Xome Value®
The estimated value of your home calculated using our proprietary formulas and various currently available property data.
1
The estimated value of your home calculated using our proprietary formulas and various currently available property data.
$686,361
+2.2%
Since Aug 2024
Range: $617,865-$746,831
Evaluated July 9, 2025
1 Year
5 Years
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Property Facts
13811 Fillmore St, Thornton, CO is a single family home that contains 2,601 Sq. Ft. and was built in 2003. It contains 4 bedrooms and 4 bathrooms. This home last sold for $380,000 on 10/23/2014.
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County:ADAMS
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Year Built:2003
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Living Area:2,601 Sq. Ft.
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Lot Size:7,841 Sq. Ft.
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Zone:-
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Parcel:1573-24-3-08-014
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Bedrooms:4
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Bathrooms:4
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Owner:BRETTILLO ERIC; BRETTILLO VALERIE
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Property History
Tax History
Year
Taxes
Total Assessment
2018
$3,715 (0%)
$32,290 (0%)
2017
$3,715 (0%)
$32,290 (0%)
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Comparable Homes
Sales in a non-disclosure state
Address
Sold Price
Details
13811 Fillmore St
Thornton, CO 80602
This Property
-
4 Bed
4 Bath
2,601 Sq. Ft.
2003 Year Built
1
13821 Detroit Street
Thornton, CO 80602
$705,000
5 Bed
4 Bath
3,211 Sq. Ft.
2004 Year Built
2
2762 E 139th Drive
Thornton, CO 80602
$630,000
6 Bed
4 Bath
2,576 Sq. Ft.
2002 Year Built
3
13841 Detroit Street
Thornton, CO 80602
$749,999
5 Bed
5 Bath
3,568 Sq. Ft.
2003 Year Built
4
2795 Signal Creek Drive
Thornton, CO 80241
$690,000
5 Bed
3 Bath
2,711 Sq. Ft.
1997 Year Built
5
13419 Lafayette Street
Thornton, CO 80241
$685,000
4 Bed
3 Bath
2,521 Sq. Ft.
1996 Year Built
6
14058 Garfield Street
Thornton, CO 80602
$554,000
4 Bed
3 Bath
2,371 Sq. Ft.
2014 Year Built
7
13783 Detroit Street
Thornton, CO 80602
$715,000
5 Bed
4 Bath
3,655 Sq. Ft.
2003 Year Built
8
2667 E 132nd Avenue
Thornton, CO 80241
$595,000
4 Bed
4 Bath
2,418 Sq. Ft.
1997 Year Built
9
4290 Cottonwood Lakes Boulevard
Thornton, CO 80241
$570,000
4 Bed
3 Bath
2,146 Sq. Ft.
1991 Year Built
10
13875 Fillmore Street
Thornton, CO 80602
$649,900
3 Bed
3 Bath
2,092 Sq. Ft.
2003 Year Built
Sales in a non-disclosure state
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Market Trends
Thornton
80602
Median Sold Price
The median sold price is the middle price of all the properties that have actually been sold within a specific period.
Using the median sold price can provide valuable insights into actual market transactions and buyer behavior.
Jul 2024
$530,000
Jun 2025
$529,500
Change
-0.1%
1 Year
2 Years
5 Years
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Median Sales Price Per Square Foot
Median Sales Price Per Square Foot provides a quick, high-level way to evaluate appreciation or depreciation of property
values over time in the selected area. Using the price per square foot can help you estimate a property's market value.
1 Year
2 Years
5 Years
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Average Days on Market
Average Days on Market represent the average number of days a property takes to sell. Using Average Days on Market
can help provide insights into the speed at which properties are selling in a particular area or market.
Jul 2024
62 Days
Jun 2025
68 Days
Change
+9.7%
1 Year
2 Years
5 Years
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Supply and Demand
The following chart shows the relationship between properties for sale (supply) and properties sold (demand) in the
specified market, where available.
For Sale
Sold
1 Year
2 Years
5 Years
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Months of Supply
This chart shows how many months it would take to sell the available inventory in the specified market. A higher Months of
Supply generally indicates a buyer's market while a lower Months of Supply generally indicates a seller's market.
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2 Years
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Area Statistics
People
ZIP (80602)
City (Thornton)
Population
33,077
140,538
Population Density
1,099.7
3,980.6
People Per Household
3.2
2.9
Median Age
38.2
33.7
Median Household Income
$130,101
$86,818
Average Income
$47,622
$35,181
Economy
ZIP (80602)
City (Thornton)
Unemployment
2.70%
2.40%
Recent Job Growth
0.59%
0.59%
Future Job Growth
45.21%
45.66%
Sales Tax
8.50%
8.75%
Income Tax
4.55%
4.55%
Cost of Living Index
150.8
135.1
Environment
ZIP (80602)
City (Thornton)
Altitude
5177
5348
Rainfall (Inches Annually)
14.9
15.5
Snowfall (Inches Annually)
44
46
January Avg. Low Temp
16.8
17.8
July Avg. High Temp
89.9
90.1
Days of Precipitation Annually
76
77
Days Mostly Sunny Annually
245
245
Comfort Index (During Hot Weather)
7
7
Source: Sperling's Best Places
Nearby Schools
Rating
School Name
Grades
Distance
K-5
0.4 mi
6-8
0.5 mi
9-12
1.4 mi
Data provided by GreatSchools.org © 2025.
All rights reserved.
