2150 Tamarack Ave, Boulder, CO 80304 Property Records

Boulder County property record for 2150 Tamarack Ave, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.75 ba · 5,976 sqft · built 2020
Lot Size	0.637 acres (27,756 sqft)
Owner	2 Individual Names on File
Last Sale	$5,400,000 (Dec 2021)
Tax Bill	$32,601 (2025)
Deeds & Mortgages	Jul 2021 Construction Loan Dec 2021 Sale & Mortgage + 1 more
Flood Zone	Zone AE (high risk)
APN	`1463-18-1-27-002`

Property Details

APN / Parcel Number

Primary APN	`1463-18-1-27-002`
Alternative APN	`R0612986`

Interior

Bedrooms	4 Beds
Full Baths	3.75 Baths
Half Baths	4 Half Baths
Total Rooms	12 Rooms
Stories	2 Stories
Building Area	5,976 sqft Living Area
Gross Area	6,837 sqft
1st Floor Area	3,248 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2020
Effective Year Built	Effective 2020
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Built-Up Asphalt
Lot Area	27,756 sqft (0.637 acres)
Garage Type	Attached
Garage Area	861 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0612986
Street Address	2150 TAMARACK AVE
City	BOULDER
State	CO
Zip	80304-0923
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 2 ROWAN NICO MINOR FINAL
Legal Range	70
Legal Township	1N
Legal Section	18
Legal Subdivision	ROWAN NICO MINOR SUB FINAL
Legal Block	2
Legal Lot Number	2
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2001
Census Tract	12103

Owner

2150 Tamarack Ave is owned and occupied by two individuals who bought it in December 2021.

Source: Boulder County records, as of September 18, 2026

Owner of Record	2 Individual Names on File
Mailing Address	2150 TAMARACK AVE, BOULDER, CO 80304-0923
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jul 21, 2021	Deed of Trust, Mortgage · Construction Mortgage BANK OF COLORADO
Dec 1, 2021	Special Warranty Deed, Transfer · Conventional Mortgage UBS BANK USA
Dec 23, 2020	Grant Deed, Construction Loan GARY CALDERON

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 1, 2021 · Amount on File
Deed Sale	Dec 1, 2021 · Amount on File
Deed Document Number	20213931637
Record Updated	Oct 29, 2026

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	2150 TAMARACK AVE, BOULDER, CO 80304-0923
Transaction Type	Mortgage
Record Updated	Mar 31, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003901291
Date	Jul 21, 2021
Instrument	3901291

Lender

Name	BANK OF COLORADO
Type	Bank
Address	ENGLEWOOD, CO 80111

Agreement

Type	Construction Mortgage
Amount	Amount on Record

December 2021: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Dec 1, 2021
Property Address	2150 TAMARACK AVE, BOULDER, CO 80304-0923
Document Number	0003931637
Instrument Date	Nov 30, 2021
Instrument	3931637
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	HERITAGE TITLE COMPANY, HERITAGE TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$540.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	2150 TAMARACK AVE, BOULDER, CO 80304-0923

Mortgage

Document Number	0003931638
Date	Dec 1, 2021
Instrument	3931638

Lender

Name	UBS BANK USA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Dec 1, 2051

December 2020: Grant Deed, Construction Loan

Document Type	Grant Deed
Jurisdiction	BOULDER CO
Recording Date	Dec 23, 2020
Property Address	2150 TAMARACK AVE, BOULDER, CO 80304-0923
Document Number	0003844897
Instrument Date	Jul 13, 2020
Instrument	3844897
Transaction Type	Construction Loan
Record Updated	Feb 2, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Tax	$70.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	3445 PENROSE PL #230 BOULDER CO 803011874, 230, BOULDER, CO 80301-1874

Mortgage

Document Number	3844898
Date	Dec 23, 2020
Instrument	3844898

Lender

Name	GARY CALDERON
Address	2291 ARAPAHOE AVE, BOULDER, CO 80302-6603

Agreement

Amount	Amount on Record

Mortgage

Document Number	3844899,
Date	Dec 23, 2020
Instrument	3844899

Lender

Name	GARY CALDERON
Address	2291 ARAPAHOE AVE, BOULDER, CO 80302-6603
Special Notes	Seller Financed

Agreement

Type	Construction Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 2150 Tamarack Ave was $32,601.

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		$367,241 (+7.41%) Land $92,589 Building $274,652	$5,470,600 (-) Land $1,431,600 Building $4,039,000
2025	$32,601.00	$341,913 Land $89,475 Building $252,438	$5,470,600 Land $1,431,600 Building $4,039,000
2023	$30,517.00 (+16.59%)	$357,064 (+26.68%) Land $92,494 Building $264,570	$5,329,300 (+31.41%) Land $1,380,500 Building $3,948,800
2022	$26,174.00	$281,857 Land $74,622 Building $207,235	$4,055,500 Land $1,073,700 Building $2,981,800

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

FEMA maps place 2150 Tamarack Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 31 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	31 in force
Nearby Flood Claims	26 (1995–2014)
Claims Outside the SFHA	14 of 26
Most Recent Claim	May 2014 · other causes
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 22 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

Wildfire risk around 2150 Tamarack Ave is moderate, ranking above 59% of the US, with a 0.2% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 59% of the US · above 46% of Colorado
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

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 384 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 · Fiber in parts of the area	140 / 20
AT&T Fixed Wireless	100 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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