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639 3rd Ave, Lyons, CO 80540 Property Records

Boulder County property record for 639 3rd Ave, Lyons, CO 80540 · Last verified June 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 1.75 ba · 2,388 sqft · built 1930
Lot Size0.274 acres (11,945 sqft)
OwnerIndividual Name on File
Last Sale$499,000 (Aug 2013)
Tax Bill$6,896 (2025)
Deeds & MortgagesAug 2022 Sale & Mortgage
Nov 2021 Mortgage
+ 2 more
Flood ZoneZone X (minimal risk)
APN1203-18-4-65-001

Property Details

APN / Parcel Number

Primary APN1203-18-4-65-001
Alternative APNs
  • R0513318
  • R0050229

Interior

Bedrooms4 Beds
Full Baths1.75 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories2 Stories
Building Area2,388 sqft Living Area
Gross Area2,856 sqft
1st Floor Area1,183 sqft
Upper Floors Area737 sqft
Basement Area936 sqft
Finished Basement468 sqft
Unfinished Basement468 sqft
Interior WallsPlaster

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 2000
Architectural StyleA-Frame
Exterior MaterialCombination
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area11,945 sqft (0.274 acres)

Exterior Amenities

PorchPorch
Porch Area66 sqft
Deck Area228 sqft
Patio Area441 sqft

Utilities, Heating & Cooling

Heating SystemHot Water

Location & Zoning

Account NumberR0513318
Street Address639 3RD AVE
CityLYONS
StateCO
Zip80540-5050
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 1 KELLING AMENDED PLAT
Legal Range70
Legal Township3N
Legal Section18
Legal SubdivisionKELLING AMENDED PLAT
Legal Block3
Legal Lot Number1
JurisdictionBOULDER CO
Township / Civil DivisionLONGMONT
Census Block Group3
Census Block3004
Census Tract13601

Owner

Source: Boulder County records · APN 1203-18-4-65-001

Assessment roll updated June 15, 2026 · Last verified June 2026

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

Owner of RecordIndividual Name on File
Mailing AddressPO BOX 1953, LYONS, CO 80540-1953
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Aug 30, 2022Special Warranty Deed, Transfer · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Nov 17, 2021Deed of Trust, Mortgage · Conventional Mortgage
CHICAGO MORTGAGE SOLUTIONS CORP
Sep 27, 2019Deed of Trust, Mortgage · Conventional Mortgage
PARAMOUNT RESID'L MTG
Aug 07, 2018Deed of Trust, Mortgage · Conventional with PMI
MICHIGAN MUTUAL

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleAug 06, 2013 · Amount on Record
Deed SaleAug 06, 2013 · Amount on Record
Deed Document Number20133333278
Prior Transfer DateOct 27, 1998
Prior Transfer Doc0001865233
Record UpdatedSep 20, 2026

August 2022: Special Warranty Deed, Transfer

Document TypeSpecial Warranty Deed
JurisdictionBOULDER CO
Recording DateAug 30, 2022
Property Address639 3RD AVE, LYONS, CO 80540-5050
Document Number0003979024
Instrument DateAug 29, 2022
Instrument3979024
Transaction TypeTransfer
Record UpdatedSep 07, 2022
Title CompanyLAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE CO

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$75.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
AddressPO BOX 153, LYONS, CO 80540-0153

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address639 3RD AVE, LYONS, CO 80540-5050

Mortgage

Document Number0003979025
DateAug 30, 2022
Instrument3979025
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 01, 2052

November 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address639 3RD AVE, LYONS, CO 80540-5050
Transaction TypeMortgage
Record UpdatedDec 03, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0003929125
DateNov 17, 2021
Instrument3929125
Lender
NameCHICAGO MORTGAGE SOLUTIONS CORP
TypeMortgage Company
AddressDES PLAINES, IL 60018
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term301 Months
DueDec 01, 2046

September 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address639 3RD AVE, LYONS, CO 80540-5050
Document Number0003747323
Instrument DateSep 27, 2019
Transaction TypeMortgage
Record UpdatedNov 20, 2019
Title CompanyOTHER

Transferred To (Grantee/Buyer)

NameVerified Name
Address639 3RD AVE LYONS CO 80540, LYONS, CO 80540

Mortgage

Document Number0003747323
DateNov 06, 2019
Instrument3747323
Lender
NamePARAMOUNT RESID'L MTG
TypeMortgage Company
AddressCORONA, CA 92879
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueNov 05, 2049

August 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address639 3RD AVE, LYONS, CO 80540-5050
Document Number0003671075
Instrument DateAug 07, 2018
Transaction TypeMortgage
Record UpdatedSep 03, 2018
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address639 3RD AVE LYONS CO 80540, LYONS, CO 80540

Mortgage

Document Number0003671075
DateAug 14, 2018
Instrument3671075
Lender
NameMICHIGAN MUTUAL
TypeFunding / Finance Company
AddressPORT HURON, MI 48060
Agreement
TypeConventional with PMI
AmountAmount Recorded
Term360 Months
DueAug 13, 2048

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026

Property Jurisdictions

TypeName
StateColorado
CountyBoulder County
MunicipalityLyons Town
Unified School DistrictSt. Vrain Valley School District RE 1J (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
2026$55,141 (+8.8%) Land $5,705 Building $49,436$810,900 (-) Land $83,900 Building $727,000
2025$6,896.00 (+13.05%)$50,682 (-8.98%) Land $5,244 Building $45,438$810,900 (-2.43%) Land $83,900 Building $727,000
2023$6,100.00 (+22.64%)$55,684 (+39.39%) Land $4,871 Building $50,813$831,100 (+44.59%) Land $72,700 Building $758,400
2022$4,974.00$39,949 Land $4,455 Building $35,494$574,800 Land $64,100 Building $510,700

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130136013, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Flood Insurance CostPremium on Record
median of 38 individual NFIP policies nearby
Nearby Flood Policies38 in force
30 of 38 on primary residences
Nearby Flood Claims62 (1978–2013)
Claims Outside the SFHA4 of 62
Most Recent ClaimDec 2013, other causes
Flood Events
  • Severe Storms, Flooding, Landslides, And Mudslides (Sep 2013), 47 claims

Wildfire

Wildfire RiskHigh
above 73% of the US · above 71% of Colorado
Wildfire LikelihoodAbout 1 in 358 per year
ExposureIndirect
within ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic DistrictWithin the Lyons Sandstone Buildings
listed 1980 · 13 contributing resources · NRIS 80000880

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

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