
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.


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Blue Sky Lofts

Nest on Thunderbird

Nest on Osage

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Kimberly Court Apartments

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Stonegate Apartments

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Ralston Park Apartments

Tantra Lake
Your Guide to Co-Signers: The Risks, Rewards, and Everything in Between
Thinking about getting a co-signer for your rental application? We break down what a co-signer is, the potential benefits, and the serious risks for both parties. Find out if it's the right choice for you.

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Fusion 355

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Origin

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Flatiron View Apartments

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Ezlyn

Mohawk Green Apartments

Mohawk Drive Apartments

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Bell Flatirons

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Summit at Flatirons
Roommate Matching: Finding the Right Fit and Avoiding Pitfalls
When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

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Heights at Interlocken

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The Elmwood

Canyon View

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Canyon View

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RockVue

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Flatiron Flats Apartments

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Caliber at Flatirons

The Lock at Flatirons
Experience Life as a Local: The Insider's Guide to Renting in Denver
Explore Denver with a local! Discover historic neighborhoods like LoDo & Capitol Hill, top attractions, best dining spots, public transit, and fun things to do in the Mile High City.

Coronado Apartments

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Buffalo Canyon

Arvada Court Apartments - Utilities included!

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Bell Broomfield

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Grand View at Flatirons

Dunn Memorial Housing - 55+ Community

Bridges at Flatiron

The Parallel
The Art of the Rental Viewing: What to look for during a property tour
Touring a rental? This guide helps you know exactly what to look for, from safety features to hidden flaws, so you can confidently sign your lease or keep searching.

Simms Street 6155

Windsor Flatirons

Copper Ridge
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 | $1,717 | $1,250 | $2,225 |
| Castel Rock 1 Bedroom Apartments | $1,963 | $955 | $4,218 |
| Castel Rock 2 Bedroom Apartments | $2,346 | $965 | $6,723 |
| Castel Rock 3 Bedroom Apartments | $3,003 | $965 | $7,151 |
| Castel Rock 4 Bedroom Apartments | $2,343 | $1,195 | $5,360 |
Browse Top Apartments in Castel Rock
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Castel Rock, CO Local Guide
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Cheapest Available Castel Rock Apartments for Rent and Nearby
 The cheapest available apartment rental in Castel Rock, CO is a 1 Bed unit found at Park Mesa in the Majestic Heights neighborhood priced from $955. Blue Sky Lofts in the Main Campus neighborhood has the second lowest priced unit, which is a Studio apartment currently listed from $1,250. Here is today’s list of the most affordable Castel Rock apartments for rent:
| Apartment Listing | Model Name | Bed/Bath | Priced From |
|---|---|---|---|
| Park Mesa | 1BR/1.0BA | 1BR,1BA | $955 |
| Blue Sky Lofts | Eagles Nest | Studio,1BA | $1,250 |
| Nest on Osage | Unit Type B | 1BR,1BA | $1,300 |
| Nest on Thunderbird | 1 Bedroom 1 Bathroom | 1BR,1BA | $1,300 |
| Kimberly Court Apartments | Pomeroy | 1BR,1BA | $1,302 |
| Boulder Creek | Evergreen Premier | Studio,1BA | $1,374 |
| Bridges at Flatiron | E1 Affordable | Studio,1BA | $1,386 |
| The Parallel | Crescent | 1 | Studio,1BA | $1,397 |
| Ralston Park Apartments | RPA-1x1(610) B | 1BR,1BA | $1,399 |
| Tantra Lake | 1 Bedroom | 1BR,1BA | $1,400 |
Best Value Apartments for Rent in Castel Rock, CO and Nearby
As of February 17, 2026 the best value apartment in the Castel Rock area is the $1.93 price per square foot Unit B2-E Model at Caliber at Flatirons in the in the Interlocken neighborhood starting from $2,265. The second greatest value Castel Rock apartment is the Refresh Model at Stonegate Apartments starting at $1,856 with a $2.01 price per square foot in the Interlocken 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. |
|---|---|---|---|
| Caliber at Flatirons | Unit B2-E | 2BR,2BA | $1.93 |
| Stonegate Apartments | Refresh | 1BR,1BA | $2.01 |
| Grand View at Flatirons | Two Bedroom One Bath | 2BR,1BA | $2.05 |
| RockVue | 824 Apex | 1BR,1BA | $1.97 |
| Copper Ridge | 1x1 Imperial Avanti Renovation - Ensuite | 1BR,1BA | $2.15 |
| Cortland Flatirons | Palermo | 1BR,1BA | $2.15 |
| Windsor Flatirons | A1 | 1BR,1BA | $2.12 |
| Mohawk Green Apartments | One Bedrooms | 1BR,1BA | $2.17 |
| Nest on Thunderbird | 1 Bedroom 1 Bathroom | 1BR,1BA | $2.03 |
| Nest on Osage | Unit Type B | 1BR,1BA | $2.17 |
The Essential Guide to Denver Neighborhoods for Employees of Lockheed Martin, DIA, and Deloitte
Explore dynamic Denver neighborhoods like Ballpark, Five Points, and East Westminster. Find the perfect apartment with a great lifestyle and easy access to major employers and cultural hubs.
Read ArticleDon't Settle: How to Negotiate Your Apartment Lease and Save Money
Discover the insider tips from an attorney and real estate agent on how to negotiate your next apartment lease. Find out what's on the table and what's not, so you can save money and get the best terms possible.
Read ArticleThe Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro
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Read ArticleCash or credit? Understanding the Importance of Credit Score in Real Estate and Renting
Discover how your credit score impacts your ability to lease or buy a home. Learn how credit scores are determined, how to check yours, and strategies to improve it for real estate success.
Read ArticleThe Student Renter's Ultimate Guide to Picking the Perfect Denver Neighborhood to Rent
Learn About the Best Neighborhoods to Rent Near College Campuses in Denver, CO | Find Denver Off-Campus Student Housing at ApartmentHomeLiving.com
Read ArticleQuick 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 Blue Sky Lofts listed at $1,250.
How much is rent for a Cheap One Bedroom Castel Rock Apartment?
The lowest price for a Cheap One Bedroom Castel Rock Apartment is $955 at Park Mesa.
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 $1,448 at Nest on Osage.
What is the most affordable Castel Rock Three Bedroom Apartment?
The best deal on a cheap Castel Rock Three Bedroom Apartment rental is at Ralston Park Apartments and starts from $2,075.
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

