See Home Value
Thornton 80229
10099 Williams St
$550,000
● House - Off Market

10099 Williams St

Thornton, CO 80229
bedrooms
3 Beds
bathrooms
2 Baths
square feet
2,400 Ft²
$3,106
Est. Monthly
$50
HOA / Fees

About This Property

Beautifully remodeled 3-bedroom, 2-bath ranch-style home featuring modern finishes and a thoughtfully designed open-concept layout. The inviting living room showcases a stunning custom fireplace with built-in cabinetry and shelving, creating a warm and stylish focal point perfect for relaxing or entertaining.

The kitchen features beautiful oak cabinetry paired with quartz countertops, blending timeless character with modern upgrades. The spacious primary suite is a true retreat, offering a large bedroom, walk-in closet, and a luxurious five-piece bathroom with sleek, contemporary finishes. Two additional bedrooms provide comfortable space for family, guests, or a home office.

The unfinished basement offers endless potential for additional living space, a gym, storage, or future customization.

Outside, you'll find a large driveway, two-car garage, and fully paid-off solar panels, adding both convenience and energy efficiency. Conveniently located near major highways, dining, and shopping, this home combines modern upgrades with everyday functionality.
Unit Size
2,400 Ft²
Days on Market
-
Land Size
0.18 acres
Price per sqft
$233
Property Type
House
Property Taxes
$311
HOA Dues
$50
Year Built
2002

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Last updated: 3 months ago (REcolorado MLS #IRE8205673)

Price History

Date / Event Date Event Price
Apr 10, 2026 Sold
Sold
Mar 9, 2026 In contract -
In contract
Mar 5, 2026 Listed $559,000
Listed
Sep 1, 2025 Listed by Sold Entered for Comps Only $355,000
Listed by Sold Entered for Comps Only
Apr 24, 2003 Sold
Sold

Property Highlights

Garage
Air Conditioning
Fireplace

Building Info

Overview

    General

  • Year Built: 2002
  • Effective Year Built: 2002
  • Building Count: 1
  • Total Rooms: 5
  • Bedroom Count: 2
  • Bathroom Count: 2
  • Full Bathrooms: 2
  • Partial Bathrooms: 2
  • Bathroom Plumbing Fixtures: 11
  • Building Condition: 6
  • Building Quality: 7
  • Construction Type: 6
  • Building Style: 11
  • Exterior Walls Type: 19
  • Interior Walls Type: 3
  • Roof Shape Type: 1
  • Roof Cover Type: 3
  • Floor Count: 100
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 8
  • Basement Area: 872
  • Garage Type: 1
  • Garage Square Area: 400
  • Parking Space Count: 2
  • Patio Type: 20
  • Porch Type: 8
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 7,751
  • Total Building Area: 2,800
  • Gross Building Area: 2,800
  • Building Area: 1,528
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 1
  • Heating: 4
  • Heated Square Feet: 1,528
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: LAMBERTSON LAKES
  • Land Acres: 0000000178
  • Standard Land Use Code: 1001
  • County Land Use Code: 1112
  • Legal Description 1: SUB:LAMBERTSON LAKES SUBD BLK:13 LOT:19

Neighborhood

  • School District Name: Northglenn-Thornton School District 12
  • School Tax School District: SD 12
  • Census Tract: 009204

Geography

  • Assessors Map Reference: 194-V
  • Account Number: R0145100
  • Parcel: R0145100
  • Block: 13
  • Lot: 19
  • Meridian: SEC 14 QTR 1 TWN 02S RNG 68W
  • Latitude: 39.8803
  • Longitude: -104.966

    Address

  • Full Address: 10099 Williams St
  • Address - House Number: 10099
  • Address - Street Name: Williams
  • Address - Suffix Type: St
  • State: CO
  • City Name: Thornton
  • Carrier Code: C027
  • 4-Digit Zip Code: 3979
  • Zip Code: 80229

Valuation

    Tax

  • Total Area: 2,400
  • Tax Year: 2022
  • Tax Amount: $403,524
  • Tax Rate Code Area: 18-182

    Appraisal Valuation

  • Standard Deviation: 0.1231
  • Valuation Date: May 17, 2023
  • Confidence Score: 86
  • Final Value: 566,323
  • High Value: 636,045
  • Low Value: 496,601

    Market Valuation

  • Market Total Value: $563,000
  • Market Land Value: $120,000
  • Market Improvement Value: $443,000

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $38,090
  • Assessed Land Value: $8,120
  • Assessed Improvements Value: $29,970

    Sales

  • Current Sale Contract Date: Apr 22, 2003
  • Current Sale Recording Date: Apr 24, 2003
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: C1132371
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Thornton


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Frequently Asked Questions

When was property at 10099 Williams Street built and last sold?
The property at 10099 Williams Street was built in 2002 and last sold on Apr 22, 2003 for $233,091.
How much is this home worth?
The estimated value of the home located at 10099 Williams Street is $0.
What are some comparable homes to 10099 Williams Street?
There are currently no comparable homes to 10099 Williams Street.