4545 E 121st Ct, Thornton, CO 80241
OFF MARKET

4545 E 121st Ct
Thornton, CO 80241

Northaven
  • 3 Beds
  • 2 Baths
  • 1,288 sqft

$456,300

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $2,625/mo*
Refinance Your Home

$456,300

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $2,625/mo*
Refinance Your Home
3 Beds
2 Baths
1,288 sqft

Home Value

Trulia Estimate
$456K
Since last month
$100 (0%)
Since last year
Decreased$13K (-2.7%)
Since last sale
Increased$248K (+120.5%)
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 +62% in the last 10 years
MonthEstimated value
2026
August 2026$454K
July 2026$454K
June 2026$461K
May 2026$464K
April 2026$462K
March 2026$463K
February 2026$459K
January 2026$451K
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
12135 Clermont Street, Thornton, CO
0.12
Single-Family Home
$475,000
08/03/26
3
1.5
1,280
12052 Eudora Court, Thornton, CO
0.16
Single-Family Home
$353,000
12/18/25
3
2
1,558
4460 E 122nd Court, Thornton, CO
0.15
Single-Family Home
$485,000
04/30/26
3
2
1,368
4395 E 122nd Avenue, Thornton, CO
0.25
Single-Family Home
$480,000
06/29/26
3
2
1,538
12187 Fairfax Street, Thornton, CO
0.24
Single-Family Home
$452,150
06/02/26
3
2
1,344
12386 Elm Way, Thornton, CO
0.24
Single-Family Home
$475,000
04/22/26
3
2
1,205
12160 Bellaire Street, Thornton, CO
0.26
Single-Family Home
$517,500
07/07/26
3
2
1,603
4501 E 121st Place, Thornton, CO
0.06
Single-Family Home
$530,000
05/01/26
3
2
2,271
12093 Eudora Ct, Thornton, CO
0.13
Single-Family Home
$508,000
08/11/26
3
3
1,813
12143 Dahlia Drive, Thornton, CO
0.12
Single-Family Home
$505,000
04/30/26
4
3
1,813

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
4555 E 121st Court, Thornton, CO 80241
0.01
$496,300
3
2.5
2,271
Off Market
4550 E 121st Place, Thornton, CO 80241
0.03
$444,600
4
2.5
2,760
Off Market
12120 Cherry Street, Thornton, CO 80241
0.06
$530,000
4
2.5
2,555
Off Market
4510 E 121st Place, Thornton, CO 80241
0.04
$521,700
3
3
2,271
Off Market
4501 E 121st Place, Thornton, CO 80241
0.06
$530,000
3
2
2,271
Recently Sold
4532 E 121st Way, Thornton, CO 80241
0.07
$545,800
3
3.5
2,555
Off Market
12160 Cherry Street, Thornton, CO 80241
0.08
$496,800
4
2.5
1,852
Off Market
4465 E 121st Place, Thornton, CO 80241
0.08
$496,000
4
2.5
2,200
Off Market
12180 Cherry Street, Thornton, CO 80241
0.10
$479,200
3
2.5
2,555
Off Market
4451 E 121st Court, Thornton, CO 80241
0.08
$530,900
3
2.5
2,555
Off Market
12050 Dahlia Drive, Thornton, CO 80241
0.11
$515,700
3
2
1,558
Off Market
12143 Dahlia Drive, Thornton, CO 80241
0.12
$505,000
4
3
1,813
Recently Sold

Local Information

  • Map ViewExplore the area around 4545 E 121st Ct.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1979
Living Area
1,288 sqft
Price/Sqft
$354
Parking
Garage

About this House

This single-family home is located at 4545 E 121st Ct, Thornton, CO. 4545 E 121st Ct is in the Northaven neighborhood in Thornton, CO and in ZIP code 80241. This property has 3 bedrooms, 2 bathrooms and approximately 1,288 sqft of floor space. This property has a lot size of 7405 sqft and was built in 1979.
4545 E 121st Ct, Thornton, CO 80241 is a 3 bedroom, 2 bathroom, 1,288 sqft single-family home in Northaven, built in 1979. It last sold for $206,000 on Jul 2, 2004. It is currently off market. The Trulia Estimate is $456,300, with a rent estimate of $2,634/month.

Home Details for 4545 E 121st Ct

Interior Features

Interior Details
BasementNumber of Rooms: 5
Heating & Cooling
Heating: Forced AirCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Other
Fireplace & Spa
Fireplace

Exterior Features

Exterior Home Features
Roof: CompositionExterior: Other
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1979Year Updated: 1979
Property Type / Style
Property Type: Single Family HomeArchitecture: ranch

Community

Units in Building: 1

Lot Information

Lot Area: 7405 sqft

Price and Tax history

DateEventPrice
Jul 2, 2004
Source: N/A
Sold
$206,000

Market trends in Thornton

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$509K
$11KMoM
Sale-to-List Price
100.0%
Price per sq ft
$228
$6MoM
Available listings
614
41MoM

Around this home

Neighborhood Overview

Northaven
See Local Highlights
Neighborhood stats provided by third party data sources.

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

Frequently asked questions about 4545 E 121st Ct

  • What is 4545 E 121st Ct estimated to be worth?
    Trulia's estimated value for 4545 E 121st Ct in Thornton, CO is $456,300.
  • What is the price history for 4545 E 121st Ct?
    4545 E 121st Ct in Thornton, CO last sold for $206,000 in July 2004.
  • 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 4545 E 121st Ct have air conditioning?
    Yes, 4545 E 121st Ct in Thornton, CO has air conditioning.
  • How big is the lot at 4545 E 121st Ct?
    The lot at 4545 E 121st Ct in Thornton, CO is about 0.17 acres (7,405 sq ft).

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Apartments for Rent

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Off Market Homes Near 4545 E 121st Ct

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