Cheap Apartments for Rent in Castel Rock, CO from $900 (35 Rentals)
Search the lowest-cost Apartments available for rent right now in Castel Rock.

Kimberly Court Apartments

Origin

Fusion 355

Mohawk Drive Apartments

Ralston Park Apartments

Bridges at Flatiron

Mohawk Green Apartments

Heights at Interlocken
Denver's Best Affordable Neighborhoods
Learn about Denver and the best places to live with original content written by our Denver, CO Local Expert Marie McGinnis

The Elmwood

Bell Flatirons

Summit at Flatirons

Stonegate Apartments

The Parallel

Ezlyn

Buffalo Canyon

Nest on Thunderbird

Flatiron View Apartments

The Lock at Flatirons

Caliber at Flatirons

Retreat at the Flatirons

Bell Broomfield

1005 11th St

9724 W 89th Way

7175 Routt St

1717 Baseline Rd

13456 Via Varra

6150 Simms St

850 W Moorhead Cir
Castel Rock, CO Local Guide

How much does it cost to rent an apartment in Castel Rock?
Bedroom | Average Rent | Cheapest Rent | Highest Rent |
---|---|---|---|
Castel Rock Studio Apartments | $1,820 | $1,435 | $2,686 |
Castel Rock 1 Bedroom Apartments | $2,181 | $1,000 | $6,261 |
Castel Rock 2 Bedroom Apartments | $2,728 | $1,000 | $7,578 |
Castel Rock 3 Bedroom Apartments | $3,024 | $1,580 | $10,000+ |
Castel Rock 4 Bedroom Apartments | $2,110 | $1,550 | $6,800 |
Browse Top Apartments in Castel Rock
See all Apartments in Castel RockExplore Castel Rock
Castel Rock, CO Local Guide
- Nearby Cities
- ZIP codes
- Local Counties
- School Districts
Cheapest Available Castel Rock Apartments for Rent and Nearby
 The cheapest available apartment rental in Castel Rock, CO is a 2 Beds unit found at 785 20th St in the Main Campus neighborhood priced from $1,000. Nest on Osage in the Southeast Boulder neighborhood has the second lowest priced unit, which is a 1 Bed apartment currently listed from $1,210. Here is today’s list of the most affordable Castel Rock apartments for rent:
Apartment Listing | Model Name | Bed/Bath | Priced From |
---|---|---|---|
785 20th St | 2 Bedroom | 2BR,1BA | $1,000 |
Nest on Osage | Unit Type B | 1BR,1BA | $1,210 |
Kimberly Court Apartments | Pomeroy | 1BR,1BA | $1,330 |
Origin | S1 | Studio,1BA | $1,435 |
Ralston Park Apartments | RPA-1x1(610) B | 1BR,1BA | $1,450 |
Blue Sky Lofts | Cloud | 1BR,1BA | $1,450 |
Bridges at Flatiron | E1 | Studio,1BA | $1,460 |
Mohawk Green Apartments | One Bedrooms | 1BR,1BA | $1,495 |
The Elmwood | S1 | Studio,1BA | $1,510 |
Bell Flatirons | Studio 1S1A-3S1A | Studio,1BA | $1,525 |
Best Value Apartments for Rent in Castel Rock, CO and Nearby
As of March 03, 2025 the best value apartment in the Castel Rock area is the $2.26 price per square foot 1118 Crest Model at RockVue in the in the Interlocken neighborhood starting from $2,529. The second greatest value Castel Rock apartment is the Townhouse Model at Laguna Gardens starting at $2,280 with a $2.28 price per square foot in the Southeast Boulder neighborhood. Here is today’s list of the best values for Castel Rock apartments based on price per square foot:
Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
---|---|---|---|
RockVue | 1118 Crest | 2BR,2BA | $2.26 |
Laguna Gardens | Townhouse | 2BR,1.5BA | $2.28 |
Union Baseline | Renovated 2x1 | 2BR,1BA | $1.71 |
Copper Ridge Apartment Homes | Imperial - En Suite | 1BR,1BA | $2.00 |
Nest on Thunderbird | 2 Bedroom 1 Bathroom | 2BR,1BA | $2.03 |
Heights at Interlocken | A325 | 1BR,1BA | $2.06 |
Stonegate Apartments | Redeem | 1BR,1BA | $2.30 |
Mohawk Green Apartments | One Bedrooms | 1BR,1BA | $2.17 |
Nest on Osage | Unit Type B | 1BR,1BA | $2.02 |
785 20th St | 1 Bedroom | 1BR,1BA | $1.77 |
Quick Rent Budget Calculator
How much rent can you afford?
The common "Rule of Thumb" is that rent should be no more than 30% of your income. How much is that? Enter your monthly income and click "Calculate My Budget" to find out.
Remember the 3 Rules of Real Estate:Location, Location, Location!
Explore Castel Rock, CO Rentals by Map
See the most popular apartments and homes in Castel Rock, CO
Frequently Asked Questions about Cheap Castel Rock Apartments
What is the Cheapest Studio apartment in Castel Rock?
Currently the most affordable Cheap Studio Apartment in Castel Rock is at Origin listed at $1,435.
How much is rent for a Cheap One Bedroom Castel Rock Apartment?
The lowest price for a Cheap One Bedroom Castel Rock Apartment is $1,000 at 785 20th St.
What is the lowest price for a Cheap Two Bedroom Castel Rock Apartment for rent?
Today's best deal for a Cheap Two Bedroom Apartment in Castel Rock is starting from $1,000 at 785 20th St.
What is the most affordable Castel Rock Three Bedroom Apartment?
The best deal on a cheap Castel Rock Three Bedroom Apartment rental is at The Lotus and starts from $1,695.
Expert Rental Resources
Helpful Apartment Articles, How-To's and Tips
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.

The 10 Best Affordable Neighborhoods in Denver, CO
Written by: Marie McGinnis
Denver is a beautiful city with ample opportunities for outdoor recreation and a wide variety of housing options. As your ApartmentHomeLiving.

Understanding Amenity Fees: Know Where You Might Be Able to Save Money
Written by: Amber Kanuckel
With the rising costs of housing, a lot of renters are asking this question: Is it possible to opt out of various amenities that your rental property offers so that you can avoid paying the fees.

What to Know About Fees and Fines When Renting
Written by: Trey Huguley
When it comes to renting a new apartment or home there can be a number of fees that you will want to keep in mind going into the process.

Battling the Butts: Your Guide to the Reality of Smoke-Free Renting
Written by: Andrea Lee Negroni, JD
While many apartment buildings are “no smoking” properties, it’s hard to know exactly how many. In 2017, the National Apartment Association reported more than half of rental properties had smoke free policies.