Introducing 656–662 6th Street – a rare full-duplex opportunity in Castle Rock. Whether you're looking for a smart investment, multi-generational living, or the chance to live in one side and rent the other, this versatile property delivers value, space, and potential in one complete package.
A spacious side-by-side duplex located in the heart of Castle Rock. Each unit features over 2,600 sq ft of living space with 3 bedrooms, 3 bathrooms, a main-floor ensuite, walkout basement, private fenced yard, front deck, and an attached garage. Both units mirror each other and are currently tenant-occupied on flexible month-to-month leases, offering options for retaining current tenants and enjoying immediate rental income. Or live in one side and help pay your mortgage by renting the other side. Or live in one side and use the other for extended family needs.
This property presents an outstanding opportunity for investors seeking long-term upside. Castle Rock is one of the Front Range’s most desirable communities and offers strong market demand and upward trending rents. Uniquely located within walking distance to the chic ambiance of Castle Rock’s upscale shopping, restaurants and events.
Again, this is a rare find—whether you're investing for the first time, expanding your portfolio, or seeking flexible living with income potential.
Don't miss your chance to own a high-performing asset in a high-demand location—schedule your private showing today and explore the possibilities at 656–662 6th Street.
For sale
Price cut: $202.5K (5/7)
$997,500
656-662 6th Street, Castle Rock, CO 80104
6beds
5,348sqft
Est.:
Duplex
Built in 2003
7,405 Square Feet Lot
$-- Zestimate®
$187/sqft
$-- HOA
What's special
Walkout basementPrivate fenced yardMain-floor ensuiteFront deckAttached garage
- 72 days
- on Zillow |
- 671 |
- 17 |
Zillow last checked: 7 hours ago
Listing updated: May 07, 2025 at 02:02pm
Listed by:
Nathan Strauch 970-222-0084 Nate@NateandBeth.com,
Blue Pebble Homes,
Merinda Washington 303-995-9955,
MB Home and Ranch
Source: REcolorado,MLS#: 6258436

Travel times
Tour with a buyer’s agent
Tour with a buyer’s agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 6
- Full bathrooms: 4
- 1/4 bathrooms: 2
- Main level bathrooms: 4
- Main level bedrooms: 2
Primary bedroom
- Level: Main
Primary bedroom
- Level: Main
Bedroom
- Level: Basement
Bedroom
- Level: Basement
Bedroom
- Level: Basement
Bedroom
- Level: Basement
Other
- Level: Basement
Other
- Level: Main
Other
- Level: Main
Other
- Level: Main
Other
- Level: Main
Other
- Level: Basement
Dining room
- Level: Main
Dining room
- Level: Main
Family room
- Level: Basement
Family room
- Level: Basement
Kitchen
- Level: Main
Kitchen
- Level: Main
Laundry
- Level: Basement
Laundry
- Level: Basement
Living room
- Level: Main
Living room
- Level: Main
Heating
- Forced Air
Cooling
- Central Air
Features
- Basement: Walk-Out Access
- Common walls with other units/homes: No One Above,No One Below,1 Common Wall
Interior area
- Total structure area: 5,348
- Total interior livable area: 5,348 sqft
- Finished area above ground: 3,546
- Finished area below ground: 1,668
Video & virtual tour
Property
Parking
- Total spaces: 2
- Parking features: Garage - Attached
- Attached garage spaces: 2
Features
- Levels: One
- Stories: 1
Lot
- Size: 7,405 Square Feet
Details
- Parcel number: R0438517
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Duplex
- Attached to another structure: Yes
Materials
- Frame
- Roof: Composition
Condition
- Year built: 2003
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Subdivision: Castle Rock
HOA
- Has HOA: No
Location
- Region: Castle Rock
Financial & listing details
- Price per square foot: $187/sqft
- Annual tax amount: $3,701
- Date on market: 4/3/2025
- Listing terms: Cash,Conventional,Jumbo
- Exclusions: Tenant's Personal Property, Washer(S), Dryers(S)
- Ownership: Individual
- Loading
- Loading