3555 4th St, Boulder, CO 80304 Property Records

Boulder County property record for 3555 4th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	3 bd · 4.25 ba · 4,100 sqft · built 2021
Lot Size	0.355 acres (15,445 sqft)
Owner	2 Individual Names on File
Last Sale	$8,000,000 (Aug 2026)
Tax Bill	$19,464 (2025)
Deeds & Mortgages	Aug 2026 Sale & Mortgage Jan 2019 Line of Credit + 3 more
Flood Zone	Zone X (minimal risk)
APN	`1461-24-2-12-006`

Property Details

APN / Parcel Number

Primary APN	`1461-24-2-12-006`
Alternative APNs	`R0033198` `0033198`

Interior

Bedrooms	3 Beds
Full Baths	4.25 Baths
Half Baths	2 Half Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	4,100 sqft Living Area
Gross Area	4,975 sqft
1st Floor Area	2,465 sqft
Upper Floors Area	992 sqft
Basement Area	934 sqft

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2021
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Other
Lot Area	15,445 sqft (0.355 acres)
Garage Type	Attached
Garage Area	875 sqft

Exterior Amenities

Porch	Slab
Porch Area	261 sqft
Deck Area	247 sqft
Patio Area	511 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0033198
Street Address	3555 4TH ST
City	BOULDER
State	CO
Zip	80304-1703
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 6 & UND 1/4 INT OUTLOT A SILVER LAKE
Legal Range	71
Legal Township	1N
Legal Section	24
Legal Subdivision	SILVER LAKE SUB - BO
Legal Block	2
Legal Lot Number	6
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2010
Census Tract	12101

Owner

Source: Boulder County assessment roll, as of June 15, 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	3555 4TH ST, BOULDER, CO 80304-1703
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Aug 3, 2026	Warranty Deed, Transfer · Conventional Mortgage HERITAGE TITLE LT, HERITAGE TITLE
Jan 31, 2019	Deed of Trust, Mortgage · Line of Credit CENTRAL BANK
Oct 26, 2017	Quit Claim Deed, Transfer Quitclaim
Aug 14, 2017	Trustee's Deed, Construction Loan · Line of Credit CENTRAL BK
Jul 5, 2017	Warranty Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Aug 3, 2026 · Amount on Record
Deed Sale	Aug 3, 2026 · Amount on Record
Prior Sale	Jul 5, 2017 · Amount on Record
Deed Document Number	20264142189
Prior Transfer Date	Oct 25, 2017
Prior Transfer Doc	0003622261
Record Updated	Sep 20, 2026

August 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Aug 3, 2026
Property Address	3555 4TH ST, BOULDER, CO 80304-1703
Document Number	0004142189
Instrument Date	Jul 30, 2026
Instrument	20264142189
Transaction Type	Transfer
Record Updated	Aug 13, 2026
Title Company	HERITAGE TITLE LT, HERITAGE TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$80,800.00
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	3555 4TH ST, BOULDER, CO 80304-1703

Mortgage

Document Number	0004142190,
Date	Aug 3, 2026
Instrument	20264142190

Lender

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	107 Months
Due	Jul 28, 2035

Interest

Rate	4.5%
Max Rate	-1%

January 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3555 4TH ST, BOULDER, CO 80304-1703
Transaction Type	Mortgage
Record Updated	Mar 31, 2022
Title Company	FIRST AMERICAN TITLE INS CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003696167
Date	Jan 31, 2019
Instrument	3696167

Lender

Name	CENTRAL BANK
Type	Bank
Address	SIOUX CITY, IA 51101

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	18 Months
Due	Jul 24, 2020

October 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Oct 26, 2017
Property Address	3555 4TH ST, BOULDER, CO 80304-1703
Document Number	0003622261
Instrument Date	Oct 25, 2017
Instrument	3622261
Transaction Type	Transfer
Record Updated	Nov 6, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	3055 CARNEGIE DR BOULDER CO 803055711, BOULDER, CO 80305-5711

August 2017: Trustee's Deed, Construction Loan

Document Type	Trustee's Deed
Jurisdiction	BOULDER CO
Recording Date	Aug 14, 2017
Property Address	3555 4TH ST, BOULDER, CO 80304-1703
Instrument Date	Jul 21, 2017
Instrument	3608957
Transaction Type	Construction Loan
Record Updated	Aug 21, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	3055 CARNEGIE DR BOULDER CO 803055711, BOULDER, CO 80305-5711

Mortgage

Document Number	0003608957
Date	Aug 14, 2017
Instrument	3608957

Lender

Name	CENTRAL BK
Type	Bank
Address	SIOUX CITY, IA 51101

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	12 Months
Due	Aug 13, 2018

Interest

Rate Type	Adjustable Rate

July 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jul 5, 2017
Property Address	3555 4TH ST, BOULDER, CO 80304-1703
Document Number	0003601539
Instrument Date	Jun 23, 2017
Instrument	3601539
Transaction Type	Transfer
Record Updated	Jul 12, 2017
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$171.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	3055 CARREGE DR BOULDER CO 80305, BOULDER, CO 80305

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Municipality	Boulder City
Unified School District	Boulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$222,107 (+8.8%) Land $146,642 Building $75,465	$3,266,275 (-) Land $2,156,500 Building $1,109,775
2025	$19,464.00 (+21.54%)	$204,142 (+24.48%) Land $134,781 Building $69,361	$3,266,275 (+33.44%) Land $2,156,500 Building $1,109,775
2024	$16,015.00 (+5.44%)
2023	$15,189.00 (+569.71%)	$163,995 (+578.09%) Land $149,377 Building $14,618	$2,447,680 (+603.39%) Land $2,229,500 Building $218,180
2022	$2,268.00	$24,185 Land $23,919 Building $266	$347,984 Land $344,160 Building $3,824

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 63 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	63 in force
Nearby Flood Claims	25 (1990–2026)
Claims Outside the SFHA	17 of 25
Most Recent Claim	Jun 2026 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 16 claims

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	High above 85% of the US · above 89% of Colorado
Wildfire Likelihood	1% annual chance
Exposure	Direct burnable vegetation at the parcel

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF BOULDER serves 166,080 people · EPA ID CO0107152
Water Source	Surface water
Last State Inspection	Sep 2024
Lead	2 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Haloacetic acids resolved · Jul 2017
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 431 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Fixed Wireless	2,500 / 2,500
Lumen Technologies Fiber	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Live Wire Networks Fixed Wireless	250 / 100

May also be available: T-Mobile USA.

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