18 Hours Ago
Highlights
- Oversized windows
- Spacious studios
- Roof top deck
- High ceilings
Location
302 Island Ave, San Diego, CA 92101, USA|Marina
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Property Overview
Cornerstone Lofts excels with an outstanding Zumper expert rating of 9.4, reflecting its high quality and competitive pricing. This property features spacious studios with oversized windows and high ceilings, complemented by a rooftop deck. With exceptional amenities and a prime location, it is ideal for those seeking an active social life, ample work-from-home options, and access to fitness facilities.
This summary uses Zumper’s proprietary data. “Zumper Expert Ratings,” “Things you’ll love,” and “Great for” are based on our internal analyses of market trends and renter insights.
Things you’ll love
More space- Dishwasher
- Elevator
Great for
Work-from-home
Wellness
Social life
Floor plans
| 1/1 Loft | 1 bed | 1 bath | 1,000 sqft | $2,450 /mo | 1 unit available | *MOVE-IN SPECIAL: $1,000 off your first full month's rent upon immediate move-in. Rent today!* Cornerstone Lofts is creatively centered in the Heart of San Diego’s Gas Lamp District. With oversized windows, high ceilings spacious studios, lofts, one and two bedroom floor plans, we have what you are searching for. Spectacular panoramic views of San Diego skyline from our roof top deck await you. Our community is minutes from the city's bustling work centers, shopping at Horton Plaza, restaurants and entertainment of the Gas lamp Quarter. The Padres Petco Park is a few blocks away as well as the Convention Center and the city's spectacular marina waterfront. Live in the heart of the action... Live at Cornerstone Lofts! APPLY NOW: https www on-site com apply property 217713 Contact our friendly, professional staff to schedule a tour of our apartments today. (619) 233-5638 **** www cornerstoneloft com 302 Island Avenue San Diego, CA 92101 All Applicants must have the following: -Verifiable Monthly Income of 2.5 Times the Monthly Rent. -Good Credit and Rental History. -A Valid Driver's License or Identification. -Renters Insurance Required. Professionally managed by Torrey Pines Property Mgmt. Inc. |
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Amenities for Cornerstone Lofts
Apartment Amenities
| Air Conditioning | Recently Renovated |
Building
| Controlled Access | Elevator |
| Roof Deck |
Grounds
| 1 Assigned Parking Space | Assigned Parking |
Services
| Courtesy Patrol | Professionally Managed |
Units, floor plans, amenities, dimensions, details, availability, and prices may be approximate and subject to change. Please contact a community representative for more information.
Policies and fees
Applicants
Applicants
One-time.
Contact Property
REQUIRED FEES
Security Deposit
One-time. Refundable.
Contact Property
Parking Policy
Assigned Parking
Questions about this property’s policies and fees?
Building details
Property details
| Units | 42 |
|---|
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About Cornerstone Lofts
*MOVE-IN SPECIAL: $1,000 off your first full month's rent upon immediate move-in. Rent today!* Cornerstone Lofts is creatively centered in the Heart of San Diego’s Gas Lamp District. With oversized windows, high ceilings spacious studios, lofts, one and two bedroom floor plans, we have what you are searching for. Spectacular panoramic views of San Diego skyline from our roof top deck await you. Our community is minutes from the city's bustling work centers, shopping at Horton Plaza, restaurants and entertainment of the Gas lamp Quarter. The Padres Petco Park is a few blocks away as well as the Convention Center and the city's spectacular marina waterfront. Live in the heart of the action... Live at Cornerstone Lofts! APPLY NOW: https www on-site com apply property 217713 Contact our friendly, professional staff to schedule a tour of our apartments today. (619) 233-5638 **** www cornerstoneloft com 302 Island Avenue San Diego, CA 92101 All Applicants must have the following: -Verifiable Monthly Income of 2.5 Times the Monthly Rent. -Good Credit and Rental History. -A Valid Driver's License or Identification. -Renters Insurance Required. Professionally managed by Torrey Pines Property Mgmt. Inc.
Zumper Expert Rating
Our expert rating is based on a weighted average score of property attributes that renters care about most: price, amenities, location, quality, and trust.
9.4
/10
ExcellentCornerstone Lofts is an excellent find, offering residents a superior living experience with a wide range of desirable features. Residents will particularly enjoy knowing that this property rated highest in Price and Amenities, which help to make this rental a great place to call home.
Price·10A score that weighs the cost and location of the property, which we calculate by comparing rent prices of recent units to the median price of nearby rentals, adjusting for overall quality and features.
