4855 Durham St, Boulder, CO 80301 Property Records

Boulder County property record for 4855 Durham St, Boulder, CO 80301

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.75 ba · 3,373 sqft · built 1970
Lot Size	0.196 acres (8,544 sqft)
Owner	2 Individual Names on Record
Last Sale	$175,000 (Mar 1995)
Tax Bill	$6,682 (2025)
Deeds & Mortgages	Dec 2021 Mortgage Mar 2017 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1463-12-4-03-010`

Property Details

APN / Parcel Number

Primary APN	`1463-12-4-03-010`
Alternative APNs	`R0038459` `0038459`

Interior

Bedrooms	4 Beds
Full Baths	2.75 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Building Area	3,373 sqft Living Area
Gross Area	3,804 sqft
1st Floor Area	787 sqft
Upper Floors Area	1,272 sqft
Basement Area	1,314 sqft
Finished Basement	546 sqft
Unfinished Basement	768 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1970
Effective Year Built	Effective 1995
Architectural Style	Split Level
Exterior Material	Brick Veneer
Construction Type	Frame
Roof Material	Asphalt
Lot Area	8,544 sqft (0.196 acres)
Garage Type	Attached
Garage Area	431 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	96 sqft
Deck Area	65 sqft
Patio Area	242 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0038459
Street Address	4855 DURHAM ST
City	BOULDER
State	CO
Zip	80301-4131
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SR
Legal Description	LOT 10 BLK 1 HEATHERWOOD 3
Legal Range	70
Legal Township	1N
Legal Section	12
Legal Subdivision	HEATHERWOOD 3 - BOV
Legal Block	1
Legal Lot Number	10
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1000
Census Tract	12709

Owner

Source: Boulder County records, as of September 18, 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 Record
Mailing Address	3656 31ST ST, B, SAN DIEGO, CA 92104-4256
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 29, 2021	Deed of Trust, Mortgage · Conventional Mortgage CARDINAL FINANCIAL COMPANY
Mar 9, 2017	Deed of Trust, Mortgage · Conventional Mortgage ETHOS LNDG
Feb 21, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 1, 1995 · Amount on Record
Deed Sale	Mar 1, 1995 · Amount on Record
Prior Sale	Oct 28, 1988 · Amount on Record
Deed Document Number	19951500842
Last Transfer Date	Aug 26, 2024
Transfer Doc	0004058335
Record Updated	Oct 29, 2026

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4855 DURHAM ST, BOULDER, CO 80301-4131
Transaction Type	Mortgage
Record Updated	Jan 17, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003937525
Date	Dec 29, 2021
Instrument	3937525

Lender

Name	CARDINAL FINANCIAL COMPANY
Type	Non-Lending Institution
Address	CHARLOTTE, NC 28273

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2052

March 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4855 DURHAM ST, BOULDER, CO 80301-4131
Document Number	0003580606
Instrument Date	Mar 9, 2017
Transaction Type	Mortgage
Record Updated	Jan 9, 2019
Title Company	HERITAGE TITLE COMPANY, HERITAGE TITLE CO.

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4855 DURHAM ST BOULDER CO 803014131, BOULDER, CO 80301-4131

Mortgage

Document Number	0003580606
Date	Mar 15, 2017
Instrument	3580606

Lender

Name	ETHOS LNDG
Address	SAN FRANCISCO, CA 94104

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 14, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.5%

February 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Feb 21, 2017
Property Address	4855 DURHAM ST, BOULDER, CO 80301-4131
Document Number	0003576108
Instrument Date	Feb 8, 2017
Instrument	3576108
Transaction Type	Transfer
Record Updated	Mar 10, 2017
Title Company	ATTORNEY ONLY

Transaction

Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4855 DURHAM ST BOULDER CO 803014131, BOULDER, CO 80301-4131

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$67,830 (+1.67%) Land $18,850 Building $48,980	$1,067,500 (-) Land $347,200 Building $720,300
2025	$6,682.00 (+26.89%)	$66,719 (+8.42%) Land $21,700 Building $45,019	$1,067,500 (+16.22%) Land $347,200 Building $720,300
2023	$5,266.00 (+2.51%)	$61,540 (+16.89%) Land $23,785 Building $37,755	$918,500 (+21.25%) Land $355,000 Building $563,500
2022	$5,137.00	$52,646 Land $17,458 Building $35,188	$757,500 Land $251,200 Building $506,300

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.

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
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	3 in force

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	Moderate above 60% of the US · above 48% of Colorado
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

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 161 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
CenturyLink DSL	140 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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