217 Sentinel Rock Ln, Boulder, CO 80302 Property Records

Boulder County property record for 217 Sentinel Rock Ln, Boulder, CO 80302 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,847 sqft · built 1983
Lot Size	5.24 acres (228,625 sqft)
Owner	Individual Name on File
Last Sale	$1,350,000 (Jul 2024)
Tax Bill	$5,269 (2025)
Deeds & Mortgages	Dec 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1461-03-0-01-016`

Property Details

APN / Parcel Number

Primary APN	`1461-03-0-01-016`
Alternative APNs	`R0034271` `0034271`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,847 sqft Living Area
Gross Area	2,753 sqft
1st Floor Area	961 sqft
Upper Floors Area	255 sqft
Basement Area	961 sqft
Finished Basement	631 sqft
Unfinished Basement	330 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1988
Exterior Material	Logs
Construction Type	Frame
Roof Material	Asphalt
Lot Area	228,625 sqft
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	248 sqft
Deck Area	312 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0034271
Street Address	217 SENTINEL ROCK LN
City	BOULDER
State	CO
Zip	80302-9425
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 17 LESS W 75 FT BOULDER HEIGHTS 2
Legal Range	71
Legal Township	1N
Legal Section	04
Legal Subdivision	BOULDER HEIGHTS 2 - BOV
Legal Tract	17
Legal Block	1
Legal Lot Number	17
Jurisdiction	BOULDER CO
Township / Civil Division	BALD MOUNTAIN
Census Block Group	1
Census Block	1016
Census Tract	13704

Owner

Source: Boulder County records · APN 1461-03-0-01-016

Assessment roll updated June 15, 2026 · Last verified June 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 File
Mailing Address	202 SENTINEL ROCK LN, BOULDER, CO 80302-9425
Owner Type	Individual
Vesting	Single

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 03, 2024 · Amount on Record
Deed Sale	Jul 03, 2024 · Amount on Record
Prior Sale	Nov 08, 2010 · Amount on Record
Deed Document Number	20244052629
Prior Transfer Date	Oct 08, 2020
Prior Transfer Doc	0003838832
Record Updated	Sep 20, 2026

December 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Dec 04, 2020
Property Address	217 SENTINEL ROCK LN, BOULDER, CO 80302-9425
Document Number	0003838832
Instrument Date	Oct 08, 2020
Instrument	3838832
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	EQUITY SETTLEMENT SVCS INC

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	Joint Tenants
Address	217 SENTINEL ROCK LN, BOULDER, CO 80302-9425

Mortgage

Document Number	0003838833
Date	Dec 04, 2020
Instrument	3838833

Lender

Name	CARDINAL FINANCIAL COMPANY LP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Nov 01, 2050

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 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

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$61,969 (+8.8%) Land $26,921 Building $35,048	$911,311 (-) Land $395,900 Building $515,411
2025	$5,269.00 (+10.83%)	$56,957 (-6.03%) Land $24,744 Building $32,213	$911,311 (+0.73%) Land $395,900 Building $515,411
2023	$4,754.00 (+26.64%)	$60,613 (+45.35%) Land $28,931 Building $31,682	$904,663 (+50.78%) Land $431,800 Building $472,863
2022	$3,754.00	$41,700 Land $20,509 Building $21,191	$600,000 Land $295,100 Building $304,900

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130137041, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	8 in force
Nearby Flood Claims	1 (2013)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Sep 2013, river or lake flooding, Severe Storms, Flooding, Landslides, And Mudslides

Wildfire

Wildfire Risk	Extreme above 95% of the US · above 98% of Colorado
Wildfire Likelihood	About 1 in 73 per year
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 51 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 250

May also be available at this address: Ayva, Live Wire Networks. Availability varies by address; speeds are provider-advertised maximums, not measured.