Cornerstone Lofts offers an excellent balance between price and value. It's priced competitively for its amenities, location, and other key features. Compared to the median price per bedroom in the area, this property is less than, or about the same as, nearby rentals, so residents can expect great value without too many compromises on their desired standard of living.
Amenities·10A score based on the amenities offered at this property compared to other rentals in the area. We consider the quantity, quality, and popularity of features both on site and within the units.
Cornerstone Lofts stands out as a premier property with an impressive array of amenities and an excellent standard of living. Residents here have access to many of the most popular and desired perks, making this one of the top choices for renters seeking unparalleled comfort and convenience.
Location·9A score based on proximity and ease of access to shops, restaurants, schools, and public transportation while considering the desirability of the area.
Cornerstone Lofts is exceptional when it comes to location and conveniences. Communication with management or leasing staff is usually quick and easy and they often use advanced scheduling and communication tools to streamline the process. The location of this property offers easy access to popular points of interest in the area and options for getting around.
Quality·9A score based on what makes the property stand out, such as luxury features, unique offerings, age of the building, and our ability to verify the accuracy of these details.
Cornerstone Lofts has a few standout characteristics that set it apart from similar properties nearby. Having both verified status and features that cater to discerning renters, this is a great option for renters looking for a specific and exceptional lifestyle.
Trustworthiness·8A score based on the accuracy, completeness, recency, and usefulness of the information provided by this property, so you can trust that what you see is what you get.
The level of transparency this property provides distinguishes it as a great rental. With a high attention to detail and desirable features, renters can be sure they will get an accurate picture of their potential new home.
Reviews from the web
Showing 7 highest rated
Love it! Professional and welcoming with a great maintenance staff. The lofts are within walking distance of everything you need, and are very well kept. These spacious apartments are pet friendly and make you feel safe, while providing underground parking, can't say enough good things! Photo: Island Ave
Thomas Allen
Nov 23, 2018
Fantanstic management and location!
Mike Moyer
May 13, 2022
We’re sharing just 7 of many, sorted highest to lowest. Visit the Google business profile to view all reviews.
Cornerstone Lofts is great for:
Property highlights
We compared every listing in the surrounding area to determine which amenities are most common. If a building lacks an amenity that most others in the area have, it is a con. If a building has an amenity most others in the area do not, it is a pro. Similarly, price, schools, and size are calculated relative to the size, price, and distance to schools of the other properties nearby.How Cornerstone Lofts compares to other nearby properties.
Positives
- More space
- Studio is 350 sqft larger than other listings nearby
- More space
- The 1-bedroom is 269 sqft larger than other listings nearby
- Dishwasher
- Dishwasher available in kitchen
- Elevator
- Improved accessibility features
- Outdoor space
- Easy access to the outdoors
Considerations
- Greater distance from grade schools
- The nearest elementary school is farther than 1 mile away
- Lacks images
- Fewer than 10 photos available for this location
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Rent trends in Marina
1-bedroom apartments at Cornerstone Lofts cost about 21% less than the average rent price for 1-bedroom apartments in Marina.
Median rents as of Jan 24 2026.
Marina
San Diego
| Month | Median Rent |
|---|---|
| February 2024 | $1,895 |
| March 2024 | $1,888 |
| April 2024 | $1,976 |
| May 2024 | $1,930 |
| June 2024 | $1,925 |
| July 2024 | $1,975 |
| August 2024 | $1,995 |
| September 2024 | $1,992 |
| October 2024 | $1,995 |
| November 2024 | $1,995 |
| December 2024 | $1,968 |
| January 2025 | $1,972 |
| February 2025 | $1,970 |
| March 2025 | $1,956 |
| April 2025 | $1,919 |
| May 2025 | $1,906 |
| June 2025 | $1,925 |
| July 2025 | $1,958 |
| August 2025 | $1,923 |
| September 2025 | $1,897 |
| October 2025 | $1,895 |
| November 2025 | $1,888 |
| December 2025 | $1,896 |
| January 2026 | $1,918 |
| Month | Median Rent |
|---|---|
| February 2024 | $1,912 |
| March 2024 | $1,998 |
| April 2024 | $2,165 |
| May 2024 | $2,170 |
| June 2024 | $2,064 |
| July 2024 | $1,995 |
| August 2024 | $2,000 |
| September 2024 | $1,987 |
| October 2024 | $2,001 |
| November 2024 | $2,210 |
| December 2024 | $2,086 |
| January 2025 | $2,125 |
| February 2025 | $2,110 |
| March 2025 | $2,118 |
Affordability calculator
Can I afford to live at 302 Island Ave?
