2323 20th St, Boulder, CO 80304 Property Records

Boulder County property record for 2323 20th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,253 sqft · built 1985
Lot Size	0.15 acres (6,546 sqft)
Owner	Company Name on Record
Last Sale	$1,800,000 (May 2018)
Tax Bill	$9,486 (2025)
Deeds & Mortgages	Mar 2021 Transfer Feb 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1463-30-5-28-004`

Property Details

APN / Parcel Number

Primary APN	`1463-30-5-28-004`
Alternative APNs	`R0101031` `0101031`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Building Area	2,253 sqft Living Area
Gross Area	3,093 sqft
1st Floor Area	1,091 sqft
Upper Floors Area	922 sqft
Basement Area	680 sqft
Finished Basement	240 sqft
Unfinished Basement	440 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1985
Architectural Style	Split Level
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,546 sqft (0.15 acres)
Garage Type	Attached
Garage Area	400 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	132 sqft
Deck Area	219 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0101031
Street Address	2323 20TH ST
City	BOULDER
State	CO
Zip	80304-4277
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 WHITTIER BLUFF REPLAT A
Legal Range	70
Legal Township	1N
Legal Section	30
Legal Subdivision	WHITTIER BLUFF REPLAT A - BO
Legal Block	2
Legal Lot Number	1
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2016
Census Tract	12107

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	Company Name on Record
Mailing Address	2323 20TH ST, BOULDER, CO 80304-4277
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Living Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 3, 2021	Quit Claim Deed, Transfer Quitclaim
Feb 22, 2021	Quit Claim Deed, Transfer · Conventional Mortgage CARDINAL FINANCIAL COMPANY LP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 4, 2018 · Amount on Record
Deed Sale	May 4, 2018 · Amount on Record
Prior Sale	Aug 19, 1993
Deed Document Number	20183653935
Last Transfer Date	Feb 5, 2021
Transfer Doc	0003864287
Record Updated	Oct 29, 2026

March 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Mar 3, 2021
Property Address	2323 20TH ST, BOULDER, CO 80304-4277
Document Number	0003864287
Instrument Date	Feb 5, 2021
Instrument	3864287
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	2323 20TH ST, BOULDER, CO 80304-4277

February 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Feb 22, 2021
Property Address	2323 20TH ST, BOULDER, CO 80304-4277
Document Number	0003860573
Instrument Date	Feb 5, 2021
Instrument	3860573
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	FIRST AMERICAN TITLE, FIRST AMERICAN

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2323 20TH ST, BOULDER, CO 80304-4277

Mortgage

Document Number	0003860574
Date	Feb 22, 2021
Instrument	3860574

Lender

Name	CARDINAL FINANCIAL COMPANY LP
Type	Mortgage Company
Address	CHARLOTTE, NC 28273

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Mar 1, 2036

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		$110,289 (+4.3%) Land $59,983 Building $50,306	$1,691,900 (-) Land $952,100 Building $739,800
2025	$9,486.00 (+3.66%)	$105,744 (-9.12%) Land $59,506 Building $46,238	$1,691,900 (-2.57%) Land $952,100 Building $739,800
2023	$9,151.00 (+17.2%)	$116,352 (+27.81%) Land $62,638 Building $53,714	$1,736,600 (+32.59%) Land $934,900 Building $801,700
2022	$7,808.00	$91,032 Land $49,137 Building $41,895	$1,309,800 Land $707,000 Building $602,800

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

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 31 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	31 in force
Nearby Flood Claims	5 (2013)
Claims Outside the SFHA	2 of 5
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 5 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	Not rated no burnable land 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 544 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	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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