Property Report for 11742 Niagara St, Thornton, CO 80233

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11742 Niagara St, Thornton, CO 80233
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Property Details
  • Property Address 11742 Niagara St, Thornton, CO 80233
  • County Adams
  • Parcel ID R0183662
  • Legal description MAYFIELD SUBD AMND NO 1 BLK 12 LOT 14
  • School district Northglenn-Thornton School District 12
  • Acreage 0.25
  • Property class Single Family Residence
  • Zoning Subscribe
  • Square footage 3,283
  • Year built 2020
  • Bedrooms 5
  • Bathrooms 4

About the Property

11742 Niagara St is a single family residence in the city of Thornton, CO 80233. Located in the Northglenn-Thornton School District 12, which resides in Adams County, CO and built in 2020. This Single Family Residence sits on a 10,964 sq ft lot and features 5 bedrooms, 4 bathrooms and 3,283 sq ft of living space.

The most recent property tax for 11742 Niagara St was $8,529 with an estimated market value range of $638,480 to $651,379. This property was last sold on March 23, 2021 for $562,640.

Property Info

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Flood

Ownership

Land
  • Acres 0.25
  • Square Feet 10,964
Building
  • Units N/A
  • Year Built 2020
  • Effective Year Built N/A
  • Stories 2
  • # Fireplaces N/A
  • Garage/Carport 644 sq.ft.
Utilities
  • Cooling Central
  • Heating N/A
Interior
  • Square Footage
  • Living Area 3,283
  • Total Rooms 10
  • Bedrooms 5
  • Total Bathrooms 4
  • Full Bathrooms 4
Your Property Report will also include the following information:

Thornton Residential Market Stats

Median Sale Price $535,000 -7% YoY
Median Price/sq ft. $289
Adams County Median Sale Price $535,000 -7% YoY

See more Real Estate Trends for Thornton including home values, types of properties sold and transaction volumes.

Taxes and Assessments for 11742 Niagara St, Thornton

Tax Year Taxes Tax Assesed Value Exemptions
2024 $8,529 (-17.6%) $47,970 (-13.1%)

2023 $10,348 (+19.2%) $55,200 (+20.3%)

2022 $8,682 (+91.8%) $45,870 (+94.4%)

2021

2020

2019

2018

Access Full Tax & Assessment History for 11742 Niagara St, Thornton. View Tax Information

Sales History for 11742 Niagara St, Thornton

The most recent sale on 11742 Niagara St took place on Mar 22, 2021 and recorded on Mar 23, 2021 for $562,640. Sign up for full access to the complete sales history including potential flips, distressed sales and buyer and seller data.
Sale Date Recorded Date Buyer(s) Seller(s) Price Document ID

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Recently Sold Comparables
These are nearby recently sold properties that are similar to this property, base on available data.
Address Distance SqFt Sale Date Price $/SqFt
6836 E 118TH PL .12 mi 2,912 08/18/2025 $688,000 $236
6732 E 119TH AVE .15 mi 2,912 07/23/2025 $680,000 $234
11926 OLIVE ST .25 mi 3,283 04/30/2025 $735,000 $224
Active Mortgages and Equity Analysis
Date Recorded Position Original Amount Amortized Balance Loan Type Interest Rate Lender Lender Type

  • Total Estimated Debt:

  • Estimated Value from ATTOM AVM:

  • Available Equity:

  • Loan To Value Ratio:

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Total Estimated Debt

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Automated Valuation Models (AVM)
Our Property Reports contain multiple Automated Valuation Models showing low, median, and high values along with confidence scores.
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Market Value Estimate
Aug 19, 2025 Confidence Score: 99%
Low
Value
High
Rental Value Estimate ATTOM
Aug 25, 2025
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Various data sets have been provided by a third party or government source and are subject to change and possible errors. Depending on location and source, data may be missing or not available. Information is deemed reliable but not guaranteed to be accurate, up-to-date, or complete. Buyers, investors, and others are responsible for verifying the accuracy of all information.