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11702 Niagara St, Thornton (Denver), CO 80233 Property Records

Adams County property record for 11702 Niagara St, Thornton, CO 80233 · Last verified February 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms3 Baths
Year BuiltBuilt 2021
Square Footage2,585 sqft Living Area
Lot Size7,789 sqft (0.178 acres)
OccupancyOwner Occupied
Last Sale$611,211 (2021)
Tax Bill$5,052.00 (2025)

Property Details

APN / Parcel Number

Primary APNR0183666
Alternative APN
  • 0172105110028

Interior

Bedrooms4 Beds
Full Baths3 Baths
Plumbing Fixtures11 Plumbing Fixtures
Total Rooms9 Rooms
Building Area2,585 sqft Living Area
Basement Area1,235 sqft Basement
Stories2 Stories
Interior StructureWallboard/Drywall Interior Structure
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 2021
Exterior MaterialAluminum/Vinyl Exterior
Construction TypeFrame Construction
Roof ConstructionGable Roof Construction
Roof MaterialComposition Shingle Roof
Lot Area7,789 sqft (0.178 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area486 sqft Garage
PorchPorch

Utilities and HVAC

Cooling SystemCentral Cooling

Location & Zoning

Account NumberR0183666
Street Address11702 NIAGARA ST
CityTHORNTON
StateCO
Zip80233-5884
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionMAYFIELD SUBD AMND NO 1 BLK 12 LOT 10
Legal SubdivisionMAYFIELD SUBDIVISON
Legal Block12
Legal Lot Number10
JurisdictionADAMS CO
Minor Civil DivisionWEST ADAMS
Census Blockgroup3
Census Block3014
Census Tract8550

Owner

Source: Adams County records · APN R0183666

Assessment roll updated August 25, 2025 · Last verified February 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Owner on File
Mailing Address11702 NIAGARA ST, THORNTON, CO 80233-5884
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Jun 15, 2021Special Warranty Deed, Transfer · Conventional Mortgage
GUARANTEED RATE AFFINITY LLC
Oct 17, 2017Grant Deed, Transfer
ATTORNEY ONLY
Sep 21, 2017Grant Deed, Transfer

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Jun 15, 2021
  • Deed Sale Price on Jun 15, 2021
Deed Doc Number2021000071761
Record RefreshedJun 08, 2026

June 2021: Special Warranty Deed, Transfer

Document TypeSpecial Warranty Deed
JurisdictionADAMS CO
Recording DateJun 15, 2021
Property Address11702 NIAGARA ST, THORNTON, CO 80233-5884
Document Number0000071761
Instrument DateJun 14, 2021
Instrument2021000071761
Transaction TypeTransfer
Record UpdatedSep 18, 2023
Title CompanyPARKWAY TITLE INC, PARKWAY TITLE LLC

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$61.12
Amount AccuracyFull Amount Stated
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name
Address8390 E #650650, 650650, ENGLEWOOD, CO 80111

Transferred To (Grantee/Buyer)

NameVerified Name
Address11702 NIAGARA ST, THORNTON, CO 80233-5884
InvestorPossibly a Property Investor

Mortgage

Document Number0000071762
DateJun 15, 2021
Instrument2021000071762
Lender
NameGUARANTEED RATE AFFINITY LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJul 01, 2051

October 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionADAMS CO
Recording DateOct 17, 2017
Property Address11702 NIAGARA ST, THORNTON, CO 80233-5884
Document Number0000091002
Instrument DateOct 16, 2017
Instrument91002
Transaction TypeTransfer
Record UpdatedNov 01, 2017
Title CompanyATTORNEY ONLY

Transaction

AmountAmount Recorded
Tax$750.00
Additional
  • Arms Length Transaction
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address8390 E CRESCENT PKWY #650 GREENWOOD VILLAGE CO 801112940, 650, GREENWOOD VILLAGE, CO 80111-2940
InvestorPossibly a Property Investor

September 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionADAMS CO
Recording DateSep 21, 2017
Property Address11702 NIAGARA ST, THORNTON, CO 80233-5884
Document Number0000082726
Instrument DateSep 21, 2017
Instrument82726
Transaction TypeTransfer
Record UpdatedSep 27, 2017

Transaction

Tax$0.00
Additional
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address12460 1ST ST EASTLAKE CO 80614, EASTLAKE, CO 80614

Tax Assessment & Valuation

Source: Adams County records · Assessment roll updated August 25, 2025 · Last verified February 2026

Property Jurisdictions

TypeName
StateColorado
CountyAdams County
MunicipalityThornton City
Unified School DistrictAdams 12 Five Star Schools (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$5,052.00 (-44.59%)$41,690 (-14.29%) Land $8,440 Building $33,250$667,000 (-7.23%) Land $135,000 Building $532,000
2023$9,118.00 (+19.66%)$48,640 (+20.81%) Land $7,440 Building $41,200$719,000 (+24.13%) Land $110,000 Building $609,000
2022$7,620.00$40,260 Land $14,600 Building $25,660$579,229 Land $210,000 Building $369,229

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