
Cheap Apartments for Rent in the Castle Neighborhood of San Diego, CA from $1,300 (97 Rentals)
Search the lowest-cost Apartments available for rent right now in the Castle area of San Diego.


3777-3781 37th St

3751 37th St

4244 Poplar St

2504-2510 Fairmount Ave

Courtyard Terrace

39th St. Apartments

3838-3840 43rd St

3762-3764 41st St

4210-20 Thorn St
Moving to North County San Diego: Costs, Commutes, and Culture
From surf culture to family-friendly neighborhoods, discover the best North County San Diego areas to rent and what they’re like day-to-day.

3434 42nd St

3791 Marlborough Ave

3611 Van Dyke Ave

3710-3714 41st St

3653 N 43rd St

3751 Central Ave

3734 43rd St

3828 Cherokee Ave

3731 37th St

3867 38th St
Rent According to Income: A Look at Income-Restricted Rentals
Find income-restricted rentals and housing subsidies. Explore government programs designed to help low-income families secure stable, affordable housing.

2644 Fairmount Ave

3866-3872 41st St

3862 39th St

3818-3822 39th St

3821 38th St

3878 37th St

3821 39th St

3868 38th St

3754 Cherokee Ave

3772 41st St
San Diego's Best Affordable Neighborhoods
Learn about San Diego and the best places to live with original content written by our , Local Expert Hayden Goldberg

3788 41st St

3533 42nd St

3818 N 41st St

3435 42nd St

3745 Van Dyke Ave

3857 Marlborough Ave

3838 Marlborough Ave

3717 Van Dyke Ave

3511 42nd St

3783 41st St
Renters Insurance 101: What It Is, What It Covers, and Why You Need It
From theft to fire to water damage, the unexpected can happen to any renter. Discover why renters insurance is one of the smartest and most affordable investments you can make as a tenant.

4131 Redwood St

3529 Van Dyke Ave

3786 43rd St

3814 Cherokee Ave

3681 Fairmount Ave

3875 Van Dyke Ave

3677 41st St

3821 Cherokee Ave

3770 42nd Street

3756 Marlborough Ave
How I Find the Perfect Rental for My Clients: A Real Estate Pro's Guide
Finding the right apartment starts with three things: location, cost, and amenities. Get the insider perspective from a real estate professional on how to nail all three.
Castle, San Diego, CA Local Guide

How much does it cost to rent an apartment in Castle?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| Castle 1 Bedroom Apartments | $1,650 | $1,650 | $1,650 |
| Castle 2 Bedroom Apartments | $3,150 | $2,350 | $3,950 |
| Castle 3 Bedroom Apartments | $7,977 | $7,977 | $7,977 |
Browse Apartments in this Neighborhood
There are currently 97 rentals with your search options within a 2 mile radius of the Castle Neighborhood of San Diego, CA.
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Best Value Apartments for Rent in Castle, CA
As of July 30, 2026 the best value apartment in the Castle area is the $4.49 price per square foot 2520 Haller St Model at 2520 Haller St, Unit The Overlook in the in the Balboa Park neighborhood starting from $3,950. The second greatest value Castle apartment is the 3672 Van Dyke Ave Model at 3672 Van Dyke Ave, Unit 3672 Van Dyke Avenue starting at $1,650 with a $3.82 price per square foot in the Balboa Park neighborhood. Here is today’s list of the best values for Castle apartments based on price per square foot:
| Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
|---|---|---|---|
| 2520 Haller St, Unit The Overlook | 2520 Haller St | 2BR,1BA | $4.49 |
| 3672 Van Dyke Ave, Unit 3672 Van Dyke Avenue | 3672 Van Dyke Ave | 1BR,1BA | $3.82 |
Expert Rental Resources
The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.
Helpful Local Expert Guides

Moving to North County San Diego: Costs, Commutes, and Culture
Written by: Hayden Goldberg
Sun, surf, clean air, healthy lifestyles, and a coastline that seems to stretch as far as the eyes can see.

Ditch the Freeway: San Diego's Best Renting Spots for a Shorter Commute
Written by: Hayden Goldberg
Hey there! I’m Hayden, your ApartmentHomeLiving.com local expert for San Diego.

Your Guide to Picking the Perfect San Diego Neighborhood for Student Renters
Written by: Hayden Goldberg
Choosing the right place to live during your college years can make or break your collegiate experience. My name is Hayden, I’m a San Diego area expert with ApartmentHomeLiving.com and have been in the real estate world for years.

Top 10 Most Affordable Neighborhoods in San Diego: A Local Real Estate Expert Guide
Written by: Hayden Goldberg
Aloha! I’m Hayden, your local San Diego Realtor and relocation expert with ApartmentHomeLiving.com.
Articles, How-To's, and Tips

Rent According to Income: A Look at Income-Restricted Rentals
Written by: Robin Stewart
The idea of affordable housing can be subjective. Every individual is in a different place financially and vocationally. What one may easily afford could be a struggle for someone else.

First Apartment Regrets: Real Renters Share What They'd Do Differently
Written by: Robin Stewart
Hindsight is 20/20. Live and Learn. With age comes wisdom. We’re familiar with all those expressions, and all of them apply to lessons first-time renters learn.

Renters Insurance 101: What It Is, What It Covers, and Why You Need It
Written by: Robin Stewart
Insurance seems to be a part of life. In some states, having insurance is the law, as is the case for automobile insurance. Renters are no exception.

Apartment Occupancy Rates: Renter Attraction vs Renter Retention
Written by: Robin Stewart
There’s a tenet in marketing about client or customer attraction and retention. Studies and data have consistently shown it costs less to keep a current customer than to attract a new one.