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12337 Rosemary Street, Thornton, CO – $719,900

  • 4 Beds
  • 3 Baths
  • 2,491 Sqft
  • .18 Acres
  • 4 Beds
  • 3 Baths
  • 2,491 Sqft
  • .18 Acres

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12337 Rosemary Street

Welcome home to this beautifully updated 4-bedroom, 3-bath residence in the sought-after King Ranch Estates neighborhood of Thornton. Thoughtful upgrades throughout blend comfort, style, and energy efficiency. Enjoy relaxing mornings on the covered front porch or evenings on the backyard deck overlooking the landscaped yard with mature plants and a storage shed. Step inside to find new carpet throughout, luxury vinyl plank on the main level, and an open-concept layout filled with natural light. The kitchen features stainless-steel appliances, granite counters, a center island, pantry, and eat-in dining area—perfect for gatherings. Just off the kitchen is a convenient built-in desk/work nook connecting to the 3-car garage. The family room’s gas fireplace adds a cozy touch on cool Colorado nights. Upstairs, the spacious primary suite offers a quartzite-finished 5-piece bath and an expanded closet with custom organizers. Three additional bedrooms and a full bath complete the upper level, while the garden-level basement provides room to expand, with great light for a future gym or media space. Recent updates include a new roof and screens (1 year), exterior paint (2021), high-efficiency furnace, and paid solar system for lower energy bills. Located near scenic King Ranch Park, Platte Trail, and Riverdale Regional Park, and just 30 minutes to downtown Denver or the airport. Includes a Zillow 3D Tour for a closer look! Seller offering a 2-1 interest rate buy-down incentive—terms negotiable with acceptable offer. Contact listing agent for details.

Listing Office: Realty Athletica LLC

Essential Information

  • MLS® #3067097
  • Price$719,900
  • Bedrooms4
  • Bathrooms3.00
  • Full Baths2
  • Half Baths1
  • Square Footage2,491
  • Acres0.18
  • Year Built2012
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StatusActive

Community Information

  • Address12337 Rosemary Street
  • SubdivisionKing Ranch Estates
  • CityThornton
  • CountyAdams
  • StateCO
  • Zip Code80602

Amenities

  • Parking Spaces3
  • ParkingConcrete
  • # of Garages3

Amenities

Park, Tennis Court(s), Trail(s)

Utilities

Cable Available, Electricity Available, Natural Gas Connected

Interior

  • HeatingForced Air, Natural Gas, Solar
  • CoolingCentral Air
  • FireplaceYes
  • # of Fireplaces1
  • FireplacesFamily Room, Gas, Gas Log
  • StoriesTwo

Interior Features

Ceiling Fan(s), Eat-in Kitchen, Five Piece Bath, Granite Counters, Kitchen Island, Open Floorplan, Pantry, Quartz Counters, Smoke Free, Walk-In Closet(s)

Appliances

Dishwasher, Disposal, Double Oven, Dryer, Microwave, Refrigerator, Washer

Exterior

  • Exterior FeaturesPrivate Yard, Rain Gutters
  • WindowsDouble Pane Windows
  • RoofComposition

Lot Description

Landscaped, Sprinklers In Front, Sprinklers In Rear

School Information

  • DistrictSchool District 27-J
  • ElementaryBrantner
  • MiddleRoger Quist
  • HighRiverdale Ridge

Additional Information

  • Date ListedNovember 15th, 2025

Listing Details

  • Realty Athletica LLC
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Listing information last updated on December 16th, 2025 at 4:33am MST.