4521 E 121st Pl, Thornton, CO 80241
OFF MARKET

4521 E 121st Pl
Thornton, CO 80241

Northaven
  • 6 Beds
  • 3 Baths
  • 2,860 sqft

$504,500

Trulia Estimate
as of Jul 18, 2026
Est. Refi. Payment $2,883/mo*
Refinance Your Home

$504,500

Trulia Estimate
as of Jul 18, 2026
Est. Refi. Payment $2,883/mo*
Refinance Your Home
6 Beds
3 Baths
2,860 sqft

Local Information

  • Map ViewExplore the area around 4521 E 121st Pl.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

WoW! Large home in great neighborhood, located on cul-de-sac. Tons of potential. Bring your work gloves and build some sweat equity!
4521 E 121st Pl, Thornton, CO 80241 is a 6 bedroom, 3 bathroom, 2,860 sqft single-family home in Northaven, built in 1980. It last sold for $154,976 on Apr 18, 2011. It is currently off market. The Trulia Estimate is $504,500, with a rent estimate of $3,352/month.

Home Highlights

Parking
Garage
Outdoor
No Info
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 4521 E 121st Pl

Interior Features

Interior Details
BasementNumber of Rooms: 7
Heating & Cooling
Heating: Forced AirCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 2Floors: Other
Fireplace & Spa
Fireplace

Exterior Features

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

Property Information

Year Built
Year Built: 1980Year Updated: 1980
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Community

Units in Building: 1

Lot Information

Lot Area: 8276 sqft

Price History for 4521 E 121st Pl

DatePriceEventSource
04/18/2011$154,976Sold
N/A
03/03/2011$139,500PendingAgent Provided
02/26/2011$139,500Listed For SaleAgent Provided
03/09/2006$226,000Sold
N/A
05/30/2002$205,000Sold
N/A

Market trends in Thornton

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$498K
$13.83KMoM
Sale-to-List Price
100.0%
Price per sq ft
$234
$1MoM
Available listings
570
59MoM
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Property Tax and Assessment

Year2025
Tax$3,348
Assessment$474,000
Home facts updated by county records

Comparable Sales for 4521 E 121st Pl

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
4520 E 122nd Ct, Thornton, CO
0.08
Single-Family Home
$545,000
01/15/26
4
3.5
2,720
12244 Clermont Court, Thornton, CO
0.20
Single-Family Home
$460,000
08/11/25
4
3
2,262
12143 Dahlia Drive, Thornton, CO
0.13
Single-Family Home
$505,000
04/30/26
4
3
1,813
12152 Dahlia Drive, Thornton, CO
0.17
Single-Family Home
$480,000
03/19/26
4
3
1,721
12250 Cherry Street, Thornton, CO
0.15
Single-Family Home
$575,000
06/18/26
4
2.5
2,555
4465 E 122nd Avenue, Thornton, CO
0.17
Single-Family Home
$475,000
04/17/26
4
2
2,296
12172 Dahlia Drive, Thornton, CO
0.18
Single-Family Home
$475,000
12/31/25
4
3
1,813
4970 E 120th Place, Thornton, CO
0.23
Single-Family Home
$465,000
12/31/25
3
2.5
2,291
4860 E 120th Place, Thornton, CO
0.20
Single-Family Home
$504,000
09/02/25
4
2.5
1,965
12296 Birch Street, Thornton, CO
0.26
Single-Family Home
$480,000
08/18/25
4
3
1,603

Nearby homes

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Assigned Schools

These are the assigned schools for 4521 E 121st Pl.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

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

Apartments for Rent

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Explore by feature - Pet Friendly

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Explore by feature - Pool

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Explore by feature - Washer/dryer

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Explore by feature - Outdoor Space

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Homes for sale near 4521 E 121st Pl

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Off Market Homes Near 4521 E 121st Pl

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