$503,900
- 3 Beds
- 2.5 Baths
- 2,271 sqft
4555 E 121st Court, Thornton, CO 80241
Est. Refi. Payment $2,944/mo*
Refinance Your HomeCurrently Off Market - Sold Jun 5, 2025 for $515,000
Home Value
Trulia Estimate
$504KSince last month
Increased$3K (+0.5%)Since last year
Decreased$4K (-0.8%)Since last sale
Decreased$13K (-2.4%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +63% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $502K |
| July 2026 | $500K |
| June 2026 | $497K |
| May 2026 | $496K |
| April 2026 | $502K |
| March 2026 | $513K |
| February 2026 | $510K |
| January 2026 | $509K |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.18 | Single-Family Home | $465,000 | 12/31/25 | 3 | 2.5 | 2,291 | |
0.12 | Single-Family Home | $508,000 | 08/11/26 | 3 | 3 | 1,813 | |
0.07 | Single-Family Home | $530,000 | 05/01/26 | 3 | 2 | 2,271 | |
0.11 | Single-Family Home | $505,000 | 04/30/26 | 4 | 3 | 1,813 | |
0.15 | Single-Family Home | $480,000 | 03/19/26 | 4 | 3 | 1,721 | |
0.14 | Single-Family Home | $475,000 | 08/03/26 | 3 | 1.5 | 1,280 | |
0.23 | Single-Family Home | $475,000 | 04/17/26 | 4 | 2 | 2,296 | |
0.13 | Single-Family Home | $545,000 | 01/15/26 | 4 | 3.5 | 2,720 | |
0.33 | Single-Family Home | $492,000 | 06/22/26 | 3 | 3 | 2,688 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.03 | $449,900 | 4 | 2.5 | 2,760 | Off Market | |
0.04 | $532,100 | 4 | 2.5 | 2,555 | Off Market | |
0.05 | $528,200 | 3 | 3 | 2,271 | Off Market | |
0.07 | $625,000 | 3 | 2.5 | 2,271 | For Sale | |
0.07 | $530,000 | 3 | 2 | 2,271 | Recently Sold | |
0.07 | $545,800 | 3 | 3.5 | 2,555 | Off Market | |
0.08 | $496,800 | 4 | 2.5 | 1,852 | Off Market | |
0.09 | $503,600 | 4 | 2.5 | 2,200 | Off Market | |
0.10 | $487,300 | 3 | 2.5 | 2,555 | Off Market | |
0.10 | $530,900 | 3 | 2.5 | 2,555 | Off Market | |
0.10 | $522,100 | 3 | 2 | 1,558 | Off Market |
Local Information
-- mins to
Home Highlights
Single-Family Home
Built in 1979
2,271 sqft
$222/sqft
2 Car Garage
About this House
Come and experience the charm of this delightful tri-level gem. From the moment you arrive, you'll appreciate the inviting curb appeal featuring a 2-car garage, convenient RV parking, and a cozy front porch ideal for enjoying peaceful mornings. Inside, the spacious layout offers both a large living room and a welcoming family room enhanced by a warm fireplace, perfect for gathering with loved ones. The eat-in kitchen is a true highlight, showcasing elegant Stonemark granite counters, built-in appliances, rich wood cabinetry, a stylish tile backsplash, and a breakfast bar ideal for casual dining or entertaining. Retreat to the generously sized main bedroom complete with a private bathroom. Additional living space awaits in the unfinished basement, brimming with potential to create a home theater, game room, or media center tailored to your lifestyle. Basement also has a walk-in closet that provides ample storage. Outside, the backyard is a private sanctuary offering a covered patio, grill included, lush green grass, and plenty of room for outdoor fun, gardening, or simply relaxing with your favorite beverage under the open sky. Located in a friendly neighborhood close to parks, schools, and everyday conveniences, this home offers the perfect combination of location and lifestyle. Whether you're looking for room to grow or a peaceful place to name your own, this gem has everything you need and no HOA. Don’t miss out on the opportunity to make it yours!
4555 E 121st Court, Thornton, CO 80241 is a 3 bedroom, 3 bathroom, 2,271 sqft single-family home in Northaven, built in 1979. It last sold for the $515,000 asking price on Jun 5, 2025. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $503,900, with a rent estimate of $2,803/month.
