4172 Greenbriar Blvd, #17, Boulder, CO 80305 Property Records

Boulder County property record for 4172 Greenbriar Blvd, #17, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,434 sqft · built 1976
Lot Size	0.053 acres (2,292 sqft)
Owner	Individual Name on Record
Last Sale	$34,000 (Feb 2013)
Tax Bill	$4,380 (2025)
Deeds & Mortgages	Apr 2023 Line of Credit Feb 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1577-17-1-01-017`

Property Details

APN / Parcel Number

Primary APN	`1577-17-1-01-017`
Alternative APNs	`R0066315` `0066315`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Building Area	1,434 sqft Living Area
Gross Area	1,694 sqft
1st Floor Area	617 sqft
Upper Floors Area	288 sqft
Basement Area	569 sqft
Finished Basement	529 sqft
Unfinished Basement	40 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1976
Architectural Style	Townhouse
Exterior Material	Wood Shingle
Construction Type	Frame
Lot Area	2,292 sqft (0.053 acres)
Garage Type	Attached
Garage Area	220 sqft
Parking Spaces	1 Parking Space
Deck Area	80 sqft

Utilities, Heating & Cooling

Heating Fuel	Electric

Location & Zoning

Account Number	R0066315
Street Address	4172 GREENBRIAR BLVD, 17
City	BOULDER
State	CO
Zip	80305-7074
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	UNIT 17 SHANAHAN RIDGE 2
Legal Range	70
Legal Township	1S
Legal Section	17
Legal Subdivision	SHANAHAN RIDGE 2 - BO
Legal Block	3
Legal Lot Number	17
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3001
Census Tract	12510

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	Individual Name on Record
Mailing Address	4172 GREENBRIAR BLVD, 17, BOULDER, CO 80305-7074
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 18, 2023	Deed of Trust, Mortgage · Line of Credit THE EASTERN COLORADO BANK
Feb 20, 2020	Deed of Trust, Mortgage · Conventional Mortgage WILLOW BEND MORTGAGE CO

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 28, 2013 · Amount on Record
Deed Sale	Feb 28, 2013 · Amount on Record
Prior Sale	Jul 24, 2009 · Amount on Record
Deed Document Number	20133293608
Prior Transfer Date	Jun 23, 2009
Prior Transfer Doc	0003018493
Record Updated	Oct 29, 2026

April 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4172 GREENBRIAR BLVD # 17, 17, BOULDER, CO 80305-7074
Transaction Type	Mortgage
Record Updated	Apr 25, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004004222
Date	Apr 18, 2023
Instrument	4004222

Lender

Name	THE EASTERN COLORADO BANK
Type	Bank
Address	AULT, CO 80610

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	120 Months
Due	Apr 7, 2033

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

February 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4172 GREENBRIAR BLVD # 17, 17, BOULDER, CO 80305-7074
Transaction Type	Mortgage
Record Updated	Jul 26, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003767209
Date	Feb 20, 2020
Instrument	3767209

Lender

Name	WILLOW BEND MORTGAGE CO
Type	Mortgage Company
Address	PLANO, TX 75093

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Mar 1, 2035

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		$45,220 (-1.56%) Land $29,791 Building $15,429	$735,000 (-) Land $508,100 Building $226,900
2025	$4,380.00 (+2.96%)	$45,937 (-13.24%) Land $31,756 Building $14,181	$735,000 (-7%) Land $508,100 Building $226,900
2023	$4,254.00 (+2.51%)	$52,950 (+18.47%) Land $36,461 Building $16,489	$790,300 (+22.89%) Land $544,200 Building $246,100
2022	$4,150.00	$44,696 Land $28,127 Building $16,569	$643,100 Land $404,700 Building $238,400

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

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 17 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	17 in force
Nearby Flood Claims	5 (1978–2013)
Claims Outside the SFHA	4 of 5
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 3 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	High above 72% of the US · above 69% of Colorado
Wildfire Likelihood	0.5% 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 240 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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