4458 Hamilton Ct, Boulder, CO 80305 Property Records

Boulder County property record for 4458 Hamilton Ct, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.5 ba · 1,426 sqft · built 1960
Lot Size	0.167 acres (7,265 sqft)
Owner	2 Company Names on File
Last Sale	$339,900 (May 2012)
Tax Bill	$4,558 (2025)
Deeds & Mortgages	Oct 2020 Mortgage Jul 2018 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`1577-05-4-09-028`

Property Details

APN / Parcel Number

Primary APN	`1577-05-4-09-028`
Alternative APNs	`R0010316` `0010316`

Interior

Bedrooms	4 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Building Area	1,426 sqft Living Area
Gross Area	1,679 sqft
1st Floor Area	1,150 sqft
Basement Area	276 sqft
Finished Basement	276 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1965
Architectural Style	Split Level
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	7,265 sqft (0.167 acres)
Garage Type	Attached
Garage Area	253 sqft
Parking Spaces	1 Parking Space
Patio Area	79 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0010316
Street Address	4458 HAMILTON CT
City	BOULDER
State	CO
Zip	80305-5554
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 28 BLK 12 WILLIAM MARTIN HOMESTEAD
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	WILLIAM MARTIN HOMESTEAD - BO
Legal Block	12
Legal Lot Number	28
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1018
Census Tract	12507

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 Company Names on File
Mailing Address	7094 MOSS CT, ARVADA, CO 80007-6912
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Date	Document
Oct 27, 2020	Deed of Trust, Mortgage · Conventional Mortgage COLORADO CU
Jul 13, 2018	Deed of Trust, Mortgage · Line of Credit VECTRA BK/CO

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	May 7, 2012 · Amount on Record
Deed Sale	May 7, 2012 · Amount on Record
Prior Sale	Jul 21, 1993
Deed Document Number	20123221276
Last Transfer Date	Apr 1, 2024
Transfer Doc	0004044564
Record Updated	Sep 20, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4458 HAMILTON CT, BOULDER, CO 80305-5554
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	HOMESTEAD TITLE & ESCROW

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003827756
Date	Oct 27, 2020
Instrument	3827756

Lender

Name	COLORADO CU
Type	Credit Union
Address	LITTLETON, CO 80127

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2050

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4458 HAMILTON CT, BOULDER, CO 80305-5554
Document Number	0003693974
Instrument Date	Jul 13, 2018
Transaction Type	Mortgage
Record Updated	Jan 25, 2019

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18540 W 85TH DR ARVADA CO 800077226, ARVADA, CO 80007-7226

Mortgage

Document Number	0003693974
Date	Jan 14, 2019
Instrument	3693974

Lender

Name	VECTRA BK/CO
Type	Bank
Address	WHEATRIDGE, CO 80033

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Jan 13, 2049

Interest

Rate Type	Adjustable Rate

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		$51,095 (+8.8%) Land $38,243 Building $12,852	$751,400 (-) Land $562,400 Building $189,000
2025	$4,558.00 (+3.5%)	$46,963 (-12.73%) Land $35,150 Building $11,813	$751,400 (-6.45%) Land $562,400 Building $189,000
2023	$4,404.00 (+7.84%)	$53,815 (+24.65%) Land $41,185 Building $12,630	$803,200 (+29.3%) Land $614,700 Building $188,500
2022	$4,084.00	$43,173 Land $30,545 Building $12,628	$621,200 Land $439,500 Building $181,700

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
Flood Insurance Cost	Premium on Record median of 25 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	25 in force
Nearby Flood Claims	16 (1995–2013)
Claims Outside the SFHA	2 of 16
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 14 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 80% of the US · lower than 91% of Colorado
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond ember reach

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 678 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 · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Live Wire Networks Fixed Wireless	250 / 100
T-Mobile USA Fixed Wireless	100 / 20

May also be available: AT&T.

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