7643 E 121st Dr, Thornton, CO 80602
OFF MARKET

7643 E 121st Dr
Thornton, CO 80602

King Ranch Estates
  • 3 Beds
  • 2 Baths
  • 1,948 sqft (on 0.33 acres)

$629,700

Trulia Estimate
as of Aug 14, 2026
Est. Refi. Payment $3,593/mo*
Refinance Your Home

$629,700

Trulia Estimate
as of Aug 14, 2026
Est. Refi. Payment $3,593/mo*
Refinance Your Home
3 Beds
2 Baths
1,948 sqft
(on 0.33 acres)

Home Value

Trulia Estimate
$630K
Since last month
Decreased$4K (-0.6%)
Since last year
Decreased$16K (-2.5%)
Since last sale
Increased$281K (+80.5%)
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 +47% in the last 10 years
MonthEstimated value
2026
August 2026$630K
July 2026$631K
June 2026$634K
May 2026$634K
April 2026$639K
March 2026$634K
February 2026$626K
January 2026$616K
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
7410 E 123rd Avenue, Thornton, CO
0.21
Single-Family Home
$632,500
10/27/25
3
2.5
3,774
7832 E 123rd Place, Thornton, CO
0.26
Single-Family Home
$596,000
10/31/25
4
2.5
2,762
12136 Newport Drive, Brighton, CO
0.53
Single-Family Home
$416,800
02/25/26
3
2
1,491
12337 Rosemary Street, Thornton, CO
0.23
Single-Family Home
$675,000
03/20/26
4
2.5
3,650
12534 Oneida Way, Thornton, CO
0.62
Single-Family Home
$629,000
10/31/25
3
2
1,674
12339 Syracuse Street, Thornton, CO
0.26
Single-Family Home
$660,000
03/10/26
4
2.5
3,650
6811 E 120th Dr, Brighton, CO
0.54
Single-Family Home
$485,000
01/26/26
3
2
1,590
12317 Rosemary St, Thornton, CO
0.21
Single-Family Home
$650,000
07/31/26
5
4
2,983
12123 Monaco Drive, Brighton, CO
0.64
Single-Family Home
$462,000
02/17/26
3
2
1,799
12127 Newport Drive, Brighton, CO
0.56
Single-Family Home
$515,000
03/09/26
4
2
1,782

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
7582 E 121st Drive, Thornton, CO 80602
0.04
$830,000
5
5.5
4,977
Recently Sold
7585 E 121st Place, Thornton, CO 80602
0.05
$686,600
4
3.5
5,353
Off Market
7613 E 121st Drive, Thornton, CO 80602
0.02
$643,500
4
3.5
3,809
Off Market
7647 E 122nd Avenue, Thornton, CO 80602
0.10
$825,000
5
3.5
6,180
Recently Sold
7567 E 122nd Avenue, Thornton, CO 80602
0.11
$785,000
4
4.5
4,575
Recently Sold
12121 Spruce Street, Thornton, CO 80602
0.08
$990,400
4
4.5
5,880
Off Market
7588 E 122nd Pl, Thornton, CO 80602
0.13
$706,200
4
2.5
4,575
Off Market
12214 Roslyn St, Thornton, CO 80602
0.13
$682,200
3
3.5
3,937
Off Market
12233 Roslyn St, Thornton, CO 80602
0.18
$857,700
5
4
6,180
Off Market
7530 E 123rd Avenue, Thornton, CO 80602
0.20
$760,600
5
4.5
4,456
Off Market
7410 E 123rd Avenue, Thornton, CO 80602
0.21
$632,500
3
2.5
3,774
Recently Sold
12337 Rosemary Street, Thornton, CO 80602
0.23
$675,000
4
2.5
3,650
Recently Sold

Local Information

  • Map ViewExplore the area around 7643 E 121st Dr.
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Home Highlights

Property Type
Single-Family Home
Year Built
2007
Lot Size
0.33 acres
Living Area
1,948 sqft
Price/Sqft
$323
Parking
Garage

About this House

This single-family home is located at 7643 E 121st Dr, Thornton, CO. 7643 E 121st Dr is in the King Ranch Estates neighborhood in Thornton, CO and in ZIP code 80602. This property has 3 bedrooms, 2 bathrooms and approximately 1,948 sqft of floor space. This property has a lot size of 0.33 acres and was built in 2007.
7643 E 121st Dr, Thornton, CO 80602 is a 3 bedroom, 2 bathroom, 1,948 sqft single-family home in King Ranch Estates, built in 2007. It last sold for $348,848 on Jul 18, 2007. It is currently off market. The Trulia Estimate is $629,700, with a rent estimate of $2,859/month.

Home Details for 7643 E 121st Dr

Interior Features

Interior Details
BasementNumber of Rooms: 6
Heating & Cooling
Heating: OtherAir ConditioningHeating Fuel: Other
Levels, Entrance, & Accessibility
Stories: 1Floors: Other

Exterior Features

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

Property Information

Year Built
Year Built: 2007Year Updated: 2007
Property Type / Style
Property Type: Single Family HomeArchitecture: ranch

Lot Information

Lot Area: 0.33 acres

Price and Tax history

DateEventPrice
Jul 18, 2007
Source: N/A
Sold
$348,848

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
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Around this home

Neighborhood Overview

King Ranch Estates
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about King Ranch Estates

At least 2 Trulia users voted on each feature.

  • 100 % Say parking is easy

  • 100 % Say it's dog friendly

  • 100 % Say they plan to stay for at least 5 years

  • 100 % Say there's holiday spirit

  • 100 % Say yards are well-kept

  • 100 % Say it's quiet

  • 100 % Say there are sidewalks

  • 100 % Say car is needed

  • 86 % Say neighbors are friendly

  • 75 % Say kids play outside

  • 67 % Say people would walk alone at night

  • 67 % Say there's wildlife

  • 67 % Say streets are well-lit

  • 50 % Say there are community events

  • 33 % Say it's walkable to grocery stores

  • 33 % Say it's walkable to restaurants

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Explore by feature - Pet Friendly

151 pet-friendly rentals in Thornton, CO

Explore by feature - Garage

133 rentals with a garage in Thornton, CO

Explore by feature - Air Conditioning

180 rentals with air conditioning in Thornton, CO

Explore by feature - Pool

102 rentals with a pool in Thornton, CO

Explore by feature - Washer/dryer

157 rentals with a washer/dryer in Thornton, CO

Explore by feature - Outdoor Space

50 rentals with an outdoor space in Thornton, CO

Homes for sale near 7643 E 121st Dr

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Off Market Homes Near 7643 E 121st Dr

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Frequently asked questions about 7643 E 121st Dr

  • What is 7643 E 121st Dr estimated to be worth?
    Trulia's estimated value for 7643 E 121st Dr in Thornton, CO is $629,700.
  • What is the price history for 7643 E 121st Dr?
    7643 E 121st Dr in Thornton, CO last sold for $348,848 in July 2007.
  • 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.
  • How big is the lot at 7643 E 121st Dr?
    The lot at 7643 E 121st Dr in Thornton, CO is about 0.33 acres (14,544 sq ft).
  • Does 7643 E 121st Dr have a garage?
    Yes, 7643 E 121st Dr in Thornton, CO has a garage.