3640 E  99th Ln, Thornton, CO 80229
OFF MARKET

3640 E 99th Ln
Thornton, CO 80229

North Hills
  • 3 Beds
  • 3 Baths
  • 2,437 sqft

$496,500

Trulia Estimate
as of Aug 9, 2026
Est. Refi. Payment $2,878/mo*

$496,500

Trulia Estimate
as of Aug 9, 2026
Est. Refi. Payment $2,878/mo*
3 Beds
3 Baths
2,437 sqft

Local Information

  • Map ViewExplore the area around 3640 E 99th Ln.
  • Schools5 Preschool Schools8 Elementary Schools6 Middle Schools5 High Schools
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1991
Living Area
2,437 sqft
Price/Sqft
$204
Parking
Garage

About this House

Beautiful, well cared for split-level home with an awesome floor plan in a well desired neighborhood! Great backyard landscaping features fenced in RV parking, dog run and shed. Central A/C and Champion windows installed 5 years ago. Carpet and water heater repl Dec 2012. New roof and exterior paint just completed by seller!
3640 E 99th Ln, Thornton, CO 80229 is a 3 bedroom, 3 bathroom, 2,437 sqft single-family home in North Hills, built in 1991. It last sold for $224,000 on Jan 8, 2014. It is currently off market. The Trulia Estimate is $496,500, with a rent estimate of $2,903/month.

Home Details for 3640 E 99th Ln

Interior Features

Heating & Cooling
Heating: Forced AirAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 4Floors: Tile, Carpet, Hardwood
Interior Details
Number of Rooms: 7Types of Rooms: Dining Room, Family Room
Fireplace & Spa
Fireplace

Exterior Features

Exterior Home Features
Roof: OtherExterior: WoodSprinkler System
Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Property Information

Year Built
Year Built: 1991Year Updated: 1991
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Community

Units in Building: 1

Lot Information

Lot Area: 6969 sqft

Price History for 3640 E 99th Ln

DatePriceEventSource
01/08/2014$224,000Sold
N/A
11/06/2013$249,000PriceChange
Agent Provided
10/08/2013$253,000PriceChange
Agent Provided
09/20/2013$257,500Listed For SaleAgent Provided

Market trends in Thornton

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

Year2025
Tax$3,247
Assessment$503,000
Home facts updated by county records

Comparable Sales for 3640 E 99th Ln

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.15
Single-Family Home
$320,000
06/30/26
3
3
2,171
0.19
Single-Family Home
$479,500
05/05/26
3
2
1,745
0.12
Single-Family Home
$471,000
04/20/26
3
2
1,268
0.08
Single-Family Home
$625,000
02/24/26
4
3.5
3,172
0.23
Single-Family Home
$440,000
05/13/26
3
2
1,711
0.19
Single-Family Home
$445,000
12/30/25
3
2
1,678
0.21
Single-Family Home
$607,000
09/08/25
4
2.5
3,366
0.11
Single-Family Home
$600,000
04/24/26
5
3.5
3,219
0.26
Single-Family Home
$417,500
08/26/25
3
2
1,296
0.12
Single-Family Home
$475,000
08/04/26
3
2
2,128

Nearby homes

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Assigned Schools

These are the assigned schools for 3640 E 99th Ln.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 3640 E 99th Ln

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Off Market Homes Near 3640 E 99th Ln

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Frequently asked questions about 3640 E 99th Ln

  • What is 3640 E 99th Ln estimated to be worth?
    Trulia's estimated value for 3640 E 99th Ln in Thornton, CO is $496,500.
  • What is the price history for 3640 E 99th Ln?
    3640 E 99th Ln in Thornton, CO last sold for $224,000 in January 2014.
  • Is Thornton a buyer's or seller's market?
    Thornton is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Thornton?
    The median sale price in Thornton is $498K. That is up $13.83K from the prior month.
  • Does 3640 E 99th Ln have air conditioning?
    Yes, 3640 E 99th Ln in Thornton, CO has air conditioning.
  • How big is the lot at 3640 E 99th Ln?
    The lot at 3640 E 99th Ln in Thornton, CO is about 0.16 acres (6,969 sq ft).