4128 Clifton Ct, Boulder, CO 80301 Property Records

Boulder County property record for 4128 Clifton Ct, Boulder, CO 80301

Property Summary

Property Type	Single Family Home
Details	5 bd · 4.5 ba · 4,615 sqft · built 2014
Lot Size	0.104 acres (4,536 sqft)
Owner	Individual Name on File
Last Sale	$1,575,000 (Jun 2020)
Tax Bill	$11,684 (2025)
Deeds & Mortgages	Aug 2019 Line of Credit Jun 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1463-17-4-50-005`

Property Details

APN / Parcel Number

Primary APN	`1463-17-4-50-005`
Alternative APN	`R0601932`

Interior

Bedrooms	5 Beds
Full Baths	4.5 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	4,615 sqft Living Area
Gross Area	5,264 sqft
1st Floor Area	1,459 sqft
Upper Floors Area	1,841 sqft
Basement Area	1,459 sqft
Finished Basement	1,315 sqft
Unfinished Basement	144 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2014
Effective Year Built	Effective 2014
Architectural Style	A-Frame
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	4,536 sqft (0.104 acres)
Garage Type	Attached
Garage Area	505 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	112 sqft
Patio Area	253 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0601932
Street Address	4128 CLIFTON CT
City	BOULDER
State	CO
Zip	80301-1711
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 75 NORTHFIELD VILLAGE REPLAT C
Legal Range	70
Legal Township	1N
Legal Section	17
Legal Subdivision	NORTHFIELD VILLAGE REPLAT C
Legal Block	3
Legal Lot Number	75
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3024
Census Tract	12701

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	Individual Name on File
Mailing Address	2661 JUNIPER AVE, BOULDER, CO 80304-2459
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 13, 2019	Deed of Trust, Mortgage · Line of Credit US BANK NA
Jun 22, 2020	Warranty Deed, Transfer ELEVATIONS CU

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 22, 2020 · Amount on File
Deed Sale	Jun 22, 2020 · Amount on File
Prior Sale	Sep 3, 2015 · Amount on File
Deed Document Number	20203792576
Record Updated	Oct 29, 2026

August 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4128 CLIFTON CT, BOULDER, CO 80301-1711
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003729902
Date	Aug 13, 2019
Instrument	3729902

Lender

Name	US BANK NA
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Aug 1, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

June 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 22, 2020
Property Address	4128 CLIFTON CT, BOULDER, CO 80301-1711
Document Number	0003792576
Instrument Date	Jun 19, 2020
Instrument	3792576
Transaction Type	Transfer
Record Updated	Jul 24, 2020
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$158.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	4128 CLIFTON CT BOULDER CO 803011711, BOULDER, CO 80301-1711

Mortgage

Document Number	3792577
Date	Jun 22, 2020
Instrument	3792577

Lender

Name	ELEVATIONS CU
Address	PO BOX 9004, BOULDER, CO 80301-9004

Agreement

Amount	Amount on Record
Term	360 Months
Due	Jun 21, 2050

Interest

Rate Type	Adjustable Rate
Rate	2.62%

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		$127,650 (+4.89%) Land $23,454 Building $104,196	$1,947,200 (-) Land $414,900 Building $1,532,300
2025	$11,684.00 (-0.35%)	$121,700 (-12.19%) Land $25,931 Building $95,769	$1,947,200 (-5.86%) Land $414,900 Building $1,532,300
2023	$11,725.00 (+9.07%)	$138,590 (+20.56%) Land $26,432 Building $112,158	$2,068,500 (+25.06%) Land $394,500 Building $1,674,000
2022	$10,750.00	$114,953 Land $24,012 Building $90,941	$1,654,000 Land $345,500 Building $1,308,500

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 File median of 29 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	29 in force
Nearby Flood Claims	5 (1995–2013)
Claims Outside the SFHA	3 of 5
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 4 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	Moderate above 53% of the US · lower than 62% of Colorado
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within 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 190 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
LiveWireNet Fixed Wireless	250 / 100
CenturyLink DSL	140 / 20

May also be available: AT&T, T-Mobile, Verizon.

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