4641 Portside Way, Boulder, CO 80301 Property Records

Boulder County property record for 4641 Portside Way, Boulder, CO 80301

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,024 sqft · built 1980
Lot Size	0.061 acres (2,646 sqft)
Owner	Individual Name on Record
Last Sale	$515,000 (Jun 2026)
Tax Bill	$2,756 (2025)
Deeds & Mortgages	Jun 2026 Sale & Mortgage Oct 2022 Transfer
Flood Zone	Zone X (minimal risk)
APN	`1463-11-3-10-012`

Property Details

APN / Parcel Number

Primary APN	`1463-11-3-10-012`
Alternative APNs	`R0084000` `0084000`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	4 Rooms
Building Area	1,024 sqft Living Area
Gross Area	1,536 sqft
1st Floor Area	512 sqft
Upper Floors Area	512 sqft
Basement Area	512 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1980
Effective Year Built	Effective 1980
Architectural Style	Townhouse
Exterior Material	Wood Shingle
Construction Type	Frame
Lot Area	2,646 sqft (0.061 acres)
Garage Type	Carport
Garage Area	378 sqft
Carport	Carport
Carport Area	378 sqft
Parking Spaces	1 Parking Space
Deck Area	378 sqft
Patio Area	478 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0084000
Street Address	4641 PORTSIDE WAY
City	BOULDER
State	CO
Zip	80301-3128
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 12 PORTAL ESTATES
Legal Range	70
Legal Township	1N
Legal Section	11
Legal Subdivision	PORTAL ESTATES - BOV
Legal Block	1
Legal Lot Number	12
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1005
Census Tract	12708

Owner

Source: Boulder County records, as of June 25, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	4641 PORTSIDE WAY, BOULDER, CO 80301-3128
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Jun 16, 2026	Warranty Deed, Transfer · Conventional Mortgage ELEVATIONS CREDIT UNION
Oct 25, 2022	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 16, 2026 · Amount on Record
Deed Sale	Jun 16, 2026 · Amount on Record
Prior Sale	Jun 3, 1982 · Amount on Record
Deed Document Number	20264136447
Prior Transfer Date	Oct 25, 2022
Prior Transfer Doc	0003986515
Record Updated	Sep 20, 2026

June 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 16, 2026
Property Address	4641 PORTSIDE WAY, BOULDER, CO 80301-3128
Document Number	0004136447
Instrument Date	Jun 16, 2026
Instrument	20264136447
Transaction Type	Transfer
Record Updated	Jun 25, 2026
Title Company	LAND TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$5,201.50
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	4641 PORTSIDE WAY, BOULDER, CO 80301-3128

Mortgage

Document Number	0004136448,
Date	Jun 16, 2026
Instrument	20264136448

Lender

Name	ELEVATIONS CREDIT UNION

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 1, 2056

Interest

Rate Type	Fixed Rate
Rate	6.3%
Initial Type	Fixed Rate
Max Rate	-1%

October 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Oct 25, 2022
Property Address	4641 PORTSIDE WAY, BOULDER, CO 80301-3128
Document Number	0003986515
Instrument Date	Oct 25, 2022
Instrument	3986515
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Living Trust
Address	7 CHAMBERS DR, LANDER, WY 82520-9722

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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		$29,635 (+8.8%) Land $12,662 Building $16,973	$435,800 (-) Land $186,200 Building $249,600
2025	$2,756.00 (+7.57%)	$27,238 (-12.65%) Land $11,638 Building $15,600	$435,800 (-6.36%) Land $186,200 Building $249,600
2024	$2,562.00 (+1.67%)
2023	$2,520.00 (-1.56%)	$31,182 (+19.64%) Land $11,142 Building $20,040	$465,400 (+24.11%) Land $166,300 Building $299,100
2022	$2,560.00	$26,063 Land $8,493 Building $17,570	$375,000 Land $122,200 Building $252,800

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Moderate above 46% of the US · lower than 70% of Colorado
Wildfire Likelihood	0.07% annual chance
Exposure	None beyond ember reach

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 334 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

Cell Coverage

5G (outdoors only) and 4G LTE

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