4638 Jameston St, Boulder, CO 80301 Property Records

Boulder County property record for 4638 Jameston St, Boulder, CO 80301

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.25 ba · 2,302 sqft · built 1975
Lot Size	0.181 acres (7,874 sqft)
Owner	Company Name on Record
Last Sale	$107,000 (Oct 1987)
Tax Bill	$4,494 (2025)
Deeds & Mortgages	Oct 2025 Transfer Mar 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1465-07-3-07-009`

Property Details

APN / Parcel Number

Primary APN	`1465-07-3-07-009`
Alternative APNs	`R0039249` `0039249`

Interior

Bedrooms	3 Beds
Full Baths	2.25 Baths
Half Baths	2 Half Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,302 sqft Living Area
Gross Area	2,937 sqft
1st Floor Area	1,098 sqft
Upper Floors Area	700 sqft
Basement Area	648 sqft
Finished Basement	504 sqft
Unfinished Basement	144 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1985
Exterior Material	Brick Veneer
Construction Type	Frame
Roof Material	Asphalt
Lot Area	7,874 sqft (0.181 acres)
Garage Type	Attached
Garage Area	491 sqft
Parking Spaces	2 Parking Spaces
Patio Area	216 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0039249
Street Address	4638 JAMESTON ST
City	BOULDER
State	CO
Zip	80301-4221
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SR
Legal Description	LOT 10 BLK 7 HEATHERWOOD 6
Legal Range	70
Legal Township	1N
Legal Section	12
Legal Subdivision	HEATHERWOOD 6 - BOV
Legal Block	7
Legal Lot Number	10
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1009
Census Tract	12709

Owner

Source: Boulder County records, as of September 18, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on Record
Mailing Address	4638 JAMESTON ST, BOULDER, CO 80301-4221
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Revocable Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 1, 2025	Intrafamily Transfer, Transfer
Mar 30, 2021	Deed of Trust, Mortgage · Conventional Mortgage AMERICAN FINANCIAL NETWORK INC
Apr 7, 2017	Deed of Trust, Mortgage · Conventional Mortgage DITECH FINANCIAL LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 23, 1987 · Amount on Record
Deed Sale	Oct 23, 1987 · Amount on Record
Prior Sale	Dec 18, 1986 · Amount on Record
Deed Document Number	1987884749
Last Transfer Date	Jan 18, 2006
Transfer Doc	0002753306
Record Updated	Oct 29, 2026

October 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Oct 1, 2025
Property Address	4638 JAMESTON ST, BOULDER, CO 80301-4221
Document Number	0004104124
Instrument Date	Sep 25, 2025
Instrument	4104124
Transaction Type	Transfer
Record Updated	Oct 15, 2025

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	4638 JAMESTON ST, BOULDER, CO 80301-4221

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	4638 JAMESTON ST, BOULDER, CO 80301-4221

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4638 JAMESTON ST, BOULDER, CO 80301-4221
Transaction Type	Mortgage
Record Updated	Apr 7, 2021
Title Company	TIMIOS INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003872674
Date	Mar 30, 2021
Instrument	3872674

Lender

Name	AMERICAN FINANCIAL NETWORK INC
Type	Funding / Finance Company
Address	BREA, CA 92821

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2051

April 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4638 JAMESTON ST, BOULDER, CO 80301-4221
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003585324
Date	Apr 7, 2017
Instrument	3585324

Lender

Name	DITECH FINANCIAL LLC
Type	Mortgage Company
Address	BOULDER, CO 80301

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 1, 2047

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		$50,694 (-0.54%) Land $16,592 Building $34,102	$815,500 (-) Land $314,000 Building $501,500
2025	$4,494.00 (+9.77%)	$50,969 (+0.21%) Land $19,625 Building $31,344	$815,500 (+0.17%) Land $314,000 Building $501,500
2024	$4,094.00 (+1.66%)	$50,860 (-6.76%) Land $17,842 Building $33,018	$814,100 (-) Land $321,300 Building $492,800
2023	$4,027.00 (+22.62%)	$54,545 (+34.73%) Land $21,527 Building $33,018	$814,100 (+39.76%) Land $321,300 Building $492,800
2022	$3,284.00	$40,484 Land $15,818 Building $24,666	$582,500 Land $227,600 Building $354,900

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 64% of the US · above 54% of Colorado
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 286 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
CenturyLink DSL	140 / 20

May also be available: AT&T.

Cell Coverage

5G (outdoors only) and 4G LTE

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