Cheap Apartments for Rent in the Castle Neighborhood of San Diego, CA from $1,300 (97 Rentals)

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Search the lowest-cost Apartments available for rent right now in the Castle area of San Diego.

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3777-3781 37th St
Studio to 2 Bedroom Apartments

3777-3781 37th St

3777-3781 37th StSan Diego, CA 92105
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3751 37th St
2 Bedroom Apartments

3751 37th St

3751 37th StSan Diego, CA 92105
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4244 Poplar St
2 Bedroom Apartments

4244 Poplar St

4244 Poplar StSan Diego, CA 92105
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Courtyard Terrace
1 to 2 Bedroom Apartments

Courtyard Terrace

3848-3854 42nd StSan Diego, CA 92105
  • Utilities Included
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3838-3840 43rd St
2 to 4 Bedroom Apartments

3838-3840 43rd St

3838-3840 43rd StSan Diego, CA 92105
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3762-3764 41st St
2 Bedroom Apartments

3762-3764 41st St

3762-3764 41st StSan Diego, CA 92105
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4210-20 Thorn St
2 Bedroom Apartments

4210-20 Thorn St

4210-20 Thorn StSan Diego, CA 92105

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.

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3434 42nd St
1 to 3 Bedroom Apartments

3434 42nd St

3434 42nd StSan Diego, CA 92105
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3611 Van Dyke Ave
Studio to 1 Bedroom Apartments

3611 Van Dyke Ave

3611 Van Dyke AveSan Diego, CA 92105
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3710-3714 41st St
1 to 3 Bedroom Apartments

3710-3714 41st St

3710-3714 41st StSan Diego, CA 92105
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3653 N 43rd St
1 to 2 Bedroom Apartments

3653 N 43rd St

3653 N 43rd StSan Diego, CA 92105
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3751 Central Ave
Studio to 2 Bedroom Apartments

3751 Central Ave

3751 Central AveSan Diego, CA 92105
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3734 43rd St
1 to 3 Bedroom Apartments

3734 43rd St

3734 43rd StSan Diego, CA 92105
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3828 Cherokee Ave
1 to 2 Bedroom Apartments

3828 Cherokee Ave

3828 Cherokee AveSan Diego, CA 92104
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3731 37th St
2 to 3 Bedroom Apartments

3731 37th St

3731 37th StSan Diego, CA 92105
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3867 38th St
1 to 2 Bedroom Apartments

3867 38th St

3867 38th StSan Diego, CA 92105

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.

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2644 Fairmount Ave
1 to 2 Bedroom Apartments

2644 Fairmount Ave

2644 Fairmount AveSan Diego, CA 92105
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3866-3872 41st St
2 Bedroom Apartments

3866-3872 41st St

3866-3872 41st StSan Diego, CA 92105
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3862 39th St
Studio Apartments

3862 39th St

3862 39th StSan Diego, CA 92105
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3818-3822 39th St
1 Bedroom Apartments

3818-3822 39th St

3818-3822 39th StSan Diego, CA 92105
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3821 38th St
1 to 2 Bedroom Apartments

3821 38th St

3821 38th StSan Diego, CA 92105
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3878 37th St
Studio Apartments

3878 37th St

3878 37th StSan Diego, CA 92105
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3821 39th St
1 to 2 Bedroom Apartments

3821 39th St

3821 39th StSan Diego, CA 92105
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3868 38th St
1 to 3 Bedroom Apartments

3868 38th St

3868 38th StSan Diego, CA 92105
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3754 Cherokee Ave
1 to 3 Bedroom Apartments

3754 Cherokee Ave

3754 Cherokee AveSan Diego, CA 92104
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3772 41st St
Studio to 1 Bedroom Apartments

3772 41st St

3772 41st StSan Diego, CA 92105

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

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3788 41st St
1 to 2 Bedroom Apartments

3788 41st St

3788 41st StSan Diego, CA 92105
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3533 42nd St
1 to 2 Bedroom Apartments

3533 42nd St

3533 42nd StSan Diego, CA 92105
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3818 N 41st St
2 to 3 Bedroom Apartments

3818 N 41st St

3818 N 41st StSan Diego, CA 92105
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3435 42nd St
1 to 2 Bedroom Apartments

3435 42nd St

3435 42nd StSan Diego, CA 92105
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3745 Van Dyke Ave
1 to 2 Bedroom Apartments

3745 Van Dyke Ave

3745 Van Dyke AveSan Diego, CA 92105
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3717 Van Dyke Ave
1 to 2 Bedroom Apartments

3717 Van Dyke Ave

3717 Van Dyke AveSan Diego, CA 92105
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3511 42nd St
1 to 2 Bedroom Apartments

3511 42nd St

3511 42nd StSan Diego, CA 92105
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3783 41st St
Studio Apartments

3783 41st St

3783 41st StSan Diego, CA 92105

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.

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4131 Redwood St
2 Bedroom Apartments

4131 Redwood St

4131 Redwood StSan Diego, CA 92105
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3529 Van Dyke Ave
1 to 2 Bedroom Apartments

3529 Van Dyke Ave

3529 Van Dyke AveSan Diego, CA 92105
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3786 43rd St
1 to 2 Bedroom Apartments

3786 43rd St

3786 43rd StSan Diego, CA 92105
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3814 Cherokee Ave
1 to 2 Bedroom Apartments

3814 Cherokee Ave

3814 Cherokee AveSan Diego, CA 92104
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3875 Van Dyke Ave
1 Bedroom Apartments

3875 Van Dyke Ave

3875 Van Dyke AveSan Diego, CA 92105
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3677 41st St
Studio to 1 Bedroom Apartments

3677 41st St

3677 41st StSan Diego, CA 92105
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3821 Cherokee Ave
1 to 2 Bedroom Apartments

3821 Cherokee Ave

3821 Cherokee AveSan Diego, CA 92104
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3770 42nd Street
1 to 2 Bedroom Apartments

3770 42nd Street

3770 42nd StSan Diego, CA 92105

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.

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 ListingModel NameBed/BathPrice Per Sq.Ft.
2520 Haller St, Unit The Overlook2520 Haller St2BR,1BA$4.49
3672 Van Dyke Ave, Unit 3672 Van Dyke Avenue3672 Van Dyke Ave1BR,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

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Moving to North County San Diego: Costs, Commutes, and Culture

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Articles, How-To's, and Tips

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Rent According to Income: A Look at Income-Restricted Rentals

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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.

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First Apartment Regrets: Real Renters Share What They'd Do Differently

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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.

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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.

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Apartment Occupancy Rates: Renter Attraction vs Renter Retention

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