Bedrooms
1 bedroomRent-to-income ratio
30%
Slide to adjust the percentage of your monthly income you are willing to spend on rent.
The general rule of thumb is to spend around 30% or less of your income on rent.
Recommended income
$98,000/yr
With your selected rent-to-income ratio, you'd ideally want to make $98,000 annually to afford this 1-bedroom monthly rent price of $2,450.
For more information on rent affordability, visit our rent calculator.
Schools near Cornerstone Lofts
Home & Hosp/Transition Support
4100 normal st annex 14
san diego, CA, 92103
K-12Public
Alba
4041 oregon st
san diego, CA, 92104
1-12Public
Ihigh Virtual Academy
3939 conde st
san diego, CA, 92110
K-12Public
B+
Whittier K-12
3401 clairemont dr
san diego, CA, 92117
K-12Public
Riley/New Dawn
5650 mt ackerly dr
san diego, CA, 92111
K-12Public
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Internet available near Cornerstone Lofts
Neighborhood
Marina | San Diego, CA
NEIGHBORHOOD VIBE
Lively and energetic
You’ll be in the heart of the action in this bustling and vibrant area with plenty of shopping, nightlife, and culture.
Getting around San Diego near 302 Island Ave
Walking
10/10
No car? No problem. Everything you need is within a few blocks.
Driving
5/10
This area is accessible to thoroughfares and has ample parking options.
Transit
8/10
Popular public transit options are just a short walk from this location.
Points of interest for 302 Island Ave, San Diego
Groceries
9/10
At least one grocery store within a few minutes' walk
Shopping
8/10
Variety of shops within a few minutes' walk
Cafes
9/10
Variety of cafés within a few minutes' walk
Restaurants
9/10
Variety of restaurants within a few minutes' walk
Primary schools
6/10
At least one elementary school within a 20-minute walk
High schools
7/10
At least one high school within a 20-minute walk
Parks
8/10
Large amount of park space nearby
Nightlife
10/10
Variety of bars right on the street
Explore the area around 302 Island Ave
Zoe Food & Beverage
515 5th Ave
Ralphs
101 G St
Hub Market & Deli
748 6th Ave
Mark Condos LLC
800 The Mark Ln
City Mark
1090 Island Ave
Quiksilver
470 5th Ave
Skechers Retail
480 5th Ave
Sole Concepts
440 5th Ave
Provisional Restaurant at the Pendry Hotel
425 5th Ave
Off the Bench
363 5th Ave
Achilles Coffee Roasters
372 4th Ave
Daily Brew LLC
302 Island Ave
The Cat Cafe
302 Island Ave
Cafe Sevilla-San Diego
353 5th Ave
Cine Cafe
412 K St
Blarney Stone Pub
510 5th Ave
The Pool House
435 5th Ave
La Puerta
560 4th Ave
All Stars Sports Bar & Grill
524 Island Ave
Swing Social
527 5th Ave
Cinnaholic Market Street
437 Market St
Bread & Break, LLC
835 4th Ave
Manna Development
225 Broadway
Nutrimart Downtown
1140 7th Ave
Parfait Paris
555 G St
Davis House Mini-Park
Davis House Mini-Park
Marina Linear Park
Marina Linear Park
Martin Luther King Jr Promenade
Buca di Beppo
440 J St
Salt & Whiskey
311 Island Ave
Blarney Stone Pub
510 5th Ave
Juan Tequila
535 4th Ave
Mucho Sabor LLC
535 4th Ave
Market St & 6th Av
UCSD Hospital - Euclid Transit Center
4th Av & G St
UCSD Hospital - Euclid Transit Center
Market St & 8th Av
UCSD Hospital - Euclid Transit Center
7th Av & F St
UCSD Hospital - Euclid Transit Center
10th Av & Island Av
City College - Skyline Hills, Iris Transit Center - Downtown, Downtown - Iris Transit Center
San Diego - Santa Fe Depot
COASTER
San Diego - Santa Fe Depot
COASTER
San Diego - Old Town
COASTER
San Diego - Old Town
COASTER
Convention Center Station
Santee - 12th & Imperial
Convention Center Station
Santee - 12th & Imperial, Downtown Loop
Gaslamp Quarter Station
Santee - 12th & Imperial, Downtown Loop
Gaslamp Quarter Station
Santee - 12th & Imperial
Park & Market Station
San Ysidro - UTC, El Cajon - Courthouse, Downtown Loop
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