851 Alumroot Street Castle Rock CO 80104 MLS #REC4653171
Welcome to effortless main-level living in Montaine’s sought-after Regency Collection, Castle Rock’s premier 55+ luxury community. Set in a friendly cul-de-sac where neighbors connect through holiday gatherings and everyday support, this home offers the peace of mind that comes from living among people who truly care.
The open-concept floor plan is filled with natural light and features high ceilings, wide plank flooring, and a stunning great room with front range views, gas fireplace and large nesting sliding glass doors, creating a seamless indoor-outdoor flow perfect for entertaining. Electronic window coverings throughout the home add modern convenience and a polished finish.
The gourmet kitchen is the heart of the home, showcasing an oversized island, custom cabinetry, quartz and granite countertops, double ovens, walk-in pantry, and generous prep space—ideal for both everyday living and hosting.
The primary suite is a private retreat, complete with its own gas fireplace, radiant heated floors in the spa-inspired five-piece bath, and a spacious walk-in closet. A secondary bedroom with ensuite bath and a dedicated home office provide flexibility for guests, hobbies, or work-from-home needs. Convenient main-level laundry enhances ease of living.
Step outside to the covered composite deck and enjoy open views and peaceful surroundings. The south-facing driveway naturally melts snow, a thoughtful Colorado convenience. Additional highlights include owned solar panels, central A/C, an oversized 3-car garage with EV hookup, and a level, professionally landscaped lot.
The walk-out basement is unfinished and ready for future expansion.
Montaine offers a true resort lifestyle with pickleball, tennis, bocce, lap and lounge pool, spa, clubhouse, fitness center, and over 13 miles of trails across 548 acres of open space. Snow removal and trash are included.
This is downsizing done right—luxury, comfort, and community in one exceptional home.
The open-concept floor plan is filled with natural light and features high ceilings, wide plank flooring, and a stunning great room with front range views, gas fireplace and large nesting sliding glass doors, creating a seamless indoor-outdoor flow perfect for entertaining. Electronic window coverings throughout the home add modern convenience and a polished finish.
The gourmet kitchen is the heart of the home, showcasing an oversized island, custom cabinetry, quartz and granite countertops, double ovens, walk-in pantry, and generous prep space—ideal for both everyday living and hosting.
The primary suite is a private retreat, complete with its own gas fireplace, radiant heated floors in the spa-inspired five-piece bath, and a spacious walk-in closet. A secondary bedroom with ensuite bath and a dedicated home office provide flexibility for guests, hobbies, or work-from-home needs. Convenient main-level laundry enhances ease of living.
Step outside to the covered composite deck and enjoy open views and peaceful surroundings. The south-facing driveway naturally melts snow, a thoughtful Colorado convenience. Additional highlights include owned solar panels, central A/C, an oversized 3-car garage with EV hookup, and a level, professionally landscaped lot.
The walk-out basement is unfinished and ready for future expansion.
Montaine offers a true resort lifestyle with pickleball, tennis, bocce, lap and lounge pool, spa, clubhouse, fitness center, and over 13 miles of trails across 548 acres of open space. Snow removal and trash are included.
This is downsizing done right—luxury, comfort, and community in one exceptional home.
Property Details
Price:
$1,148,300
MLS #:
REC4653171
Status:
Active
Beds:
3
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Montaine
Finished Sq Ft:
5,636
Total Sq Ft:
5,636
Lot Size:
12,197 sqft / 0.28 acres (approx)
Year Built:
2022
Schools
School District:
Douglas RE-1
Elementary School:
South Ridge
Middle School:
Mesa
High School:
Douglas County
Interior
Above Grade Finished Area
2818
Appliances
Cooktop, Dishwasher, Disposal, Double Oven, Gas Water Heater, Microwave, Oven, Range, Range Hood, Refrigerator, Self Cleaning Oven
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Below Grade Unfinished Area
2818
Cooling
Central Air
Fireplaces Total
2
Flooring
Carpet, Tile, Wood
Heating
Forced Air, Radiant Floor
Interior Features
Ceiling Fan(s), Eat-in Kitchen, Entrance Foyer, Five Piece Bath, Granite Counters, High Ceilings, High Speed Internet, In-Law Floorplan, Open Floorplan, Pantry, Primary Suite, Quartz Counters, Smoke Free, Solid Surface Counters, Walk-In Closet(s), Wired for Data
Laundry Features
Sink, In Unit
Levels
One
Main Level Bathrooms
3
Main Level Bedrooms
3
Exterior
Accessibility Features
Accessible Doors
Architectural Style
Mountain Contemporary
Association Amenities
Clubhouse, Fitness Center, Pool, Spa/Hot Tub, Tennis Court(s), Trail(s)
Attached Garage YN
1
Community
55+
Construction Materials
Frame
Direction Faces
South
Exterior Features
Rain Gutters
Fencing
Partial
Garage Spaces
3
Lot Features
Cul-De-Sac, Greenbelt, Irrigated, Landscaped, Level, Master Planned, Meadow, Sprinklers In Front, Sprinklers In Rear
Parking Features
Concrete, Electric Vehicle Charging Station(s), Insulated Garage, Oversized
Parking Spots
3
Parking Total
3
Patio And Porch Features
Deck, Front Porch, Patio
Roof
Composition
Security Features
Carbon Monoxide Detector(s), Security System, Smoke Detector(s)
Senior Community YN
1
View
Mountain(s)
Window Features
Double Pane Windows, Window Coverings, Window Treatments
Financial
HOA Fee
$210
HOA Fee Frequency
Monthly
HOA Includes
Maintenance Grounds, Snow Removal, Trash
HOA Name
Lanterns Metro District
HOA Phone
303) 858-1800
Tax Year
2024
Taxes
$10,870
Map
Contact Us
Mortgage Calculator
Property Summary
- Located in the Montaine subdivision, 851 Alumroot Street Castle Rock CO is a Single Family for sale in Castle Rock, CO, 80104. It is listed for $1,148,300 and features 3 beds, 3 baths, and has approximately 5,636 square feet of living space, and was originally constructed in 2022. The current price per square foot is $204. The average price per square foot for Single Family listings in Castle Rock is $259. The average listing price for Single Family in Castle Rock is $1,065,541. To schedule a showing of MLS#rec4653171 at 851 Alumroot Street in Castle Rock, CO, contact your Smart Sale AI agent at 3039066915.
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Additional Details
MLS ID : REC4653171
Listing Key : REC2051655620
Parcel Number : R0612543
Zip Code : 80104
City : Castle Rock
State : CO
Building if Condo :
Full Street: 851 Alumroot Street
Address : 851
Address Prefix :
Address Suffix : Street
Street : Alumroot
Street Prefix :
Street Suffix :
Unit if Condo :
Latitude : 39.324360
Longitude : -104.853752
Property Type : singlefamily
Property Sub Type : Single Family Residence
Stories Total if Condo :
Lot Size : 12,197 sqft / 0.28 acres (approx)
Ownership : Individual
Zoning :
Condition :
Renovation :
Pets Allowed : Cats OK,Dogs OK
Special Conditions : None
Possession : Negotiable,Other
Original Price : 1298888
Close Price :
Close Date :
List Date : Jan 29, 2026
List Contract Date : 2026-01-29
Off Market Date :
Purchase Contract Date :
Days on Market : 126
Concessions Amount :
Concession Comment :
Renovation :
Company : RE/MAX Professionals
Copyright 2026. All rights reserved.
851 Alumroot Street
Castle Rock, CO