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.

Your Guide to Picking the Perfect Denver Neighborhood for Student Renters
Written by: Marie McGinnis
Many dream of attending college in Denver. Nothing beats the big-city opportunities with close access to outdoor activities.

The Essential Guide to Denver Neighborhoods for Employees of Lockheed Martin, DIA, and Deloitte
Written by: Marie McGinnis
Denver is a bustling city with a strong economy, numerous outdoor activities, and a robust cultural scene.

Experience Life as a Local: The Insider's Guide to Renting in Denver
Written by: Marie McGinnis
Nothing beats the fresh Colorado air and numerous sunny days. In Denver, nature meets big city living, and there is no shortage of things to do. Hi, I'm Marie, your ApartmentHomeLiving.
Articles, How-To's, and Tips

Maximizing Your Refund: Essential Tax Tips for Renters
Written by: Christine Leonard, Esq.
Other than tax professionals, I can’t think of anyone who looks forward to tax season. For everybody else, April is a stressful month to collect information and meet deadlines.

18 Must-Ask Rental Tour Questions That Reveal the Truth about a Property
Written by: Lauren Harrington
Renting your next home can feel thrilling and overwhelming at the same time.

A Renters Guide for Tips on Writing Your Notice for Not Renewing Your Apartment
Written by: Bob Mallory
Packing up everything you own to move is so stressful for many that ending your apartment lease can feel like a small or unimportant task. Ending your lease involves more than simply turning over your keys on the last day.

Renting with Roommates: Realistic Expectations for Shared Lease
Written by: Christine Leonard, Esq.
Given the high costs for housing, I have found that many people are looking for a roommate to share expenses. These arrangements can increase opportunities for more desirable and larger spaces.