Exceptionally car friendly
Getting to Know the Area
80 / 100 Restaurants
50 / 100 Cafes
20 / 100 Nightlife
70 / 100 Shopping
0 / 100 Noise Level
Frequently Asked Questions about Cornerstone
Where is Cornerstone located?
Cornerstone is located at 11 Atlantic Cir near the Pittsburg Antioch area of Pittsburg, CA
What is the current rent range at Cornerstone?
1 Bedroom to 2 Bedroom Apartments at Cornerstone currently range from $2,216 to $2,593
When is the leasing office open?
- The office Hours for Cornerstone are
- Monday 8:00 am–5:00 pm
- Tuesday 8:00 am–5:00 pm
- Wednesday 8:00 am–5:00 pm
- Thursday 8:00 am–5:00 pm
- Friday 8:00 am–5:00 pm
- Saturday Closed
- Sunday Closed
Are pets allowed?
Call us today to find out our pet policy and if we allow pets
Renters Reviews and Ratings
Take the good with the bad
Just what we wanted
NICE APARTMENT
Nearby Schools
Hillview Junior High School
About GreatSchools Data on ApartmentHomeLiving.com.
Points of Interest
Time and distance from Cornerstone.
Big Box and Retail
Walgreens
Lowe's
Staples
Colleges and Universities
Groceries
Grocery Outlet
Sprouts Farmers Market
Safeway
Hospitals
Sutter Delta Medical Center
Kaiser Foundation Hospital - Antioch
John Muir Medical Center - Concord Campus
Military Bases
US Naval Weapons Station Concord
Army Reserve
National Guard Armory Central Contra Costa
Shopping Centers
Cornerstone has 5 shopping centers within 0.3 miles.
Nearby Neighborhoods
Rental Price Ranges in the Area
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| Pittsburg Studio Apartments | $1,616 | $999 | $2,065 |
| Pittsburg 1 Bedroom Apartments | $1,948 | $1,500 | $2,749 |
| Pittsburg 2 Bedroom Apartments | $2,327 | $1,699 | $2,912 |
| Pittsburg 3 Bedroom Apartments | $2,637 | $2,064 | $3,483 |
| 2 Bedroom Homes | $2,513 | $1,695 | $2,995 |
| 3 Bedroom Homes | $3,081 | $2,000 | $3,724 |
| 4 Bedroom Homes | $3,674 | $3,145 | $4,600 |
| 5 Bedroom Homes | $3,900 | $3,900 | $3,900 |
| 6 Bedroom Homes | $4,150 | $4,150 | $4,150 |
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