Last check for updates: about 4 hours ago
Listed by Lori Williams, (303) 808-5097
Keller Williams Preferred Realty
Bought with: Kristen Miller, (303) 503-9823, A Perfect Location Realty
Source: REcolorado as distributed by MLS GRID, MLS#8703861

Home Details for 4555 E 121st Court
|
|---|
Interior Details Basement: UnfinishedNumber of Rooms: 12Types of Rooms: Master Bedroom, Bedroom, Master Bathroom, Bathroom, Bonus Room, Dining Room, Family Room, Kitchen, Laundry, Living Room |
Beds & Baths Number of Bedrooms: 3Number of Bathrooms: 3Number of Bathrooms (full): 1Number of Bathrooms (three quarters): 1Number of Bathrooms (half): 1 |
Dimensions and Layout Living Area: 2271 Square Feet |
Appliances & Utilities Utilities: Cable Available, Natural Gas Available, Phone AvailableAppliances: Dishwasher, Disposal, MicrowaveDishwasherDisposalLaundry: In UnitMicrowave |
Heating & Cooling Heating: Forced AirHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Forced Air |
Fireplace & Spa Number of Fireplaces: 1Fireplace: Family Room, GasHas a Fireplace |
Gas & Electric Has Electric on Property |
Windows, Doors, Floors & Walls Flooring: Carpet, TileCommon Walls: No Common Walls |
Levels, Entrance, & Accessibility Levels: Tri-LevelFloors: Carpet, Tile |
View No View |
Security Security: Smoke Detector(s) |
|
|---|
Exterior Home Features Roof: CompositionPatio / Porch: Covered, Front PorchFencing: FullVegetation: Grassed, Partially WoodedExterior: Private Yard, Rain Gutters |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas an Attached GarageParking Spaces: 2Parking: Garage Attached |
Frontage Road Frontage: PublicResponsible for Road Maintenance: Public Maintained RoadRoad Surface Type: PavedNot on Waterfront |
Water & Sewer Sewer: Public Sewer |
Farm & Range Not Allowed to Raise Horses |
Finished Area Finished Area (above surface): 1695 Square Feet |
|
|---|
Year Built Year Built: 1979 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: HouseArchitecture: Traditional |
Building Construction Materials: Brick, Frame, Wood SidingNot Attached PropertyDoes Not Include Home Warranty |
Property Information Not Included in Sale: Seller's Personal Property And Any Staging Items.Parcel Number: R0011693 |
|
|---|
Price List Price: $515,000 |
Status Change & Dates Off Market Date: Fri Apr 25 2025Possession Timing: Negotiable |
|
|---|
MLS Status: Closed |
|
|---|
Direction & Address City: ThorntonCommunity: Northaven |
School Information Elementary School: SkyviewElementary School District: Adams 12 5 Star SchlJr High / Middle School: Shadow RidgeJr High / Middle School District: Adams 12 5 Star SchlHigh School: HorizonHigh School District: Adams 12 5 Star Schl |
|
|---|
Building Area Building Area: 2271 Square Feet |
|
|---|
Not Senior Community |
|
|---|
No HOA |
|
|---|
Lot Area: 7526 sqft |
|
|---|
Special Conditions: Standard |
|
|---|
Contingencies: None KnownListing Terms: 1031 Exchange, Cash, Conventional, FHA, VA Loan |
|
|---|
Mobile Home Park Mobile Home Units: Feet |
|
|---|
Business Information Ownership: Individual |
|
|---|
BasementMls Number: 8703861Attribution Contact: 303-808-5097Above Grade Unfinished Area: 1695Below Grade Unfinished Area: 576Showing Service Name: Showing Time |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Jun 5, 2025 Source: REcolorado as distributed by MLS GRID #8703861 | Sold | $515,000 |
Apr 26, 2025 Source: REcolorado as distributed by MLS GRID #8703861 | Pending | $515,000 |
Apr 24, 2025 Source: REcolorado as distributed by MLS GRID #8703861 | Listed For Sale | $515,000 |
Jun 1, 1995 Source: N/A | Sold | $119,000 |
| Year | Property tax | Tax assessment |
|---|---|---|
| 2025 | $2,597 | $469,000 |
Home facts updated by county records
Market trends in Thornton
Last updated July 2026
Avg. sale price
$509K
$11KMoM
Sale-to-List Price
100.0%
Price per sq ft
$228
$6MoM
Available listings
614
41MoM
Around this home
What Locals Say about Northaven
At least 1 Trulia users voted on each feature.
100 % Say neighbors are friendly
100 % Say there are sidewalks
100 % Say streets are well-lit
100 % Say kids play outside
100 % Say it's dog friendly
100 % Say they plan to stay for at least 5 years
100 % Say yards are well-kept
100 % Say it's quiet
100 % Say it's walkable to grocery stores
100 % Say parking is easy
100 % Say car is needed
100 % Say people would walk alone at night
50 % Say it's walkable to restaurants
50 % Say there's holiday spirit
50 % Say there's wildlife
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections

© 2026 REcolorado® All rights reserved. Certain information contained herein is derived from information which is the licensed property of, and copyrighted by, REcolorado®. Some IDX listings have been excluded from this website. Click here for more information
Frequently asked questions about 4555 E 121st Court
- What is 4555 E 121st Court estimated to be worth?Trulia's estimated value for 4555 E 121st Court in Thornton, CO is $503,900.
- What is the price history for 4555 E 121st Court?4555 E 121st Court in Thornton, CO last sold for $515,000 in June 2025.
- Is Thornton a buyer's or seller's market?Thornton is currently a balanced market, based on recent for-sale activity.
- What's the median sale price in Thornton?The median sale price in Thornton is $509K. That is up $11K from the prior month.
- Does 4555 E 121st Court have air conditioning?Yes, 4555 E 121st Court in Thornton, CO has air conditioning.
- Does 4555 E 121st Court have laundry facilities?Yes, 4555 E 121st Court in Thornton, CO has laundry facilities.

