4430 Aaron Pl, Boulder, CO 80303 Property Records

Boulder County property record for 4430 Aaron Pl, Boulder, CO 80303

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.75 ba · 3,048 sqft · built 1978
Lot Size	0.175 acres (7,637 sqft)
Owner	2 Company Names on Record
Last Sale	$845,000 (May 2019)
Tax Bill	$7,277 (2025)
Deeds & Mortgages	Mar 2026 Transfer May 2019 Sale & Mortgage
Flood Zone	Zone X (moderate risk)
APN	`1463-33-2-09-007`

Property Details

APN / Parcel Number

Primary APN	`1463-33-2-09-007`
Alternative APNs	`R0072592` `0072592`

Interior

Bedrooms	4 Beds
Full Baths	2.75 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,048 sqft Living Area
Gross Area	3,532 sqft
1st Floor Area	1,484 sqft
Upper Floors Area	600 sqft
Basement Area	964 sqft
Finished Basement	964 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1999
Exterior Material	Brick Veneer
Construction Type	Frame
Lot Area	7,637 sqft (0.175 acres)
Garage Type	Attached
Garage Area	484 sqft
Parking Spaces	2 Parking Spaces
Deck Area	240 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0072592
Street Address	4430 AARON PL
City	BOULDER
State	CO
Zip	80303-1114
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 7 WILLOWRIDGE PARK 1
Legal Range	70
Legal Township	1N
Legal Section	33
Legal Subdivision	WILLOWRIDGE PARK 1 - BO
Legal Block	3
Legal Lot Number	7
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3003
Census Tract	12603

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 Company Names on Record
Mailing Address	4430 AARON PL, BOULDER, CO 80303-1114
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Date	Document
Mar 12, 2026	Intrafamily Transfer, Transfer
May 8, 2019	Warranty Deed, Transfer · Conventional Mortgage NORTH AMERICAN SAVINGS BANK FSB

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 8, 2019 · Amount on Record
Deed Sale	May 8, 2019 · Amount on Record
Prior Sale	Jun 20, 2001 · Amount on Record
Deed Document Number	20193711241
Last Transfer Date	Feb 20, 2026
Transfer Doc	0004123441
Record Updated	Oct 29, 2026

March 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Mar 12, 2026
Property Address	4430 AARON PL, BOULDER, CO 80303-1114
Document Number	0004123441
Instrument Date	Feb 20, 2026
Instrument	4123441
Transaction Type	Transfer
Record Updated	Apr 15, 2026

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	Living Trust
Address	4430 AARON PL, BOULDER, CO 80303-1114

May 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	May 8, 2019
Property Address	4430 AARON PL, BOULDER, CO 80303-1114
Document Number	0003711241
Instrument Date	May 6, 2019
Instrument	3711241
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	HERITAGE TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$84.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	4430 AARON PL, BOULDER, CO 80303-1114

Mortgage

Document Number	0003711242
Date	May 8, 2019
Instrument	3711242

Lender

Name	NORTH AMERICAN SAVINGS BANK FSB
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2049

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 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		$78,282 (+2.56%) Land $34,572 Building $43,710	$1,221,200 (-) Land $578,400 Building $642,800
2025	$7,277.00 (-2.52%)	$76,325 (-13.89%) Land $36,150 Building $40,175	$1,221,200 (-7.69%) Land $578,400 Building $642,800
2024	$7,465.00 (+1.76%)
2023	$7,336.00 (+18.67%)	$88,635 (+34.77%) Land $43,470 Building $45,165	$1,322,900 (+39.8%) Land $648,800 Building $674,100
2022	$6,182.00	$65,768 Land $31,935 Building $33,833	$946,300 Land $459,500 Building $486,800

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AO, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 31 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	31 in force
Nearby Flood Claims	7 (2000–2013)
Claims Outside the SFHA	5 of 7
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 6 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	Low lower than 95% of the US · lower than 98.1% of Colorado
Wildfire Likelihood	0.01% 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 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
LiveWireNet Fixed Wireless	250 / 100

May also be available: AT&T.

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